Questions Asked on
October 12, 2010

General Chemistry
A student dissolved 4.00 g of Co(NO3)2 in enough water to make 100. mL of stock solution. He took 4.00 mL of the stock solution and then diluted it with water to give 275. mL of a final solution. How many grams of NO3 ion are there in the final solution?
asked by Dave 
physic
a tank contains 26.0 kg of oxygen gas at a gauge pressure of 8.70 atm. if oxygen is replaced by helium, how many kilograms of the latter will be needed to produce a gauge pressure at 7.00 atm?
asked by yuri 
Prob and Stats
To estimate the mean height population of male students on your campus, you will measure and SRS of students. Heights of people the same sex and similiar ages are close to normal. You know from government data that the standard deviation of the heights of
asked by Susan 
General Physics I
An antelope moving with constant acceleration covers the distance between two points 70.0 m apart in 7.00 s. Its speed as it passes the second point is 15.0 m/s. (a) What is its speed at the first point? (b) What is its acceleration?
asked by Anonymous 
US history
1) The ideals of the Athenian State , Roman law, and the Mayflower Compact contributed most significantly to the growth of the principles of 1. government under law and the consent of the governed. 2. religious freedom and women's suffrage. 3. checks and
asked by Anonymous 
PHYSICS
Harry and Angela look from their balcony to a swimming pool below that is 15 m from the bottom of their building. They estimate that the balcony is 45 m high and wonder how fast they would have to jump horizontally to succeed in reaching the pool. What is
asked by PLEASE HELP ASAP!!!!!!!!!!! 
geography
How far did the fertile crescent stretch from north to south? 650 miles from North to South or 640 miles Thanks
asked by klk 
IPC
The latent heat of vaporization of water is 540 calories/gram. How many calories are required to completely vaporize 500 grams of water?
asked by Katy 
Physics
A student throws a water balloon vertically downward from the top of a building. The balloon leaves the thrower's hand with a speed of 6.00 m/s. Air resistance may be ignored, so the water balloon is in free fall after it leaves the thrower's hand. (a)
asked by Anonymous 
chemistry
Please help!... Lakes that have been acidified by acid rain (HNO3 and H2SO4) can be neutralized by a process called liming, in which limestone (CaCO3) is added to the acidified water. Write ionic and net ionic equations to show how limestone reacts with
asked by Anonymous 
physics
You are piloting a small plane, and you want to reach an airport 450 km due south in 3.0 hours. A wind is blowing from the west at 80 km/h. What heading and airspeed should you choose to reach your destination in time?
asked by Lucy 
physicsnewton's laws
an aeroplane is flying in a horizontal circle with airspeed of 480 km/h. The wings of the plane are tilted at 40 degrees to the horizontal. What is the radius of the circle and how long does it take the plane to complete one full circle?
asked by mani 
Chemistry pls help urgent
1) How do I prepare 2M nitric acid from 65% concentrated nitric acid? 2) How do I prepare 17% ammonia from 25% concentrated ammonia? Please show calculation steps. Thanks.
asked by candy 
chemistry
The "Chemistry in Focus" segment A Magnetic Moment discusses the ability to levitate a frog in a magnetic field because electrons, when sensing a strong magnetic field, respond by opposing it. This is called diamagnetism. Atoms that are diamagnetic have
asked by RILEY 
Physics
1. a car traveling on a dry road with a velocity of +32.0m/s. The driver slams on the breaks and skids to a halt with an acceleration of 8.00m/s^2. on an icy road the car would have skidded to a halt with an acceleration of 3.00m/s^2. how much further
asked by Amy 
Science
Caluculating Mass! You push yourself on a skateboard with a force of 30 N and accelerate at 0.5m/s 2. Find the mass of the skateboard if your mass is 58 kg.
asked by Adam 
science
Calculate the molarity of 500. mL of solution containing 21.1 g of potassium iodide
asked by kate 
PHYSICS
The boy on the tower (20 m) throws a ball a distance of 60 m. At what speed, in m/s, is the ball thrown? Please Help!! Thanks!!
asked by Happy FacePLZ HELP!! 
calculus
(1 pt) A new software company wants to start selling DVDs with their product. The manager notices that when the price for a DVD is 15 dollars, the company sells 132 units per week. When the price is 27 dollars, the number of DVDs sold decreases to 84 units
asked by mae 
allied health
When HIPAA requires authorization to disclose information, the authorization must? a. conform to the releases customarily used by that particular health care provider. b. conform to releases customarily used in that state. c. include all identifying
asked by Anonymous 
PHYSICS
The boy on the tower (20 m) throws a ball a distance of 60 m. At what speed, in m/s, is the ball thrown?
asked by Happy FacePLZ HELP!! 
english
explain the process by which Hrothgar wins power and fame.
asked by qumeria 
geography
What large body of water is west and northwest of the Fertile Crescent? Black Sea Thanks
asked by klk 
physics
a 60kg man is on a steadily rotating Ferris wheel. the man is standing on a bathroom scale and the scale reads 45kg at the top of the wheel. take g=10m/s^2 (a) what does the scale read when the man is at the bottom of the wheel? (b)what does the scale read
asked by mani 
physics
A water balloon is dropped from the top of a building. Assume the balloon does not break when it strikes the ground. If the water balloon falls a distance of 21m, what is the maximum temperature rise of the water balloon due to it being dropped?
asked by Maria 
chemistry
what two conditions must be met by a thermochemical equation so that its standard enthalpy change can be given the symbol delta Hf?
asked by Leslie 
physical science
Lead is a soft, dense metal with a specific heat of 0.028 kcal/kg·C°, a melting point of 328.0°C, and a heat of fusion of 5.5 kcal/kg. How much heat must be provided to melt a 202.2 kg sample of lead with a temperature of 20.0°C?
asked by Anonymous 
physics
A car is stopped at a traffic light. It then travels along a straight road so that its distance from the light is given by x(t) = bt2 – ct3, where b = 2.40m/s2 and c = 0.120m/s3. (a) Calculate the average velocity of the car for the time interval t = 0
asked by Anonymous 
chem
What are the basic unitssingle atoms, molecules, or formula unitsthat compose each of the following substances? a)N2 b)MgCl2 so.. my choices are single,molecules or formula units. i think a) is molecule and b) is formular units can yyou check my answers?
asked by sara 
allied health
which one of the following steps can shield against discovery of an incident report? a. conducting a peer review b. following HIPAA regulations c. invoking the work product doctrine d. reporting to the NPDB
asked by Anonymous 
Math
The 24 students in Ms.Cleary's homeroom are surveyed. They are asked which of the several prices they pay for a ticket to the school fasion show Results: $1.0020 $1.5020 $2.0018 $2.5015 $3.0012 $3.5010 $4.008 $4.507 A. There are 480 students in the
asked by Staci 
chemistry
Aqueous sulfuric acid is neutralized by aqueous potassium hydroxide. Express your answer as an ionic equation. Identify all of the phases in your answer.
asked by Missy 
PHYSICS
The launching velocity of a projectile is 20 m/s at 53 degrees above the horizontal. What is the vertical component of its velocity at launch? Its horizontal velocity? Neglecting air friction, which of these components remains constant throughout the
asked by Happy FacePLZ HELP!! 
chemistry
Consider HA the intermediate form of a diprotic acid. Ka for this species is 104 and Kb is 108. Nonetheless, the Ka and Kb reactions proceed to nearly the same extent when NaHA is dissolved in water. Can anyone explain that?
asked by agnes 
PHYSICS
A flatbed truck of mass 2000kg traveling 20 m/s (about 45mph)carries a load of mass 500kg positioned 3 meters behind the cab. The load is kept on the truck by friction, and the coefficient of friction between the load and the bed of the truck is 0.5. What
asked by Haley 
calculus
(1 pt) The following table gives the cost and revenue, in dollars, for different production levels, q. Answer the questions below. q 0 100 200 300 400 500 600 R(q) 0 540 1080 1620 2160 2700 3240 C(q) 650 915 985 1115 1270 1870 2605 At approximately what
asked by nik 
Chemistry
A 5.00 gram sample of aluminum pellets (specific heat capacity = 0.89 J/g*C) and a 10.00 gram sample of iron pellets (specific heat capacity = 0.45 J/g*C) are heated to 100.0 *C. The mixture of hot iron and aluminum is then dropped into 97.3 gram of water
asked by Anonymous 
math
What number is 240 less than 250?
asked by going crazy!!!! 
physics
A 155 N box is placed on an inclined plane that makes a 30.0° angle with the horizontal. Find the component of the weight force parallel to the plane's surface.
asked by james 
AP Calculus AB
A helicopter pilot drops a package when the helicopter is 200 ft. above the ground, rising at 20 ft/sec. How long will it take for the package to hit the ground? What is the speed of the package at impact? I know you set s(t) equal to zero, so
asked by Fred 
chemistry
Can someone help me with this question? what two conditions must be met by a thermochemical equation so that its standard enthalpy change can be given the symbol delta Hf?
asked by Leslie 
Math
Make 10 by adding 8+5
asked by Marie 
math
Marion has 4 cards, Jake has 4 cards, and Sam has 3 cards. Can you write a multiplication sentence to find how many cards they have in all? Explain.
asked by Dayviana 
HRM
Contrast pay ranges and grades with bands. Why would you use either? Does their use assist or hinder the achievement of internal alignment? External competitiveness?
asked by Carmen 
accountig
Continuing Cookie Chronicle 1 Continuing Cookie Chronicle (Note: This is a continuation of the Cookie Chronicle from Chapters 1 through 7.) CCC8 One of Natalie’s friends, Curtis Lesperance, runs a coffee shop where he sells specialty coffees and prepares
asked by karanzala 
allied health
Which of the following is true about HIV testing? a. testing isn't normally necessary as HIV symptoms manifest early and are distinctive. b. A positive HIV test result doesn't require followup tests, due to the high accuracy of the testing. c. Some HIV
asked by Anonymous 
physics
an automobile with the mass of 2000 kg is moving north on a level, striaght highway with a constant velocity of 80 km/h. what is th unbalanced force acting on the automobile
asked by Anonymous 
government
Which of the following is eligible to run for the presidency: a 45year old banker who was born and raised in Wyoming or a 30yearold State legislator who was born in Virginia, lived abroad for 10 years, then returned to Virginia?
asked by nora(: 
chemistry
What is the maximum number of Cs+ ions that can be produced per joule of energy absorbed by a sample of gaseous Cs atoms? Do you start by knowing the ionization energy for Cs. I really need assistance.
asked by Ysabella 
physics
I have two equations: #1) Tcos(theta) 6.86=0 #2) Tsin(theta) = mass X acceleration I know that my acceleration is velociy squared/ radius (my given radius is 40cm) I'm supposed to solve for T and angular acceleration. I know I'd be able to do that if I
asked by Taylor 
Maths
I have 50 coins, some 10c and the rest 20c. Altogether they total $8.20. How many of each coin do I have?
asked by Jannie 
calculus
Determine if the function is even, odd or neither. f(x)=x^3x^28x+4
asked by sarah 
physics
A golfer imparts a speed of 32.1 m/s to a ball, and it travels the maximum possible distance before landing on the green. The tee and the green are at the same elevation. (a) How much time does the ball spend in the air? (b) What is the longest "hole in
asked by please help! 
government
“What features of the Constitution make it difficult for government to do or achieve anything? Why were they included?
asked by ingrid 
chemistry
What is the final temperature of a 52 gram glass of water at 2.0 C if it absorbs 3.0 J heat?
asked by k 
Chemistry
a paste of sodium hydrogen carbonate (sodium bicarbonate) can be used to relieve the pain of an ant bite. The irritant in the ant bite is formic acid (HCOOH), a weak acid. Which is the net ionic equation for the reaction that occurs? I know the reactants
asked by Logan 
English 2
Which hero's story, King Arthur's or Sundiata's, has the more relevant message for young people today? Compose an essay that answers this question, giving at least two examples from the selections and applying them to issues young people face today. I
asked by mysterychicken 
allied health
which of the following is true in regard to limited data sets> a. Patients must authorize the use of limited data sets. b. those !@#$%^&ceive limited data sets can pass them on without restrictions c. limited data sets can't include a patient's city,
asked by Anonymous 
Chemistry
A 30.0 gram sample of water at 280. K is mixed with 50.0 grams of water at 330. K. Calculate the final temperature of the mixture assuming no heat loss to the surroundings.
asked by Anonymous 
algebra
the length of a rectangular jewlery box is 6 inches more than twice the width. the perimeter is 54 inches find length and width.
asked by donna 
grammar
in the sentence "He felt hungry and thought about the lunch wrapped in his handkerchief." which are the linking verbs and which are the action verbs?
asked by Rob 
5th grade math
find two boxes that will hold HALF as many centimeter cubes as the 3 centimeters by 4 centimeters by 6 centimeters box. what would the dimensions of each box be. dimensions of the first box dimensions of the second box.
asked by chance 
physics
During an Olympic bobsled run, the Jamaican team makes a turn of radius 7.6 m at a speed of 96.6 km/h. What is their acceleration in terms of g?
asked by Meghan 
math
round the following number to the nearest hundred 6,952
asked by smanddana 
HELP! INTRO TO ECO
Why do supply curves slope upward from left to right? Why don't we sometimes draw them sloping downward from left to right? Under what conditions would it be sensible to draw a supply curve that is horizontal(perfectly elastic)? Under what conditions would
asked by Brittany 
English1
what is the meaning of the phrase "as thick as flies around a sorghum mill'
asked by Kayla 
math 20 system of equations
I have been solving system of equations graphically and using addition and subtraction and now I'm being asked: Give any linear system of two equation that has a solution of (3,5). Does it have to be in y=mx+b form and if so how do I do it? I've been
asked by Sandi 
math
The product of two numbers is 180. The LCM of the two numbers is 60. What is the GCF of the two numbers? How do you know?
asked by m 
chemistry
Calculate the value of the equilibrium constant, Kp , for the following reaction at 298.0 Kelvin. (Use the reaction free energy given below.) 2SO3 = 2SO2 + O2 in the gaseous state ΔG = 140.0 kJ/mol
asked by lizz 
math
Eric and Cindy are avid cyclists living in cities 150 miles apart. Eric begins riding toward Cindy at noon, traveling 18 mph. Cindy begins riding toward Eric at 2 pm, traveling 12 mph. At what time will they meet? How far does each travel?
asked by carr 
health
If disclosure of PHI is permitted under HIPAa, what is disclosed? a. all information the particular doctor has on that patient b. information the doctor thinks should be disclosed c. the minimum necessary to accomplish the purpose of the disclosure d.
asked by Anonymous 
algebra2
in the chess club, the ratio of boys to girls is 6:5.there are three more boys than girls in the club. how many members are in the club?
asked by naomi 
Calc Urgent Please
An open box (has a bottom but no top) needs to be constructed which has a volume of 500 cu. in. The bottom of the box is to be a square. Let x be one of the sides of the bottom. Express the area of the four sides and bottom of box as a function of x alone.
asked by CMM 
chemistry
Calculate the value of the equilibrium constant, Kp , for the following reaction at 298.0 Kelvin. (Use the reaction free energy given below.) 2SO3 = 2SO2 + O2 in the gaseous state ΔG = 140.0 kJ/mol
asked by lizz 
marketing
A manufacturer of a new product for whitening teeth would like to investigate the effects of package design and label information on consumer’s perceptions of the product and their intentions to buy it. Would you advise the manufacturer to use
asked by Alex 
ChemistryDrBob222
What is the effect of a base on blue litmus paper? There would be no effect right? Because it it was a red litmus paper then it would turn blue.
asked by Anonymous 
Physics
The siren of a police car produces a sound of frequency 420Hz.A man sitting next to the road notices that the pitch of the sound changes as the car moves towards and then away from him.1 WRITE DOWN THE NAME OF THE PHENOMENON. 2ASSUME THAT THE SPEED OF
asked by Lydia 
AlgebraPlease check
5  sqrt of 20x + 4 >= 3 5 20x + 4 >= 3 54  20x >= 3 1  20x >= 31 20x >= 4 x
asked by Juliette 
physics
What is the angular velocity in radian per second of a satellite that has an orbital velocity of 9000 m.s^1, orbiting at a distance of 6500 km from the center of the earth
asked by ma 
PHYSICS
Harry and Angela look from their balcony to a swimming pool below that is 15 m from the bottom of their building. They estimate that the balcony is 45 m high and wonder how fast they would have to jump horizontally to succeed in reaching the pool. What is
asked by Happy FacePLZ HELP!! 
math
14 divided by 6.3
asked by anonymous 
physics
April releases a rock at rest from the top of a 40 m tower. Ignoring air resistance, what is the speed of the rock as it hits the ground? ( g = 9.8 m/s/s)
asked by Anonymous 
geology
1. Given the map, the seismograms, the sp graph and the nomogram below, find the epicenter and the intensity of the earthquake. 2. Given the map below find the distance between Sao Paulo (Brazil) and Cape South Africa 10,000,000 years from now. The actual
asked by andre F 
Chemistry
the hydrated salt is overheated and the anhydrous salt thermally decompose, one product being a gas; will the reported value of x be too high,low on the unaffected? explain.
asked by kaitlyn 
Physics
A duck has a mass of 2.3 kg. As the duck paddles, a force of 0.08 N acts on it in a direction due east. In addition, the current of the water exerts a force of 0.21 N in a direction of 55° south of east. When these forces begin to act, the velocity of the
asked by Niveen 
algebra2
the ratio of the length to the width of a rectangle is 5:4. the perimeter of the rectangle is 72 inches. what are the dimensions of the rectangle? i got 40 and 32, am i right?
asked by naomi 
MAth
Make a tally chart for the numbers of students in the third,fourth,and fifthgrade classes:26,25,27,27,26,28,27.
asked by Juan 
physics
A space probe has two engines. Each generates the same amount of force when fired, and the directions of these forces can be independently adjusted. When the engines are fired simultaneously and each applies its force in the same direction, the probe,
asked by deanna 
Science
Explain the difference between Qualitative and Qualitative Observation? Can you give examples.
asked by Sumaiya 
chemistry
is CO2 a single atom or molecules?
asked by lilly 
math 116
The table lists data regarding the average salaries of several professional athletes in the years 1991and 2001 year salary A) use the data points to find a linear function that fits the data B) use the function to predict the average salary in 2005 and
asked by trudy 
allied
which one of the following steps can shield against discovery of an incident report? a. conducting a peer review b. following HIPAA regulations c. invoking the work product doctrine d. reporting to the NPDB I think it's b
asked by allied 
calculus
find functions f(x) and g(x) so that f(g(x))= sqrt(tan(3x^2  7)) Would this work??? g(x)= 3x^2 7 f(x)= sqrt(tan(x))
asked by Blake 
PHYSICS
Harry and Angela look from their balcony to a swimming pool below that is 15 m from the bottom of their building. They estimate that the balcony is 45 m high and wonder how fast they would have to jump horizontally to succeed in reaching the pool. What is
asked by Happy FacePLZ HELP!! 
Math
Write all the prime numbers between 15 and 25.
asked by Tasjuana 
physics
A hunter aims horizontally at a target 120 m away. If the bullet travels the gun at a speed of 250 m/s, by how much will it miss the target?
asked by katelyn 
Math find the limit.
Evaluate the limit, if it exists. (If it does not exist, enter NONE). lim h→0 (3 + h)3 − 27 _______________ h
asked by Michael 
Finance
Company reported $9,000 of sales, $6,000 of operation costs other than depreciation, and $1,500 of depreciation. The company had no amortization charges and no nonoperation income. It had issued $4,000 of bonds that carry a 7% interest rate, and its
asked by Michell 
English 9
Write a character description. Choose a person you know well, and identify one of his/ her character traits. Then, chose two or three incidents in which that person revealed that trait.  The first sentence nees to be your topic sentence and use a specific
asked by Sydney 
architecture
In terms of materials, techniques, innovations, purposes, and ideas, discuss the difference in Greek and Roman architecture? I also need specific examples to support these points? I have Greek architectural order, Doric, Ionic and Corinthian
asked by Anonymous 
American Culture
In this week’s video, Bill Goodykoontz talks about morality and ethics in pop culture. The freedom of speech and expression allows a variety of pop culture media to be released, which may sometimes be offensive material. Can pop culture still have
asked by Shay 
IPC
which one of these is true? Which of the following statements is true? 1) The freezing and boiling temperatures of a substance are the same. 2) The freezing and condensation temperatures of a substance are the same. 3) The freezing and melting temperatures
asked by Katy 
Chemistry
A gas sample is connected to a closedend manometer. The difference in mercury levels in the 2 arms is 115 mm. What is the gas pressure in torr if the atmospheric pressure is 750. torr?
asked by Kate 
North & Central America
how the physical factors influence the economy of the Rocky Mountains and how the economy in turn has affected the physical features?
asked by cath 
physics
A boulder rolls off a cliff that is 20 m above the surface of a lake with an initially horizontal speed v0. What minimum initial speed must it have to land on the plain? Hint: it must just avoid striking the dam which is 100 m away from the base of the
asked by Anonymous 
MATH
The volume V of a gas varies inversely as pressure P is exerted. If V = 4 liters when P = 3 atmospheres, find V when P = 7 atmospheres. Note: Round your answer to the nearest hundredth
asked by NICKY 
Calculus based Physics  Springs
A 0.49 kg ladle sliding on a horizontal frictionless surface is attached to one end of a horizontal spring (k = 640 N/m) whose other end is fixed. The ladle has a kinetic energy of 260 J as it passes through its equilibrium position (the point at which the
asked by Vipre 
Computer Flowcharts
A department store pays its salesperson only by commission. A salesperson receives a commission of 25% on all sales if he/she has sold at least $50,000 worth of merchandise in a pay period. But only 15% if his/her sales are below $50,000. Develop a
asked by Kgriff 
grammar: pronoun,adjective,adverbs
Three years ago, Two of the smarter girls in my class had there fat brother intentionally rob me. Accidentally, I hit the robber with my purse. Than I ran quickly around the corner. The fat robber could not find me. Finally, the fat robber ran after me but
asked by Renee 
chemistry
rubidium is the fourth element in group 1. predict the following properties of rubidium and its compunds: A. appearence B. hardness C. reaction with water D. appearance and solubility of rubidium chloride E. electrical conductivity
asked by chelsea 
college
You are replacing an old piece of machinery with a new one that offers improved technology and efficiencies to your company. The new machine will cost you $50,000 and it will provide you with a cash inflow of $10,500 PER YEAR for the next 7 years. You can
asked by Fred 
Physics
A mine shaft is known to be 57.8 m deep. If you would drop a rock down the shaft, how long would it take for you to hear the sound of the rock hitting the bottom of the shaft knowing that sound travels at a constant velocity of 345 m/s? The answer is
asked by Alina 
English
Can you please prove read my new essay using the checklist.The last one you guys helped me with was wrong because I didn't follow the checklist well and please tell me what I am missing. Thank you. (Quote) "Be good and you will be lonesome” Anecdote: It
asked by Lindah 
History
I am reading the Jungle and have not yet finished reading it I still have a long way to go and its due next week. I am reading this because a have to do a book review and one thing I must include in my assignment is an analysis of the strengths and
asked by Mary 
Grammar
Having trouble how to start of my three sentence about credit with pronouns, adjectives,and adverbs. Adjectives and adverbs confuse me or I'm very confused to them. Sentences using pronouns, adjectives, and adverbs writing your credit problems. First
asked by Renee 
math
Neglecting wind resistance,the height,h,in feet, of a sky diver,t,seconds after she junps from an airplane 1,648 above the ground is given by the formula h=16ft square +1648. If a parachute opens 4.5 seconds after a sky diver leaves the airplane,about how
asked by Alexandria 
chemistry
Calculate the mass of KI in grams required to prepare 7.00 multiplied by 102 mL of a 2.60 M solution
asked by Anonymous 
spanish
La a personal When should you use the personal a? Decide whether or not you need to use the construction in the following sentences. Don’t forget that a + el = al! If the personal a is not required, leave the field blank. 1.Yo no conozco Bogotá. 2.Mis
asked by christopher 
Organic Chemistry Lab
For the "ISOLATION OF CHLOROPHYLL AND CAROTENOID PIGMENTS FROM SPINACH" we have to do a purification scheme and from spinach (which contains pigments, water, sugars, waxes, cellulose, starch and salts,) after grinding with acetone, and then centrifuged, I
asked by Linrosa 
trig
Find the graph y = 2sin x + cos(2.5x) over the interval
asked by don 
maths
In a test there were 25 multiplechoice questions. They were marked as follows: 2 marks for each correct answer 0 marks for a nonattempt 1 mark for an incorrect answer. Sarah attempted 4 5 of the questions and received 22 marks. How many questions did she
asked by Jannie 
statistics
From a jar of marbles containg 4 blue marbles, 3 yellow marbles, 2 red marbles, and 1 magenta marble, you draw two marbles with replacement. Determine the following probablilites. a. P( red then blue) b. P(yellow and yellow) c. P(red/yellow) d.
asked by Jodi 
poetry
What is the secret to reading someone with words?
asked by carrie 
Geometry
Given: UR=VW Prove: UV=RW(Midpoint) Given: angleABE=angleDBC(Bisectors) Prove: angleABD=angleCBE
asked by Troy 
9th grade
h=2.4t+32.2 paul's height is 69.4 inches. What is the approximate length, in inches, of paul's tibia bone?
asked by cyndi 
Chem2
Copper(II) iodate precipitates from iodate solution. The formula of the precipitate is CU(IO3)2. A saturated solution of this substance was made in 0.01 M KLO3. The copper concentration was found to be 0.0013 M. Determine the [IO3] and Ksp of the
asked by Sammie 
accounting
can i get answers for pen foster exams#500843
asked by tia 
Managerial Finance & Accounting
P109 Performance Evaluations (M324)  Objs. 2, 5 The Promotion and Advertising Department at Jefferson Corporation coordinates point of purchase promotions for its distributors. Employees of this department are graphic arts or marketing majors who develop
asked by Anonymous 
economic
Show graphically and explain how a policy that increases the productivity of the labor input in a labor abundant country affects the equilibrium terms of trade between that country and a capital intensive country (assume that L and K are the only inputs
asked by karanzala 
stastic
Work all parts of each of the following problems, showing your work. If you need to use the templates, do so, but be sure to include the template output and interpret it. There is a handout on how to paste Excel output into Word in the classroom, under
asked by karanzala 
Economics!
if a business firm operates indefinitely without covering any of its sunk costs,what happens to these costs? A.they continue unpaid for as long as the firm fails to make a profit large enough to cover them B.nothing happens to them;they have cease to exist
asked by Caroline 
Trigonometry
a man has three golden spheres with radius 1mm,2mm,3mm,respectively. He plans to melt it and make a larger sphere. What will be the radius of the larger sphere?
asked by Joyce 
allied health
if disclosure of PHI is permitted under HIPAA, what is disclosed? a.all states allow access to such information to anyone interested in it b. all states allow an adoptive parent or a guardian of an adoptee to access the information c. no state has the
asked by Anonymous 
7th grade
you have 8 moving boxes that you can use to pack for college. each box holds 15 lbs of clothing or 60lbs of books. let c be the number of boxes that contain clothing. write a function that gives the total pounds T of the boxes in terms of the number of
asked by harry 
english
For my assignment I have to find an advertisement, analyze it, and write my interpretation of it. I've done this, but I'm coming out short on words for the assignment. And I feel like there's nothing else that I can mention. I'm supposed to write 500 words
asked by y912f 
algebra
Use the distributive property to write an equivalent variable expression. 5(4j1)
asked by Shawn 
physics
What is the average density of the earth? M = 5.97 x 10^24 kg , R = 6370 km
asked by angela 
Physic
A car starts from rest on a curve with a radius of 160 and accelerates at 1.40 . How many revolutions will the car have gone through when the magnitude of its total acceleration is 2.70 ?
asked by min 
chemistry
can anyone tell me about the molecular orbital energy order in energy level diagrams????its molecular n not atomic..... plz tell me its very urgent!!!!
asked by vishesh 
music through the years
how does ted try to trick linda into going off with him to dance in the movie holliday inn?
asked by Betty 
Algebra
Solve the equation by factoring: 6y^2+7y3=12y^254y+4 The answers are suppose to be 7/2, 1/9
asked by Justin 
french
Can you check these also thanks. Directions: Récrivez les phrases au passé composé. Le passé composé: être ou avoir. 1. Marie monte au troisième étage. Answer: Marie est monté au troisimème êtage. 2. Elle monte ses bagages. Answer: Elle a monté
asked by Rachel 
Calculus
How do I solve for lim h>0 (((a+h)^2 + 1)/(3(a+h)+7)  ((a^2 + 1)/3a + 7)) and then all divided by h? The question was use the limit definition to find the derivative of f(x)= (x^2 + 1)/(3x + 7). I tried solving what I did above, but had no luck. I used
asked by Blake 
physics
a lift is moving downward with uniform acceleration to measure the acceleration a person in the lift drops a coin 6 ft above the floor of the lift . the coin strikes the floor in 1 second find the acceleration
asked by ARS 
Science
Can any one list the tasks and the precautions and give details of the job of a technician in the science industry. Many thanks.
asked by paul 
5th grade math
find two boxes that will hold half as many centimeter cubes as the 3 centimeters by 4 centimeters by 6 centimers box. Thank you
asked by chance 
chemistry
A water containing 1x10^4 mol CO2/L and having an alkalinity of 2.5x10^4 eq/L has a pH of 6.7. The pH is to be raised to pH 8.3 with NaOH. How many moles of NaOH per liter of water are needed for this pH adjustment? (pK1=6.3 and pK2=10.3)
asked by Ann 
geometry
Calculate the difference between the area of a circle with radius 2cm and square with side 2cm.
asked by naseer 
math
A man decided to give 12 pieces of candy to each of the girls in his town and 8 pieces of candy to each of the boys. Of the 612 children in his town, only half the girls and three quarters of the boys were allowed to take the candy. How many pieces of
asked by Anonymous 
English
Why is it important for author's to use imagery in literature?
asked by Crystal 
physics
if a car was compacted into a cube would the weight change?
asked by kacey 
physics
What capacitance is required to store an energy of 13 kW·h at a potential difference of 940 V?
asked by Anonymous 
Maths
show that these curves y=2x^2+5x y=x^2+4x+12 y=3x^2+4x6 have one point in common and find it coordinates?? is this done by simultaneous exuasion if so can you show me how because ive try and cant get it to work??
asked by Mars 
Chemistrypls help urgent
Posted by candy on Tuesday, October 12, 2010 at 5:04pm. 1) How do I prepare 2M nitric acid from 65% concentrated nitric acid? 2) How do I prepare 17% ammonia from 25% concentrated ammonia? Please show calculation steps. Thanks. Chemistry pls help urgent 
asked by candy 
Math
As a rule of thumb, people should drink 1/2 ounce of water for each pound of body weight per day. How much water should a 145 pound person drink per day ? i know the answer is 72 1/2 ounces, but what technique should i use ????
asked by Amanda 
college chemistry
When a sample of HI(g) (5.825 mol) is placed in 320.0 L reaction vessel at 702.0 K and allowed to come to equilibrium the mixture contains 1.052 mol of H2(g). What is the equilibrium concentration (mol/L) of HI(g)? 2HI(g) = H2(g)+I2(g)
asked by sparkle 
PROBABILITY
There are 3 lucky tickets among 10 lottery tickets. 3 tickets are drawn at random. What is a probability that one ticket selected randomly from those three is lucky?
asked by OMER 
french
Can you check these it's based on Le passé composé: être ou avoir. Directions: Complétez au passé composé Les deux copines 1 (sortir) de la maison à neuf heures. Elles 2 (sortir) tous leurs bagages. Elles 3 (attendre)
asked by Rachel 
History
How did Archaic Greece modernize
asked by Sydney 
Health Information Technology
What does the ABC HIM management organizational chart look like?
asked by Tameka 
Business communicate
which of the following would be the most useful strategy for learning to communicate effectively with international employees working in your overseas division? A. Devote time to learning the rules for communicating with people from each of the countries
asked by IceIpac 
geometry
how do I solve m
asked by Anonymous 
algebra2
the basketball team has played 21 games. the ratio of win to loses is 5:2. how many games has the team won?
asked by naomi 
Math
I need help on adding up fractions that denomonators arent the same HELP
asked by Olivia 
chem
Determine the number of each type of atom in each of the following formulas. (a) Ba(OH)2(subscript) Ba 1. O 2. H 3. Ba thanks
asked by sara 
ChemistryDrBob222
Give some examples of where the term pH is used in your everyday life. Can you see if these are good examples I've given: Shampoos ~ hair needs the correct amount of pH Food ~ needs to have correct level of pH What else?
asked by Anonymous 
economics
do you believe there are opportunity costs to furthering your education. if so what are they if not why
asked by chris 
Algebra 2
Let (x1,y1) be a solution, other than (0,0), of a direct variation equation. Write an second direct variation equation whosegraph is perpindicular to the graph of the first equation.
asked by Bob 
Algebra
Please show steps need help! 7y + 1 < y  5
asked by Anonymous 
AlgebraPlease help me!
Hi, I'm totally stuck! Problem: sqrt(x3) = sqrt (2) sqrt(x) I know I square them to get them out of square roots but after that I'm stuck answers: 25/8 25/8 no solution 1/8 Please show me how its done Thank you
asked by Michelle 
chemistry
use logic and simple math to determine how long it will take for a sample of potassium 42 to decay from 8mg to 0.25mg if the halflife of this radioactive isotope is 124 hours
asked by jay 1 
English
I forgot to include the following statements.Thank you very much. Can you please check if the following sentences are possible? Thank you. 1) The best things he found were two pairs of shoes and a box full of money. 2)Robinson was made a slave of the
asked by Franco 
8th grade
HOW TO CONVERT IN TO MM?
asked by JIM 
math sketch
how do you sketch these graphs: k is a positve constant: y=(x+k)(x2k) and y=x(xk)(x5k)
asked by Lorry 
law
should the powers of the court of appeal within the doctrine of precedent be extended
asked by elizbeth 
Health
How to develop a filing system and determine the number of shelves and the like that will be needed. hospital has asked to keep hard copy records for 4 years. number for the first year 25,000, 2nd  28,000, 3rd  32,000 and fourth 40,000
asked by BJ 
9th grade
This is Geometry homework 7x+2y=10
asked by Angie 
Probability
A card is drawn at random from a deck of 52 cards. What is a probability that it is a King, given that it is a face card (J, Q, K)?
asked by vika 
physics
a truck is traveling to the right and slowing down. If we define a positive displacement to be motion to the right, the truck has...What Velocity and acceleration?
asked by J 
AP Chemistry
The buoyant force on a balloon is equal to the mass of air it displaces. The gravitational force on the balloon is equal to the sum of the masses of the balloon, the gas it contains, and the balloonist. If the balloon and balloonist together weight 175 kg,
asked by Em 
history
Describe the daily lives in Medieval Europeans, homes, occupations, education, and leisure activities.
asked by sadie 
english
Is this correct? some of nurses were busy of taking care of their patients and also not happy
asked by Anonymous 
Math
Which of these lengths could be the sides of a triangle? 1) 20, 7, 14 2) 12, 22, 8 How would I determine this? When I tried it 1) 245=400 and 2) 208 = 484
asked by Amy 
math
find all zero's for 2x^411x^3+16x^2x6 im needing the complex, rational, irrational, and all of the zero's
asked by Joe 
geometry
what the length of ac AC = 2x  7 and BC = 5x  25.
asked by Anonymous 
Mathematics for Liberal Arts
Casinos make their money by skimming off the small percentage difference between winning and losing often found in gambling. In this problem, we want to estimate how much a casino make winning 51% of the time, while the patrons win 49% of the time. a)
asked by Kisha 
7th grade
what is 344,000,000 in scientific notation?
asked by Anonymous 
ChemistryDrBob222
What would the pH value for grapefruit juice be? >7, 7,
asked by Anonymous 
math
is this correct for writing 8 9/125 = 8.138 or is it 8.72 as a decimal?
asked by Anonymous 
Chemistry
I am required to design an experiment which will allow me to produce exactly 12.5g of pure dry Copper Hydroxide. I need to include equipment required, Chemicals required, step by step method and any particular limitations/cautions which must be exercised
asked by Rachel 
math word problem
In the U.S., we often write dates such as July 4, 1776, as 7/4/76. In other countries, the month is given second and the same date is often written as 4/7/76. If you do not know which system is being used, how many dates in a year are ambiguous? 144 132
asked by M.A. 
Math
I have a work sheet on probabilities. IMPOSSIBLE (0) UNLIKELY (1/4) EQUALLY LIKELY (1/2) LIKELY (3/4) CERTAIN (1) I have to write at least two things under each listed, and I don't know how to do this
asked by Aliyah 
Algebradrwls please check!
Posted by Megan on Tuesday, October 12, 2010 at 3:44pm. I have a question if someone could help, please explain it. Given b = 1 and h = 1, what is the equation of the graph if the parent function is y = sqrt (x) Answers: a.y = sqrt(x1) b.y = sqrt (x+1)
asked by Megan 
statistics
find the probability that the sample mean falls between 1.6 and 2.2. what value will you now use for the standard deviation. (Find the standard error of the mean) Mean is 1.5 and standard deviation is .25
asked by Anonymous 
Calculus
calculate the first 30 partial sums for: A)1 1/2 + 1/3  1/4 + 1/5 ... B) 1 + 1/3  1/2 + 1/5 + 1/7  1/4 + 1/9 +1/11  1/6 +... C)1 + 1/3 + 1/5  1/2 + 1/7 + 1/9 + 1/11  1/4 +... Then estimate what A and B converge to and estimate the error.
asked by Stans 
Math
Of the 43 U.S. presidents,15 were elected to serve two terms.What fraction of the U.S. president,in simplest form,was elected to serve two terms?
asked by Bri 
algrabra
the table lists data regarding the average salaries of several profssional athletes in the years 1991 and2001 a) use the data points to find a linear function that fits the data b) use the function to predict the average salary in 2005 and 2010 in 1991 the
asked by trudy 
science
can you list the things that causes weathering?Please.
asked by tim 
Physic
A car starts from rest on a curve with a radius of 160 and accelerates at 1.40 . How many revolutions will the car have gone through when the magnitude of its total acceleration is 2.70 ?
asked by min 
Probability
Four red and seven black beans are placed into a bag. If one of the beans is selected at random, determine the odds against the bean being red.
asked by Liesl 
math
what is 13 3/20 in decimal form? or how do you writw 13 3/20 in decimal form?
asked by cameron taylor 
history
how did progressivism affect the role of theral government in the early 1900s
asked by Blaine 
Chemistry
I just took my Chemistry midterm, and would like to know how to calculate my grade on the midterm with the curve. MEAN = 8.9 STANDARD DEVIATION = 2.9 MY SCORE = 7 Thank You!
asked by Anonymous 
5 th grade math
The scores earned by the students on a recent assignment are listed below. what are the maximum and minimum of the scores? 74,80,80,83,84,85,90,87,91,92,91,93,81,95,73,82,78,94. maximum______? minimum______? please help me with this problem thank you!!
asked by pat 
ap chemistry
How do i wrtie the complete balance equation for this situation: A magnesium coil is dropped in perchloric acid solution.(molecular and ionic equations)?
asked by sara 
Chem
I got one more question. I tried to figure out what should it be. But still I don't have idea yet... Help me please.... The question is The expected absorbance range for the solutions to be tested is between 0.01 and 0.1. Describe what Simon will need to
asked by Kim 
health fitness
how does my fitness lever affect me physically, emotionally, financially, and socially?
asked by james 
Calculus
I know what the graph of: y=cos^1(cos(x)) looks like. However, can someone explain to me how you would know how to sketch it without simply subbing in values to get points. Something about restrictions and how it is a periodic function possibly?
asked by Jon 
college AP Chemistry
if a metal ore contains 22.5% pure metal how many pounds of pure metal can be obatained from 36 pounds of metal ore? anser in units of pounds.
asked by Mena 
Maths
how to write a more than or equal to sign?
asked by justin beiber 
Biology
what are 2 places genes are found in animal cells and what are 3 places genes are found in plant cells?
asked by Jessie 
Comm/155
I am trying to write a brief paragraph using five adverbs and five adjectives in describing my experience with credit and credit cards?
asked by Ann 
Maths
What is the perimeter formula for an equilateral triangle?
asked by Jannie 
Shapes
Find the pronumeral. In a parallelogram the 4 angles are (3m+16), (4n16), 68 and 68. Find the pronumeralsm and n and write the equation for the problem
asked by Jannie 
Calculas
Suppose that the radius r of a right circular cone of fixed height h = 30 cm is increasing at a rate 10 cm/s. How fast is the volume increasing when r = 15? Give your answer correct to two decimal places.
asked by Jp 
health
what is the function of the CDC, WHO & local health departments?
asked by taylor 
health
what type of structure would indicate areas of responsibility and lead to the most efficient operation of a facility?
asked by taylor 
Maths
If the numerator and denominator of the fraction 4 9 are both increased by a certain value, m, the fraction then becomes equal to 3 4. Calculate this value.
asked by Jannie 
computer science
What type of solution is formed when steam from boiling water evaporates into the air?Explain.
asked by Amar Saleh 
SraJMcGin
Can you help me with the passé composé: être and avoir. I understand when to use être and avoir but I don't know if I'm supposed to add an extra e or ees for the verbs.
asked by Rachel 
math
4/6788
asked by smanddana 
ethics and society
Are the accountability systems put in place within our public service agencies working best as an escape route for those elected to govern the agency or as a tool of transparency for the interest of the people who elected them?
asked by carrie 
chemistry
a stone ax head was dug up at an arcchaeological site. it was estimated to be about 3,200 years old. is it possible that its age could be determined using carbon 14?
asked by jay 
read and write
how does puerto rico communicate different than the United States? Need atleasts 5 different ways.
asked by hunter 
ath 116
the table lists data regarding the average salaries of several profssional athletes in the years 1991 and2001 a) use the data points to find a linear function that fits the data b) use the function to predict the average salary in 2005 and 2010 in 1991 the
asked by trudy 
algebra 1
A rectangle has a perimeter of 12x + 20 and a width of 2x + 8. What is the length of the rectangle?
asked by shaniqua 
chemistry
How many grams of cadmium must react to displace 13.0 g of copper from a solution of copper nitrate?
asked by tata 
philosophy
In mediation 3 what does it mean to have the formal/inherent reality of things and the objective/representative reality of ideas? Thanks, Jenna
asked by jenna 
college
the area A of a triangle is calculated as A= 1/2 hB. If the height h is 12 feet and the base B is 4 feet long, what is the area, in square feet?
asked by yosea rucks 
college
need help in financial accouting
asked by teresa 
algebra
factor out the GCF 6x^210x
asked by Lea 
statistics
Considering that a researcher can test at the
asked by lisa 
US history
In writing the Declerationf Independence, Thomas Jefferson was influenced most by John Locke's idea of 1 due process of law 2 natural rights 3 the rights of the accused 4 the right to privacy Is the answer 2 ?
asked by Anonymous 
tangential speed and accelerations
A helicoptor bladehas an angular speed of 6.50 rev/s and has an angular acceleration of 1.30 rev/s. point 1 on the blade is 3.00m and point 2 is 6.7m. Can you find the speeds of A) the tangential speeds and B) the tangential accelerations?
asked by J 
math
f(t) = t^2 − 1 Find the equation of the line tangent to the graph of f(t) at t = 5. Enter the equation of the tangent line here (in terms of the variable t): y =
asked by isabella 
math
solving problems and crimes..can you solve the following cases? 1) what letter belongs to in the empty box? O T T F F S S E 2) write a sentence to describe this pattern.. 3,8,13,18,23,28,30,31,32 please help i don't understand.
asked by Carol 
Math
An experiment has three possible outcomes: A,B, and, C. If P(A)=P(B) and P(C)=2P(A)what is the probability of each event? Hint: We know that in this case, P(A)+ P(B)+P(C)=1; therefore,P(A)+P(A)+2P(A)=1 Please Help :)
asked by Shannon 
decimals
how do you write 12 1/8, 13/25, and 8 9/25 as a decimal?
asked by yvette taylor 
math
how do you write 13/25 as a decimal?
asked by antoine taylor 
chem
how do you tell the difference between an ionic or a molecular compound? thanks
asked by sara 
paste
solve by the substitution method 3x+5y=21 x=519y
asked by William Tolson 
his1865
How did the actions of the great Britain contribute to the outcome of the war?
asked by Gale Wellington 
Math
Express 55 minutes as a fraction on 1 1/3
asked by Kris 
substitution
solve by the substitution method 3x+5y=21 x=519y
asked by Sam 
5th grade
what is the lcm of 15,25
asked by katria 
Please checkReiny
Could you check these two problems? 3sqrt (y+2) = 3 is y = 25 Answers were: true or false I said true because I did it like this Square both sides=y + 2 = 3^3 y+2 = 27 y = 25 and sqrt (2y6) = 3y for y answes are: no solution 5 3,5 3 I said 3 because I
asked by Michelle 
Calculus
Give an Example where f(x) is greater than or equal to 0 but f(x) is not decreasing and the integral converges while the series diverges or vice versa.
asked by Jay 
graph on a plane
graph the inequality on a plane 3x+4y is less then or equal to 12
asked by Erica 
graph on a plane
graph the inequality on a plane 3x+4y is less then or equal to 12
asked by Erica 
English
Can you please explain this to me in a simpler way. Thank you Metaphors are used to help us understand the unknown, because we use what we know in comparison with something we don't know to get a better understanding of the unknown.
asked by Crystal 
AlgebraPlease check
Please check sqrt of 2x + 15 = x Answers: 5.3 3.5 3 5 I think according to my calculations it would be 5, correct? sqrt root of 7x = 3solve for x Answers: 2 2 4 4 My choice would be 2 Is that correct I squared both sides and came out with 7x = 9
asked by Juliette 
5th grade math
how do you draw a centimeter box with the dimensions 3 by 4 by 12 centimers which = 144 cubes?
asked by chance 
math
y=x^23x+c and y=kxx^2 meet at (2,12) what are the values of c and k?? omg ive tried 100 ways but cant find the correct ans...please help?? Thank You
asked by pat 
Calc.
Calculate the following: a) Find g(f(1)) b) Find lim x> 1+ g(f(x)) c) Find f(g(0)) d) Find lim x>0 f(g(x)) f(x)= 1x, x1 g(x)= x, x0 This is where it gets hard. I have a graph for f(x) and one for g(x). I will explain them. The graph for f(x)has an
asked by CMM 
History
what were the causes and effects during DeValera’s era in ireland that created the belief that evil in literature and journalism came from abroad and that censorship was necessary to preserve Irish identity?
asked by Mike 
english
what is the difference between watching a movie and a play?
asked by Rebecca 
Math
make up a data set of at least 12 numbers that have the following landmarks. maximum 18 mode 7 range 13 median 12
asked by Jack 
Math
Consider the regression through the origin model y = bx Assume that there are n pairs of observations of the response and the explanatory variables, and that these observations are indexed by i. Derive the leastsquares estimator for the slope parameter b
asked by Axel 
calculus
find,if any, an equation for a common tangent line to these 2 curves:5x^2;and 5x^2x+6
asked by lam 
Geography
How do I calculate gradient when I end up with and odd number: I understand the example, which ends up 80m/1600m = 1/20 therefore the answer is 1:20. However what do I do when I have an answer like 637/2200, which is an odd number, how does this then
asked by Kathleen 
chemistry
sodium is a very good conductor of electricity and scientists are working on ways of using it to make electrical wires. what are the main problems the scientists must try to solve before sodium can be used in this way?
asked by anonymous 
Chemsitry
I just took my Chemistry midterm, and would like to know how to calculate my grade on the midterm with the curve. MEAN = 8.9 STANDARD DEVIATION = 2.9 MY SCORE = 7 Thank You!
asked by Anonymous 
Physics
A car travels a total distance of 3.22911x10^2 m to the East in 6.7135x10^1 s. What is the speed of the car, in m/s with 4 significant figures? Note: Your answer is assumed to be reduced to the highest power possible. Your Answer: x10
asked by HELP 
English 9
For our assignment we have to choose an advertisement either in a magazine or on TV and describe how it appeals its audience. Are there any ads that would work well here?
asked by Sydney 
Math
the vector u makes angles α(alpha), β(beta), γ(gama) with respectively the X–axis, the Y –axis and the Z–axis. Find γ if α = 2π/3 and β = π /4
asked by Amar 
Math
Show that the angle between the vector joining (a, b, c) and (b, c, a) and the vector joining (a, b, c) to (c, a, b) is equal to π/3
asked by Monica 
calculus
if f(x)=ln(x^3 +1) find f'(3), correct to 2 decimal places
asked by Thalia 
Chemistry
Why do Oxygenated fuels contain less energy than hydrocarbons?
asked by Dave 
Algebra
trains a and b are traveling in the same direction on parallel tracks. train a is traveling at 60 miles per hour and train b is traveling at 80 miles per hour. train a passes a station at 9:10 am. if train b passes the same station at 9:25am, at what time
asked by William Tolson 
History
Could the US have avoided entry into World War I?
asked by Mya 
calculus
Find the equation of the tangent line to the graph of f(x)=4x^31x^2+1 at x=2.
asked by jo 
Chemistry
What are the names of the following formulas: [AL(CN)4]^(1) [V(CO)4CII)^(+1) [MN(H20)3CL]^(3+) [FE(SCN)3F3]^(3) What are formulas for the following names: Bromotrihydroxomercurate (I)
asked by Julie 
ChemistryDrBob222
Is HBr an acid? I got mixed up between telling if its a salt or acid, but salts do not have H+ ions, so would it be an acid?
asked by Anonymous 
health
what are the major types of hospitals and how do they differ?
asked by taylor 
Science
Recently a tornado hit Brooklyn and Staten Island. The sky turned dark green and rain poured in to there. Trees fell which led to street closures accidents and mass transit delays. How are tornados like these evidence that air is matter?
asked by Heather 
geography
if a city has a latitude of 45 degree south, what can you infer about their climate.
asked by jose 
Science
what is the chemical formila of internal respiration?
asked by Akshat 
Calculus
The integral from 1 to 5 of 1/x^2*(times) the square root of 1+(1/x)dx. i've had tried this problem over and over again and cannot get the correct answer. Please help. thanks
asked by Adam 
algebra
What are the solutions to the equation? What is the process in the solutions? (x2),(x+4)=0
asked by James H. 
math
It is grater than 7 tens and less than 8 tens. The number has 4 ones
asked by shawn 
physics
If i have 3 different uncertainties how do i get the average uncertainty of the three? For example ±.3 , ±.2 , ±.3 how do i find the average uncertainty of the three?
asked by Angie 
AP Lit.
I have to write a personal statement and I have a very unintelligent question. I'm trying to start off my statement with this "anecdoteish" type thing. Is the below paragraph formated properly: Rawr! "There are monsters in my closet!" I screamed. And as I
asked by purple 
Social Studies
What would be a good cover picture for European Exploration?
asked by Sumaiya 
stats
Mean is 60 and standard deviation is 7. what percentage is 73 and below.
asked by Christine 
US History
During the Civil War, a total of 388,580 soldiers died of disease. How do you think the deaths from disease affected soldier's morale? Need help with this. Thanks MC
asked by mysterychicken 
English
Could you please check the following sentences, please? 1) He kept himself busy by keeping (?) record of how long he had been on the island.He made a mark for each day he had been on the island. 2) He decided to build himself a house in a cave. He found a
asked by Franco 
chemistry (oxidation states)
order by increasing oxidation state: Br2 BrO4 CaBr2 BrF3 order: CaBr2 Br2 BrF3 BrO4 is this the right order
asked by Sarah 
Spanish
How do I say in sentence form my favorite holiday is christmas and the date.
asked by Julia 
math
there r 6 ears of yellow and 2 ears of white corn in each bag.There r 8 bags. How many ears of corn are there?
asked by asia 
2nd grade
My tens digit is double my ones digit. I am less than 70 and greater than 60
asked by rita 
math
Complete the table: Input Output 3 7 4 9 0 1 7 ?
asked by Kim 
AlgebraPlease helpI'm desperate to understand
Posted by Megan on Tuesday, October 12, 2010 at 3:44pm. I have a question if someone could help, please explain it. Given b = 1 and h = 1, what is the equation of the graph if the parent function of the radical is y = square root (x) The x should be
asked by Megan 
math
Alieta was playing the "win a flat"game and had 7 ten rods and 3 unit squares. She rolled a 9. How many ten rods does she have after the exchanges are made?
asked by jose 
Math
Solve each equation by factoring: (2x+1)(3x2)=10 How do you get 4/3 and 3/2 out of this equation? I'm so confused
asked by Justin 
Calculus III
Give an Example where f(x) is greater than or equal to 0 but f(x) is not decreasing and the integral converges while the series diverges or vice versa.
asked by jay 
Algebra, ( check please)
A/3+4=6 I subtracted 4 from 4, and 4 from 6. and I got A/3+2= But how do I solve it from here?
asked by Allyson 
math
f(t) = t2 − 1 Find the equation of the line tangent to the graph of f(t) at t = 5. Enter the equation of the tangent line here (in terms of the variable t): y =
asked by isabella 
english
How do I fix this sentence? My patient replied back to me, “I am good now and Thank You very much.”
asked by Anonymous 
acconting
the dept of a business are considered
asked by tia 
calculus
if f(x)=ln(x^3 +1) find f '(3), correct to 2 decimal places
asked by Thalia 
science
how do the fluxes of radiation help explain why air temperature near the earth's surface is higher than it is 2km above the earth's surface
asked by cary 
Science
Recently a tornado hit Brooklyn and Staten Island. The sky turned dark green and rain poured in to there. Trees fell which led to street closures accidents and mass transit delays. How are tornados like these evidence that air is matter?
asked by Heather 
world history
Herodotus (c. 450 BC) I am needing help ansering a few question I can not locate an answer to. How is a colonizing expedition planned and organized and who goes on it? Do the variant stories recorded by herodotos disagree? What is the political
asked by Tom 
Algebra
I have a question if someone could help, please explain it. Given b = 1 and h = 1, what is the equation of the graph if the parent function is y = sqrt (x) Answers: a.y = sqrt(x1) b.y = sqrt (x+1) c.y =  sqrt (x1) d.y = sqrt(x1) I think it is "b"
asked by Megan 
Angles
What are alternate angles?
asked by Jannie 
English
Can you please help me check the following prepositions? Thank you. 1) I was angry with her about her behaviour. 2) I was angry/furious/annoyed/cross with her for being late. 3) I'm sure about/of that. 4) Short of (I can't find a good example) 5) I was
asked by Franco 
English
I forgot to include these other sentences. Are the alternatives possible? Thank you very much. 1) Machinery was mainly driven (powered?) by water. 2) The new inventions in clothmaking took place because the was a rise in population and consequently an
asked by Franco 
math
how do you convert 13/25 into a decimal?
asked by Anonymous 
Math
Determine the vector parametric equation of the line through the origin and the intersection of the lines (ﬁnd the coordinates of this intersec tion as well) v(t) = { 2t + 3 −4t t−3 } w(s) { 10s + 3 5s − 25 4 − 2s}
asked by Amar 
arithmetic
how do u use fractions percents an decimals in real life
asked by genesis 
math
The question ask: Shonda owns a business that transfers photos to CDROMs. She charges his customers $24.95 for each CDROM. Which of these equations could be used to claculate her profit ''p'' for creating ''n'' CDROMs? answer and how did you get it?
asked by pralowe 
math
184*32
asked by smanddana 
statistic
rank the following in increasing order and find the position and value of the 11th percentile show all work. 7 5 3 2 9 6 4 3 8 5 5 8
asked by janet 
math
2/12054=?
asked by smanddana 
substitution
solve by the substitution method 3x+5y=21 x=519y
asked by Sam 
college
how did the social order and ways of life differ between the southern and northern colonies?
asked by lawrence 
MATH
Estimate the file size (21,500 bytes)as millions of bytes or megabytes.
asked by CHRISTOPHER 
math
what is the value of x in the equation? 2(b3)+5=3(b1) (may you solve it step by step.
asked by Kim 
chemistry
use the nuclear decay equation to find out how much a 7mg sample of iodine 128 remains after 116 minutes if the half life of this isotope is 25 minutes.
asked by dela 
Calculus III
A particle is moving in R2 according to the law x=t^2, y=t^3 (time is measured in seconds, coordinates in meters). (a) What is the average velocity of the particle over the time interval [1,1.1]? (b) What is the instantaneous velocity of the particle at
asked by Haley 
School/reseach
In F. Scott Fitzgerald's story "Bernice Bobs Her Hair," we are very likely to
asked by Anthony Lunsford 
8th grade
I need help with intergers 3.2x10 3
asked by Alisha 
chemistry
How many grams of cadmium must react to displace 13.0 g of copper from a solution of copper nitrate?
asked by tata 
Calculus....
can you show me how to maniplate this using Trig subtitution... integral dx/4+x^2 x is bounded on [2, 2]
asked by belll 
music
hi there i have to make a poster about Marenzio Luca but i don't anything about him i just need the date of life and thr type of music he played.
asked by mhhw 
i dnt get it
My tens digit is double my ones digit. I am less than 70 and greater than 60
asked by rita 
college chemistry
When a sample of NO(g) (388.1 grams) is placed in 290.0 L reaction vessel at 500.0 °C and allowed to come to equilibrium the mixture contains 53.28 grams of N2(g). What is the concentration (mol/L) of O2(g)? 2NO(g) = N2(g)+O2(g)
asked by sparkle 
math
28/1=A A=?
asked by carol 
math
I have 6 tens and less than 5 ones. What number am I?
asked by scott 
math
y = 3 x^4 +5/4 x y'=
asked by kim 
IT210
OOP is definitely the latest trend in the IT world. But when comparing OOP to structured (or traditional) programming, can you think of a drawback using OOP? Should you use OOP for everything or is there a reason to sometimes use structured instead?
asked by Pam 
sports finance
Assume that you are an NBA team owner who wants to build an arena with a budget of $400 million. You will provide $200 million of your own funds, but must finance the remaining balance. Calculate: A bank is willing to lend you 60% of the remaining balance
asked by darryl 
us history
there were 13 states out of 13, 12 got together to make changes to articles of confederation which state out of 13 didn't join?
asked by hudis 
math
y=2x3
asked by nacey 
math
what equals 6,300 in multiply
asked by kenia 
adult education
I´ve got this question y=5cosx3sinx
asked by peter 
Math
14 grams=__kg
asked by Kim 
Calculus
use the midpoint rule to approximate the integral from 7 to 1 of (10x5x^2)dx
asked by Adam 
algebra 2
how do i solve x^413^2+40?
asked by ethan 
Math
the length of a rectangle is fixed at 13cm. what widths will make the perimeter greater than 80 cm? The width must be greater than ?
asked by Becky Allen 
math
why is anything to the zero power equal to 1?
asked by kayla 
math
solve for x: 3 1/2(x+7)=18
asked by Carry 
math
there are 4 people in joan's family. each person saves 5 cans each week for recycling.How many cans have they saved after 3 weeks?
asked by asia 
algebra
3x+9(x+2)(x2)/4y(x+3)(x+3)
asked by Anonymous 
6th grade math
3 is to 15 as 4 is to___ would the blank be filled in as 20?
asked by Solean 
Math
find the prime factorization of 120.
asked by Lea 
Math
Tell how to make 10 when adding 8+5
asked by Marie 
math
the grocer puts 3 green peppers in each of 8 packages. He puts 5 green peppers in the ninth package. How many green peppers des the grocer have?
asked by asia 
math
how do you write 4 7/20, 12 3/4, 7 2/5 as a decimal?
asked by kim smith 
math
why is anything to to zero power equal to one?
asked by 7th grade 
grammar
True or false? The boy went to school. Is this the correct way to use punctuation for this sentence?
asked by r.m 
social studies
AN AREA WHERE THERE IS MORE LAND AND LESS BUILDINGS? 5 LETTER WORD
asked by JENNIFER 
6th grade
what is the simplest form of 8/15
asked by Anonymous 
math
how could you show five less than a number using an expression?
asked by Karen 
math 123
f(x)=ax+b f(2)=27 and f(1)=15 find the value of x when f(x)=5 how do you work this out?? thanks so much
asked by Rich 
Math
make 10 by adding 8+5 can someone please help me with this?
asked by delia 
english
design is to labyrinth as create is to 1.case 2.news 3.picture 4.music 5.puzzle
asked by hhhhh 
math
K/1=45 K=?
asked by carol 
math
what is 7 over 56 inn simplest form
asked by nikki 
math
y = 3 t^6 − 7 √t + 9/t y'=
asked by kim 
social studies
what does physical features mean?
asked by jack wilson