Questions Asked on
November 3, 2015

Biology
Which of the following is a NOT function of a vacuole? packing of materials transport of materials storage of materials breakdown of materials I'm confused. I know that vacuoles store materials, in other words, C is not correct since it's true. But the
asked by SkatingDJ 
help please english
1. Read the definition. Then match it to the correct plot element. the high point, or turning point, in the action of the plot (1 point) • rising action • climax • falling action • resolution 1 Chris and Taylor have been neighbors for years. During
asked by abdel1233 
Algebra
The perimeter of the rectangle is 112 units. Find the length of side PQ (bottom). . Write your answer without variables. SR (top): 4z2 SP (side):3z+2
asked by Anonymous 
algebra
two mechanics worked on a car the first mechanic worked for 15 hours and the second mechanic worked for 5 hours together they charged a total of 1525 what was the rate charged per hour by each mechanic if the sum of the two rates was 175 per hour
asked by Scott 
Plzzz help meCareer
1. Sally needs to gather information about careers from a print or media source. Which of the following would be a reliable resource for her? the Occupational Outlook Handbook*** Teen magazine Dateline NBC A&E's Dirty Jobs 2. Jim's mom is an accountant. He
asked by Labbayk 
Chemistry (Check)
PF3 reacts with XeF4 to give PF5 2PF3(g) + XeF4(s) > 2PF5(g) + Xe(g) How many moles of PF5 can be produced from 100.0 grams of PF3 and 50.0 grams of XeF4? 100.0gPF3 x (1molePF3 / 87.96896gPF3) x (2molesPF5 / 2molesPF3) = 1.14molesPF5 50.0gXeF4 x
asked by Anonymous 
Plzzz help Career
Match the following terms with their definitions. A. using the connections among people to help one another reach important goals B. personal readiness and ability to take action C. a meeting in which you gather information from another person D. the total
asked by Labbayk 
math again helpp
0.6x + 0.8 = 1.4 Explain each step and identify the property
asked by ttng 
Math
an electrician needs to run a cable from the top of a 48foot tower to a transmitter box located 20 feet away from the base of the tower. Find how long he should cut the cable.
asked by Nick 
Language Art's
1.)Reflect on the feedback you received from WriteToLearn™ about your comparisonandcontrast essay. Which traits are strongest in your comparisonandcontrast essay: ideas, organization, or conventions? Provide textual evidence from your
asked by YRN DJ 
Entrepreneurship I
1. Describe 3 trends that you've noticed, and explain how each one might generate a small business opportunity. (36 sentences. 3.0 points) 2. Make a list of at least 5 business ideas that interest you. (2.0 points) 3. Explain which business idea from
asked by 9thgradestudent 
physics
Two springs X and Y have spring constants k and 2k respectively.Spring X is stretched by a force F and spring Y is stretched by a force 2F. Each spring obeysHooke’s law during the extension.The work done in stretching spring X is WX and the work done in
asked by varsha 
geometry
A fire hydrant that is 1.5 feet high casts a shadow that is 2.5 feet long. At the same time of day, a lamppost casts a shadow 15 feet long. What is the height of the lamppost?
asked by jay 
Math
Ellen has a bag with 3 red marbles and 2 blue marbles in it. She is going to randomly draw a marble from the bag 300300300 times, putting the marble back in the bag after each draw.
asked by Kalesia Barren 
physics
A flywheel comprises a uniform circular disk with a moment of inertia of 64.13 Kg m2. It rotates with an angular velocity of 1106. rpm. A constant tangential force is applied at a radial distance of 0.400 m. What energy (in Kilo Joule) must this force
asked by Juicy 
chemistry
C3H6O + 4O2 > 3CO2(g) + 3H2O(g) deltaH= 1790kJ the density of C3H6O is 0.79g/mL. HOw much heat is released by the combustion of 150mL of acetone?
asked by Melanie 
math
The displacement (in meters) of a particle moving in a straight line is given by s = 4 t^3 where t is measured in seconds. Find the average velocity of the particle over the time interval [ 7 , 9]. Find the (instantaneous) velocity of the particle when t =
asked by PAT 
English
How do you pronounce "Stepanek" in Mattie Stepanek?
asked by rfvv 
math
Question: A football team lost 9 yards on its first play. On the next two plays they gained 3 yards and then 6 yards. A. What expression can be written to represent how many yards the football team is from where it started? Explain your reasoning. B. How
asked by pink 
St.therese'sSchool padrauna
Ravish Saves 15 % Of his pocket money which is Rs 500 per month. How much is his pocket money? How can to solve this Question
asked by Anonymous 
mathematies
a car travels 175km in 7/2 hours and how far will it travel in 3/2hours
asked by michael 
Art plzz help
In this image with the trash can, the principles of design 1. Emphasize the message through color and shape 2distract the viewer from the message 3.were created through strong use of texture 4. communicate the message with a large variety of lines. The
asked by China one 
Statistics
Describe a situation in which you would test a directional hypothesis. Be sure to state the independent variables (e.g., drug or placebo) and the dependent variables (e.g., weight loss) clearly and explain why the hypothesis is directional. Then, revise
asked by Bradman 
6th grade math ratios
The table shows the length of four tracks on an album and the total number of beats in that song. Album Track Length (min:sec) Total Beats Track 1 3:44 332 Track 2 4:36 387 Track 3 4:12 365 Track 4 3:49 328 Place the tracks in order from least to greatest
asked by Kyson 
Math
Lindsay has 10 inches of ribbon. She buys another three lengths of ribbon, each 5 inches long. How much ribbon does she have now?
asked by Liz 
atbu bauchi
when the angle of elevation is 30 degree the shadow of a vertical tower is 20m longer than when the elevation of the sun is 60 degree.find the height of the tower
asked by sunday daniel 
highlands
there were 149 angelfish and goldfish in an aquarium. there were twice as many guppies as angelfish. after selling 35 goldfish there are half as many goldfish as angelfish. how many fish are left in the aquarium
asked by renee 
Math
The length of a rectangle is 8 meters less than 5 times its width. if the perimeter of the rectangle is at most 104 meters, find the greatest possible width of the rectangle.
asked by Marisol 
Math
Pablo has $3.15in dimes and guaters. How many guaters and dimes does he have?
asked by Kourtney 
Math
154(a5) If a=8 Simplify this please :)
asked by Klinkie 
Finance
Abby previously owned 200 shares of a NEWAGE stock at $25 per share. Today the company split the stock in a 3:1 split. Now what is the value of Abby's stock?
asked by Steve 
Calc
Consider the table of data for the function g(x),below: x: 2.9, 2.99, 2.999, 3.01, 3.1 g(x):4.41, 4.9401, 4.994, 5.006, 5.0601, 5.61 From the data given, it would apPear the lim g(X) x> 3 is likely to be: A. 3 B. 5 C. Does not exist D. 5 E. 5.61 I
asked by Anin 
Pysics
the time required for a car to accelerate from rest to 8.3m/s at 0.75m/s^2 (meters per second cubed) is....?
asked by Eve 
Maths urgent
a sum of money is invested for 3 years at a certain rate of interest. had the rate of interest been 1% more, it would have fetched rs 18 more than before. find the sum invested?
asked by Rabinprakash Dahal 
MATH
Find all values of p such that 2(x+4)(x2p) has a minimum value of 18. (AoPS, Please show steps)
asked by Steve 
Heating different volumes of water
Is there a difference between heating 50 mL of water to a given temperature, and heating 100 mL of water to the same given temperature but then removing 50 mL?
asked by Kid 
healthy
for each definition below choose the key term that best matches the definition
asked by Jose Alfaro 
Chemistry VERY URGENT PLEASE
A) NaOH(s) > NaOH(aq) B) NaOH(s) + HCl(aq) > NaCl(aq) + H2O(l) C) NaOH(aq) + HCl(aq) > NaCl(aq) + H2O(l) Examine the 3 reaction equations, and determine the relationship between them. Demonstrate this relationship by combining the equations in a manner
asked by Finn 
math
A conical water tank with vertex down has a radius of 13 feet at the top and is 28 feet high. If water flows into the tank at a rate of 10 {\rm ft}^3{\rm /min}, how fast is the depth of the water increasing when the water is 17 feet deep?
asked by PAT 
algebra or algebra1
What is the area of the triangle whose vertices are (−4, 0), (−10, 0) and (−7, −6)
asked by sue 
Math
A boat pilot wishes to go in a straight line across a river from the east dock to the west dock in a ferryboat that has a still water speed 8.0 knots. If the river has a Southward current of 2.5 knots, what compass heading should be maintaned while
asked by Jack 
Algebra 1
Task 2 In Task 1 you determined how much of your own money you’re willing to spend to get your business started. This is your limit—when making your product you can’t exceed this amount. a. Write an inequality that represents the fact that while
asked by 9thgradestudent 
physics
You drop a 1.90 kg book to a friend who stands on the ground at distance D = 11.8 m below with outstretched hands at distance d = 1.42 m above the ground. a)What is the speed of the book when it reaches the hands? b)If we substituted a second book with
asked by John 
Algebra
1. Find the slope of a line that passes through (2 3) and (1 1). a. 1/3 b. 1 c. 2 d. 4/2 2. For the equation 4y=8x, what is the constant of variation? a. 4 b. 2 c. 1 d. 2 3. What is an equation in slopeintercept form for the line that passes through
asked by Anonymous 
Spanish II
Fill in the blank with the correct conjugation of the verb in parentheses. ¿Cuándo (regresar) mi tía de México? A)regresamos B)regresan C)regreso D)regresa (There are more, help needed before Friday please.)
asked by Ron 
math
If an arrow is shot straight upward on the moon with a velocity of 73 m/s, its height (in meters) after t seconds is given by s(t) = 73 t  0.83 t^2. (A) What is the velocity of the arrow (include units) after 5 seconds? (B) How long will it take for the
asked by PAT 
math
GEOMETRY The formula for the perimeter of a rectangle is P = 2 + 2w, where is the length and w is the width. A rectangle has a perimeter of 24 inches. Find its dimensions if its length is 3 inches greater than its width.
asked by Sally 
Physics
A sprinter accelerates at the start of the race at 8.5 m/s^2. After 1.3 seconds the sprinter runs the rest of the 100m race at a constant velocity. What was the sprinter's time at the finish line?
asked by David 
math help connections academy HHEELLPP
19 = h/3 8
asked by ttng 
math
A boat pilot wishes to go in a straight line across a river from the east dock to the west dock in a ferryboat that has a still water speed 8.0 knots. If the river has a Southward current of 2.5 knots, what compass heading should be maintaned while
asked by b0b 
Math
The temperature on a cold December morning dropped from 37 degrees to 4 degrees. How many degrees did the temperature fall?
asked by Ceanna 
Math
Justin had 5 packages with 8 bottles of water in each package. He drank some of the bottles before the trip. During the trip, he drank 5 bottles a day. He drank all of the bottles before he went home. How many bottles of water did Justin drink before the
asked by Ron 
math
The total land area for the United States is 3537438.98 square miles what is the value rounded to the nearest thousand square miles?
asked by kim 
Math
How do I rewrite this as a radical expression? (3 2/3) 1/6
asked by Lucy 
science
If 0.188 moles of zinc reacts with excess lead(IV) sulfate, how many grams of zinc sulfate would be produced in the following reaction?
asked by Anonymous 
English
Is Willy Wonka in Charlie and the Chocolate Factory considered a social outcast in the movie? I have to write an essay but we didn't watch the whole movie so I was just wondering to anyone who has seen it.
asked by Geo 
science
If 0.188 moles of zinc reacts with excess lead(IV) sulfate, how many grams of zinc sulfate would be produced in the following reaction?
asked by Anonymous 
math
to win the lotto you must choose six different numbers from 1 to 44 to match the same numbers drawn. the order of the numbers does not matter. what is the probability of winning
asked by alex 
chem
Consider the unbalanced reaction CO + H2O > CH4 + O2. All reactants in the gas phase. Calculate the H per mole of H2O reacted.
asked by Karen 
HS English
VERB ADJ NOUN PRO VERB PHRASE Identify the poem you will analyze, CONJ VERB PRO VERB PRO and explain why you chose it.
asked by Shelley 
Math
What is 50 percent of 84
asked by Anonymous 
Physics
A ball is projected horizontally from the edge of a table that is 0.465 m high, and it strikes the floor at a point 1.04 m from the base of the table. gravity is 9.8 m/s the initial speed of the ball is 3.376042 m/s ~How high is the ball above the floor
asked by Anonymous 
algebra
At a banquet the ratio if the number of boys to the number of girls is 5:3. Halfway tjrough the banquet 20 boys leave and the ratio bexomes 5:4. How many girls are at thebbanquet?
asked by Anonymous 
Umbonje secondary school
A horizontal force F is applied to a crate,causing it to move over a rough horizontal surface,the kinetic frictional force between the crate and the surface on which it is moving depends on....the applied force
asked by Nothando 
math
on two tests so far this year a student received a 78 and a 93 the student want an average between 80 and 90 inclusive what are all of the possible scores for the third test so that the student falls within this average
asked by amy 
PreCalc
The travel time between two cities is inversely proportional to the average speed. A train travels between the cities in 3 hours at an average speed of 65mph. How lone would it take to travel between the cities at an average speed of 80 mph?
asked by PreCalc 
U.S. History
1) How did eugenics reinforce nativist ideals? A: Eugenics fueled the nativists' argument for the superiority of the "original" American stockwhite Protestants of northern European descent. 2) What political, social, and economic contributions did women
asked by Victoria 
physics
A 2kg rock is thrown downward from a height of 3 meters with an initial velocity of 4 m/s. Just before it hits the ground its speed is _____.
asked by Sydney 
Physics
A bomber flies horizontally with a speed of 175 m/s relative to the ground. The altitude of the bomber is 4780 m and the terrain is level. Neglect the effects of air resistance. gravity is 9.8 m/s a) How far from the point vertically under the point of
asked by Anonymous 
Physics
Two particles, of mass m and mass nm, undergo a headon, fully elastic collision. (Here n is just a unitless number.) Before colliding the particles approach one another with equal speed v. Snapshots of the particles before, during, and after the collision
asked by Andy 
how much?
how much paragraphs does a compare and contrast essay need?
asked by regan 
Math
Mr. Niles has a box of accessories for clarinets. He has a total of 42 objects. He has 12 mouthpieces. He has four times as many reeds as neck straps. How many of each object does he have? I tried so hard but I just didn't understand it and I am in fifth
asked by Marie 
Physics
Since friction is a force, how do you determine its magnitude and direction? Use a box sliding across a carpet to illustrate your answer
asked by IGN 
Physical
How does the static friction between the box and the carpet in Question 5 compare to the kinetic friction as the box is sliding across the carpet?
asked by IGN 
science
Water is useful for reducing friction between objects. However you also learned that (due to friction) moving water causes rough rocks to become smooth. How can this be?
asked by Caitlin 
math
4. From your equation, find the European equivalent for U. S. size 8. equation~ m = (y2 – y1) / (x2 – x1) m = (3934) / (53) m = 5/2 b=26.5 Equation = y=5/2x+26.5 Can someone please help me answer this? I have a graph if you need it... ps thank you
asked by Abby 
U.S. History
1) What was Vladimir Lenin's first goal after controlling Russia in 1917? A: Vladimir Lenin's first goal after controlling Russia in 1917 was to pull Russia out of World War I and concentrate on establishing a Communist state. 2) What major issues did
asked by Victoria 
Physics
A car starts rolling down a 1in8 hill (1in8 means that for each 8 m traveled along the road, the elevation change is 1 m). A) How fast is it going when it reaches the bottom after traveling 90 m ? Assume an effective coefficient of friction equal to
asked by Brody 
Language arts
1. Which of the following sentences uses the past perfect verb tense. A) By June, I will have owned the camera shop for a decade. B) After it was sold, I had owned the camera shop for 12 year as C) I cannot recall a time when I have not owned some kind of
asked by Tim 
Sixth grade math
The sum is 1.7 and the product is 6.3. What are the numbers?
asked by Kevin 
math
There are 40 vehicles in a parking lot. Twenty percent of the vehicles are pickup trucks. How many pickup trucks are in the parking lot?
asked by Richard 
SCIENCE
WHAT IS BELIEVEED TO CAUSE PLATE TECTONICS MOVE?
asked by JANETTE 
SCIENCE
what is the difference between a continental plate and an ocean plate?
asked by sue 
Algebra 2
Show two steps to simplify each of the following expressions, and then calculate the value of each expression. 25 exponent 5/2 81 exponent 7/4
asked by Craig 
Biology
What must a cell membrane have imbedded in it to allow facilitated diffusion to happen
asked by Geo 
Math
Describe a realworld problem that can be solved using the expression 29 divided by (3/8 + 5/6). Find the answer in the context of the situation. Please help! Due tomorrow. I would really appreciate it!
asked by Secret Student 
Math
Semester A Unit 4 Lesson 5: Cool Crafts Portfolio Template Choose a room you would like to decorate: My Bed room Measure the length of one wall in inches: 72 2. Choose a size of paper to use. *I recommend just using a standard 8.5 inch by 11 inch piece of
asked by Mathbeep 
math
on two tests so far this year a student received a 78 and a 93 the student want an average between 80 and 90 inclusive what are all of the possible scores for the third test so that the student falls within this average I don't understand what you said
asked by amy 
Career Help
Compare/contrast your personality, traits, skills, and liabilities with those of a successful entrepreneur. What do I need to do in this? Thanks
asked by Labbayk 
love and hate
what is the similarity difference between love and hate?
asked by regan 
Math
PLEASE HELP ME! You are measuring walnuts for banana walnut oatmeal and a spinach and walnut salad. You need 3/8 cup of walnuts for the oatmeal and 3/4 cup of walnuts for the salad. You have a 1/4cup scoop. Describe two different ways to find how many
asked by Secret Student 
Pre Algebra
5. Find the length of a right triangle with legs of 5 ft. and 12 ft. A 11 Ft B 13 Ft C 17 Ft D 60 Ft 9. which of these nonterminating decimals can be converted into a rational number? A 0.48907542... b 0.02020202... C 0.92589542... D 0.10203040... 5.C 9.A
asked by orangygirl 
Career Help
My Question: Give at least 2 examples of good questions to ask in an informational interview. My answer: 1. How many hours do you work in a typical week? 2. Why do people leave this field or company? Are these 2 good examples to ask in an informational
asked by Labbayk 
math
Find the product of 27×60. Then explain how you would use mental math to find the product of 27×600
asked by lucia 
Math 5th
What is 9/92/3
asked by Emily 
math
what is 20/30 in lowest term
asked by zackery 
Science
a tank 2m high is half filled with water and then filled to the top with oil of density 0.8 g/cc . what is the pressure at the bottom of the tank? g= 10m/s2
asked by ABC 
MIS
I need help with this question please. Imagine that you are developing the rules for an expert system to select the strongest candidates for a medical school. What rules or heuristics would you include?
asked by Edgar 
Science
2 racing cars of masses m1 and m2 are moving in circles of radii r1 and r2 respectively. Their speeds are such that each makes a complete circle in same time t. The ratio of Angular speed of the first car to the second car is?
asked by ABC 
8th grade algebra
Hello! I was working on a maths thing and I'm a bit lost on this one problem, would anyone mind explaining how to do this? ~A recipe called for 2 cups of flour to make two dozen (24) cookies. Write and solve a proportion to find how much flour is needed to
asked by Walrus King 
AP Chemistry
At 25 degrees C, a sample of NH3( molar mass 17 g) effuses at the rate of .050 mole per minute. Under the same conditions, which of the following gases effuses at approxiomatesly half that rate? A O2 B He2 CCO2 DCI2 ECH4
asked by Anonymous 
Math
This is a quick one. What is 1 1/8 divided by 1/4? Due tmrw asap.
asked by Secret Student 
Math
While rummaging through the attic
asked by Cathryn 
Physics
A uniform ladder of mass m is 2.5 m long. Its upper end leans against a frictionless wall. The coefficient of static friction between the ladder and the floor is 0.58. How far from the wall can the lower end be placed before the ladder starts to slip?
asked by Juicy 
Math
What is 7 3/8  (1 7/12)?
asked by Anonymous 
Social Studies
Explain the advantages and disadvantages you discovered for interdependence. Include example from the past and present of interdependence in Central America. Explain the advantage and disadvantages of independence. Include examples from the past and
asked by Jessie 
LA check work
Hello could you check my work on these two questions? Question one: How do you form the perfect tense of a verb? A. use the helping verb will and the base form of the verb B. use a form of the verb have and the present particle of the verb C. use a form of
asked by kevin 
math
whatis 3/4 divided by 2
asked by kalyn 
algebra
Part A: Darla rented a room for 3 days at $285.00 per day. If she rents the same room for 6 days, it would cost $510. Write an equation in the standard form to represent the total rent (y) that Darla has to pay for renting the room for x amount of days. (4
asked by Anonymous 
Chemistry
The thermite reaction, used to weld rails together in the building of railroads, is described by the following equation. Fe2O3(s) + 2Al(s) > Al2O3(s) + 2Fe(l) Calculate the mass of iron metal that can be prepared from 150 grams of aluminum and 250 grams
asked by Anonymous 
intro to computers
which option below represents a task that can be conducted in Excel through sorting? A. showing all cells that have a number that ends with a 5 B. showing all cells that have nothing in them. C. showing all cells that have the word "widget" in them. D.
asked by Anonymous 
History
1) Following Reconstruction, Democrats returned to power in the former Confederate states and renewed the social and political oppression of southern African Americans. What was one result of this situation? A) African Americans became farm workers in the
asked by Abby 
math
how do you convert pounds into liters?
asked by larry 
math
when making a batch of orange juice for her basketball team, Jackie used 5 time as much water as concentrate, There were 32 more cups of water than concentrate.How much juice did she make in all. She poured the juice into quart containers. How many
asked by Anonymous 
math
Which measurement is the best estimate for the length of a clothespin? a.9 mm. b.9 cm. c.9 m. d.9 km.
asked by latrent 
Biology
Will a channel protein allow any molecule to pass through it
asked by Geo 
Math
What's 6 + 2/12? Could you please show your steps? Thank you! :)
asked by Hanna 
Probability
A card is drawn from a standard deck. What is the probability that the card is less than 7, given that the card is not a face card? (Assume that ace is high, and that aces are not face cards.) A: .4165 B: .3846 C: .2959 D: .6 E: .5 F: None of these
asked by Emily 
Nm juniour clg,rkl
A 20gm bullet collision is fired horizontaly into a 5kg block of wood.suspended by a long spring.The bullet gets embedded in the block and the block at the hole swing 15cm above in intial level.calculate the velocity of bullet?
asked by Nikhil 
Physics
An athlete swings a 3.06 kg ball horizontally on the end of a rope. The ball moves in a circle of radius 0.82 m at an angular speed of 0.25 rev/s. What is the tangential speed of the ball? Answer in units of m/s.
asked by james 
PreCalculus
You are taking a flight from Daytona Beach to St. Louis. There is a stopover in Atlanta. The bearing from Daytona Beach to Atlanta is N 38.3 degrees W. The bearing from Dayton directly to St. Louis is N 43.4 degrees W. The distance of the first leg of the
asked by Darshini 
English
A verb phrase that acts as a noun is called a(n) participal adverbial infinitive gerund Which of the following is a prepositional phrase in the sentence below? (Applause came from the bleachers.) Applause came came from from from the bleachers My answers:
asked by Lucy 
Math
Suppose a planet has a radius of 5,000 km. Starting at the point on its surface at 0 degrees longitude and 0 degrees latitude,find the distance to the point on its surface at 30 degrees longitude and 60 degrees latitude
asked by Student AC 
math
Alice Correa bought three yards of cloth to make a dress. The cloth was on sale for $1.93 per yard. How much did Alice pay for the cloth if the sales tax was 5 percent?
asked by Anonymous 
Math
1. Which set represents a Pythagorean triple? (1 point) 27, 38, 42 33, 44, 55 35, 38, 42 68, 72, 81 2. Which number completes the Pythagorean triple: 12, 16, ____? (1 point) 18 20 22 24 3. Which set represents a Pythagorean triple? (1 point) 1, 2, 4 2, 4,
asked by Shalee^~^ 
math
4 hundres plus 10 tens plus 3 ones is the same as what?
asked by iyana 
Gentry science
What in nature could you find a source of the same energy that that provided batteries
asked by Anawahe 
IT
A list of tasks to be completed by a company for a special project is a Detailed Invoice Statement of Work Statement of Workload System Workload I think its B, can someone confirm? thanks.
asked by Anon 
HISTORY
what influence did spanish culture have on texas?
asked by awsomeguy123 
life orientation
What are negative impact of xenophobia on the country as a whole?
asked by neo martin 
algebra
There are 98 international units of vitamin D in 1 cup of milk. The function V(c)=98c represents the amount V(c) of vitamin D, in IUs, you get from c cups of milk. You have a 16 cup jug of milk. What is a reasonable domain and range for this function? How
asked by jas 
cjemistry
how many buffer solutions can be made using NaOH and H3PO4.Explain pls....
asked by shweta 
Physics
A car going 50 m/s undergoes an acceleration of 2 m/s^2 for 6 seconds what is the final velocity ? How far did it travel while it was accelerating?
asked by Blanca 
Science
I do understand what the terms balanced energy and the term unbalanced energy mean when it relates to science. Please help me understand.
asked by Patrick 
Calculus
Problem 5. Protein Concentration in Cells Consider a growing bacterial cell that is producing a protein involved in binary fission. Suppose that, at a particular point in time, a bacterial cell has a volume of 1000 μm3 (microns cubed) and is growing at a
asked by Sky 
7th Grade Science About Earth Quakes
Hi, I need some information about Earth Quakes. My question is: Where & Why do Earth Quakes occur? I'm not cheating or anything I just need some help with this topic for the project I'm doing about Earth Quakes right now. Please Help ME! Thanks :D
asked by MusicLover14 
Science <3
Why do humans laugh?
asked by curious 
Chem
When 37 g of ca(oh)2 is added to 1000 ml of 0.55M h2so4 .the resulting poh is ?
asked by Asra 
Mathematics
The point P,Q and R have coordinates. P=(3,7) Q=(2,3) and R =(2,2) calculate the length of line PQ
asked by Mathias 
Mathematics
Three circles touch each other externally. Their centres make a triangle with sides of 11cm, 15cm and 19cm. What are the radii of the three circles?
asked by Christopher 
Chemistry
In a titration of 35 mL of 0.40 M H3PO4 with 0.30 M KOH solution, what volume (in mL) of KOH solution is needed to reach the last equivalence point (i.e., point in the titration where enough KOH has been added to neutralize all three of the acidic protons
asked by Anonymous 
1CHEM
In a titration of 35 mL of 0.40 M H3PO4 with 0.30 M KOH solution, what volume (in mL) of KOH solution is needed to reach the last equivalence point (i.e., point in the titration where enough KOH has been added to neutralize all three of the acidic protons
asked by Anonymous 
Chemistry
In a titration of 35 mL of 0.40 M H3PO4 with 0.30 M KOH solution, what volume (in mL) of KOH solution is needed to reach the last equivalence point (i.e., point in the titration where enough KOH has been added to neutralize all three of the acidic protons
asked by Anonymous 
Geography
If the time at townA(longitude 75degree west)is5:00pm on friday.what will the time and dasy be at townB(longitude 120degrees east)
asked by Anafi aishat 
Maths
4 darts are thrown at the target. If each dart hits the target, How many different point totals are possible?
asked by Rina 
Calculus
Find an equation of the tangent line to the curve at the point (1, 1/e). y = (x^3)(e^−x)
asked by Callie 
Physics
Suppose a bouncy ball were thrown against a wall. The ball hit with 15 m/s and then bounced backwards with 15 m/s. The interaction time with the wall was 0.5 ms (5 x 103 s). If the ball's mass is 0.1 kg, what is the average force of the wall on the ball?
asked by Arlin 
math
There are 356 rows of tress growing in the field. There are 299 trees in each row. How many trees are growing in the field? Do I subtract 299 from 356 I got the answer 57.
asked by iyana 
English 9
I have to write a narrative writing about "How you survived in the wilderness" Any ideas? I'm stuck.. How do I start it? Thanks
asked by 9thgradestudent 
Math
Hey I know this is my fourth time posting this but, I have figured a lot on my own. But I have no idea what to do for the "Analyze it" questions. Semester A Unit 4 Lesson 5: Cool Crafts Portfolio Template Choose a room you would like to decorate: _My Bed
asked by Mathbeep 
English
1. Hope your wishes all come true. ====================== Is "I" omitted before "Hope" in this sentence? Why is this sentence used without the subject "I"? In which situation is this sentence used?
asked by rfvv 
math
A street light is at the top of a 15 ft pole. A 5 ft tall girl walks along a straight path away from the pole with a speed of 5 ft/sec. (A)At what rate is the tip of her shadow moving away from the light (ie. away from the top of the pole) when the girl is
asked by PAT 
Calculus
Find the limit as x>infinity of (1+8/x)^x
asked by Callie 
math
A kite 75\text{ft} above the ground moves horizontally at a speed of 4\text{ft/s}. At what rate is the angle between the string and the horizontal decreasing when 250\text{ft} of string has been let out? Answer (in radians per second)
asked by PAT 
U.S. History
1) List the four nations that dominated the Paris peace confederence in 1919. A: The four nations that dominated the Paris peace confederence in 1919 were the United States, Great Britain, France, and Italy. 2) Why did President Wilson propose his Fourteen
asked by Victoria 
math
Oil spilled from a ruptured tanker spreads in a circle whose area increases at a constant rate of 6.5 {\rm mi}^2{\rm /hr}. How rapidly is radius of the spill increasing when the area is 10 {\rm mi}^2? The radius is increasing at
asked by PAT 
geography,business ,consumer studies,maths litracy
what can I do with this subjects.what job options are available for me to study in university
asked by naomi 
English
Is this a good thesis In his films "Edward Scissorhands" and "Charlie and the Chocolate Factory", Tim Burton uses framing and angles to show the vulerability and isolation of the main characters compared to societ to illustrate the effects of social
asked by Geo 
math
Oil spilled from a ruptured tanker spreads in a circle whose area increases at a constant rate of 6.5 {\rm mi}^2{\rm /hr}. How rapidly is radius of the spill increasing when the area is 10 {\rm mi}^2? The radius is increasing at
asked by PAT 
programming ( qbasic)
i was given this program by my teacher. it converts decimal number to binary number.. Why is that FIX kept in front of (n/2) ...6th line of the program. why is that FIX written and why? i didn't get it CLS INPUT “ENTER A NUMBER”; N WHILE N 0 A = N MOD
asked by mark 
math
A spherical snowball is melting so that its diameter is decreasing at rate of 0.2 cm/min. At what is the rate is the volume of the snowball changing when the diameter is 18 cm? The volume is changing at a rate of
asked by PAT 
Elem school
I am an odd number greater than 390 but less than 400.my ones digit and hundreds digit are the same.what number am i?
asked by Myleen 
mathematics
the Fourth term of an a.p is 37 and the 6th term is 12 more than the Fourth term.find the first and seventh terms
asked by arithmetic progression 
Math
A clothing owner has 1734 meter of fabric to make identical sweaters of all the same if each sweater uses 3.4 meters of fabric how many sweaters could be made?
asked by Iyana 
math
1/3 (12p + 9q)
asked by Anonymous 
math
there are 21 appels and 7 stalks of grapes how much fruit is there. A. 28**** B.17 C.22 D. none of the above
asked by havanna 
chemistry
In the industrial preparation of HNO3, NH3 is burnt in O2 in the presence of a catalyst, according to the following equation; 4NH3 + 502  4NO +6HO If 260ccm3 of NH3 is burnt completely. what volume of O2 is used up and NO is produced
asked by Precious 
Finance/math
Reimbursement per screen 66.05 Equip cost/mo 1450.00 technologist cost per Mammography $15.60 tech aid/per $3.10 Variable cost per mamo $15.00 Equip. maintanance/mo. per machine $916.66 1) what is the monthly patient volume needed per month to cover fixed
asked by Lori 
Math
What is the unit rate in 10 gallons in 2
asked by Alex 
sciences
All of the____in a given array must be the same type. Element, statement, instructions, loop.
asked by lucy 
language arts
Why do people sometimes chase after or admire people who do not pay them any attention?
asked by anaon 
math
Sarah works for a sales company and earns $1500 a month. She also earns $45 for every sale she makes A) whats the equation B)How much money for 10 sales C)if she makes $2,535 how much did she sell
asked by nyan 
science
I WANT TO KNOW MOLARITY OF BENEDICT'S REAGENT FOR TITRATION .. BOTTLE CONSISTS OF 500ML BENEDICT'S REAGENT. PLZZ HELP
asked by ishween kaur 
Math
75Kg 568g  8kg 959g —————— 66kg 609g Is it correct
asked by Laffo06 
PHYSICS
A hiker, who weighs 976 N, is strolling through the woods and crosses a small horizontal bridge. The bridge is uniform, weighs 4350 N, and rests on two concrete supports, one on each end. He stops 1/3 of the way along the bridge. What is the magnitude of
asked by Anonymous 
math
Can somebody express this in terms of q,E,I,L,P. d^2v / dx^2 = P(lx)((q*(lx)^2)/2) / (E*I)
asked by qw 
maths
if the 4th term of an arithmetic sequence is 9 and the 8th term is 19
asked by himanshi 
Calculus 1
a power station needs to supply power lines to a location 10 miles downstream and on the other side of a river that is 0.75 miles wide. Power lines cost $7 per foot on land and $10 per foot under water. What is the most economical path? What is the minimum
asked by chelz 
U.S. History (Ms. Sue)
1) List the four nations that dominated the Paris peace confederence in 1919. A: The four nations that dominated the Paris peace confederence in 1919 were the United States, Great Britain, France, and Italy. 2) Why did President Wilson propose his Fourteen
asked by Victoria 
math
Can somebody express this in terms of q,E,I,L,P. d^2v / dx^2 = (((P/L)*(lx)^2)/2) / (E*I)
asked by qw 
Algebra
For the function f(x) = 5/x+4 find the average rate of change of f from 1 to x:
asked by Jk 
physics
A spherically symmetric object, with radius R = 0.700 m and mass M = 1.90 kg, rolls without slipping across a horizontal floor, with velocity V = 1.200 m/s. It then rolls up an incline with an angle of inclination θ = 40.0 deg and comes to rest a distance
asked by Juicy 
Geometry
Question:Ray BD bisects
asked by tiara 
Algebra
The perimeter of the triangle is 49 units. Find the value of y. Side A: y+3 Side B: 4y2 Side C: 3y
asked by Lisa 
Math
If Nicholas is located at (3,2) what is the distance to get to the grocery store? Grocery store coordinates: (1,1) 2 3 4 5****
asked by Shalee^~^ 
Algebra help fast
In 2009, the total population of North Carolina was 2,890,425 people. What was the population in scientific notation, approximately? 2.9 x 10^5 2.9 x 10^6 2.9 x 10^7 29 x 10^7 2.9 x 10^6 right?
asked by Person 
math
Write the equation in slopeintercept form of the line that passes through the point (3, 5) and has a slope of 2/3.
asked by sabrina 
georgia state history
Which of the following was an advantage of the south at the beginning of the civil war A. The south had agriculture products to provide food for the army B. The south had many factories that created superior machinery C. The south had a more advanced fleet
asked by kyle 
AP 1 Physics
A motorcycle has a constant speed of 25.0 m/s as it passes over the top of a hill whose radius of curvature is 144 m. The mass of the motorcycle and driver is 326 kg. Find the magnitudes of the following. Centripetal force: mv^2/r = 1414.93 N Normal force:
asked by Lulu 
Chemistry
Describe how you would prepare 500 mL of a 0.10 M solution of HCl from a 12.0 M solution of HCl.
asked by Sarah 
mechanics
You have 1kg of aluminum (E=69GPa) to make a cylindrical tube with a high Euler buckling load. The tube must have a length L of 0.5m. You can either make a solid tube, or a thin walled tube with a wall thickness, t=0.5cm. The density of aluminum is
asked by alalal 
Calc
Oil spilled from a ruptured tanker spreads in a circle whose area increases at a constant rate of 6.5 {\rm mi}^2{\rm /hr}. How rapidly is radius of the spill increasing when the area is 10 {\rm mi}^2? The radius is increasing at
asked by Smith 
math
please help me with this!!! How can I rewrite this as a rational exponent? 3 square root 2^7 Thanks
asked by Lucy 
MATH :
Hey I know this is my fourth time posting this but, I have figured a lot on my own. But I have no idea what to do for the "Analyze it" questions. Semester A Unit 4 Lesson 5: Cool Crafts Portfolio Template Choose a room you would like to decorate: _My Bed
asked by Mathbeep 
Shea middle school
John oversleeps and misses the bus by 1 hour. He takes taxi to catch up to the bus. The taxi travels at an average speed of 100 km/h. At what time does the taxi catch up to the bus?
asked by Anonymous 
PHYSICS
Calculate the kinetic energy that the earth has because of (a) its rotation about its own axis and (b) its motion around the sun. Assume that the earth is a uniform sphere and that its path around the sun is circular. For comparison, the total energy used
asked by Anonymous 
Math
1. Quinn spent $16.49 for 3 magazines and 4 sheets of stickers. The magazines cost $3.99 each and the sales tax was $1.02. Quinn also used a coupon for $1.50 off her purchase. If each sheet of stickers had the same cost, how much did each sheet of stickers
asked by Patrick 
history
farming changed the people lived because it led to )how to cultivate plants )how to hunt native animals )how to train horses )how to prepare new foods#####
asked by awsomeguy123 
Math
Your doctor told you to eat 25 grams of fiber each day. You had 4 grams of fiber for breakfast. What percent of the 25 grams of fiber have you eaten so far?
asked by Yuki 
ALGEBRA
CHLOR PURCHASED A BOTTLE OF PERFUME FOR $1.60 PER 0.01 ONUNCE. WHAT IS THE UNIT C0ST OF THE PERFUME 1.60 DIVIDED BY 0.01=
asked by JACOB 
social studies
12. Why were the native Americans so important in the clash between the french and the British explain which side french of British received the best advantage with the native Americans provide evidence supporting your reason for selecting that side. I
asked by Lily pad 
math
most characters at disney world have a height requirement between 4ft and 6ft. find the percetage of women metting the requirement if M= 63.8 in and q = 2.4 in
asked by alex 
A. social studies urgent PLEEEEAAAAAASSSE HELP!!!
12. Why were the native Americans so important in the clash between the french and the British explain which side french of British received the best advantage with the native Americans provide evidence supporting your reason for selecting that side. I
asked by Lily pad 
Chemistry (Check)
How many grams of NaOH are in 500 mLm of a 0.50M solution? 500mL > .5L MM NaOH = 39.997g M x V = n .5 x .5 = .25moleNaOH .25moleNaOH x (39.99711gNaOH / 1moleNaOH) = 10.gNaOH Is this right? If not, what am I doing wrong?
asked by Anonymous 
maths
School for jan started at 9:00am finished at 3:00pm.If Jan knew she was 2/3 of the ay through the school, what time was it then?
asked by anna 
natural science
usingbisection method and fp,evaluat the solution set of x34x9
asked by ayele 
History
What was Harriet Tubman rebelling against?
asked by S 
Chemistry (Check and Help)
Which is more concentrated, 500mL of a .20M solution of NaCl or 250mL of a .25M solution of NaCl? MMNaCl = 58.44247 M x V = n .5L x .2M = .1moleNaCl .1moleNaCl x (58.44247gNaCl / 1moleNaCl) = 6gNaCl .25L x .25M = .0625moleNaCl .0625moleNaCl x
asked by Anonymous 
PHYSICS
A thin rod has a length of 0.339 m and rotates in a circle on a frictionless tabletop. The axis is perpendicular to the length of the rod at one of its ends. The rod has an angular velocity of 0.687 rad/s and a moment of inertia of 1.03 x 103 kg·m2. A
asked by Anonymous 
health
What are the longterm benefits of smoking cessation? A. Decreased risk of stroke B. Decreased risk of lung and other cancers C. Decreased risk of coronary heart disease D. All of the above
asked by Anonymous 
precalculus
For what values of b will the line y=2x+b be tangent to the circle x^2+y^2=9?
asked by Kate 
Math
write the following equation in slope intercept form 3x+4y=12 I'm lost on this question
asked by Lucy 
chem
When balancing the following, what is being reduced, what are the reducing agents, and what is the initial and final oxidation states of the reduction agent? Fe3O4(s) + C(s) > CO2 (g) + Fe
asked by Karen 
math
A Circular flower bed is surrounded by a path 5 m wide. The diameter of flower bed is 65 m. What is the area of the path?
asked by Gautam Jha 
Chemistry (Check)
How many grams of NaOH are in 500mL of a 0.50 M solution? 500mL=.5L MM NaOH = 39.99711g M x V = n 0.5 x 0.5 = .25moleNaOH .25moleNaOH x (39.99711gNaOH / 1moleNaOH) = 10.gNaOH Is this right? If not, please tell me what I did wrong.
asked by Anonymous 
Health
Typically, a heroin abuser may inject up to ________ a day. A. 10 times B. 7 times C. 2 times D. 4 times I think D?
asked by Anon 
Math
Is 5and 5equal? Its really hard to figure out.
asked by Natalie 
chem
Assume that the atomic diameter of an atom of element X is 2A and that 1.0 x 10(16th) atoms are arranged in a simple 2D square array. What is the length of each side in cm?
asked by Karen 
chem
The mystery compound CxHy is completely reacted with O2 to yield 44 gr CO2 and 18gr H2O. What is the empirical formula of CxHy? I got : C1H2 How much O2 in grams was used in this reaction??
asked by Karen 
U.S. History Answer Check (Ms. Sue)
1) How did eugenics reinforce nativist ideals? A: Eugenics fueled the nativists' argument for the superiority of the "original" American stockwhite Protestants of northern European descent. 2) What political, social, and economic contributions did women
asked by Victoria 
intro to computer programming
I need help with my Java homework! Write a program that calculates a customer's monthly bill. It should ask the user via dialog box to enter the letter of the package the customer has purchased (A, B, or C) and the number of hours that were used. It should
asked by sallie 
math
At a school there are 704 chairs to place into 22 classes if the same number of chairs are placed in each class rooms how many chairs will be in each room? So I divided 704 by 22 and came up with 32 chairs and I correct.
asked by kim 
bennet middle school
Two times the quantity of fifteen divided by a number n
asked by jennifer 
U.S. History Answer Check (Ms. Sue)
1) What was Vladimir Lenin's first goal after controlling Russia in 1917? A: Vladimir Lenin's first goal after controlling Russia in 1917 was to pull Russia out of World War I and concentrate on establishing a Communist state. 2) What major issues did
asked by Victoria 
math
How many gold coins are you there in a jar of 90 coins , if there are 1/4 as many silver coins as gold coins?
asked by sajivan lal 
Math
Spent half of her money then 10 more, went to second store, spent half the money she had left and then 10 more. No money left over how much did she have
asked by Anonymous 
manegment
a company issues debentures of rs 100000 and realises rs 98000 after allowing 2% commision to broken . the debentures carry an intrest rate of 10%. the debentures are redeemable at the end of 10 th year.calculate cost of debentures before tax.
asked by shehzad 
Algebra
Graph the solution of the inequality. x
asked by Brandi 
math
an aircraft with an airspeed of 295km/hr is heading south. wind blowing from East at 30km/hr is against the aircraft. 1) sketch the information clearly showing all angles and vectors. 2) calculate the resultant speed and direction of the aircraft
asked by stormy 
math
Can somebody express this in terms of q,E,I,L,P. d^2v / dx^2 = P(lx)((q*(lx)^2)/2) / (E*I)
asked by qw 
math
Next question: Can somebody express this in terms of q,E,I,L,P. d^2v / dx^2 = (((P/L)*(lx)^2)/2) / (E*I)
asked by qw 
Chemistry.
Mg+2HCl>MgCl2+H2 Using the balanced equation, how many moles of H2 will you make if you start with .00082 moles of Mg solid? How many grams of H2 is that?
asked by Sarah 
plz anyone?
I have to write a comparison and contrast essay. can you give me ideas on what to compare and contrast plz anyone.
asked by regan 
Math
Indira and Jean begin their hike at 10 a.m. one morning. They plan to hike from the 2 2/5mile marker to the 8 1/10mile marker along the trail. They plan to hike at an average speed of 3 miles per hour. Will they reach 8 1/10mile marker by noon? Explain
asked by Secret Student 
Chemistry (Help)
0.275gAgNO3 is dissolved in 500mL of solution. a. What is the molarity of this solution. b. If 10.0 mL of this solution are transferred to a flask and diluted to 500mL, what is the concentration of the resulting solution? c. If 10.0mL of the solution in
asked by Anonymous 
math
4X472 rounding
asked by Anonymous