Questions Asked on
November 2, 2009

physics
a child causes a wagon to accelerate by pulling it with a horizontal force. newton's third law says that the wagon exerts an equal and opposite force on the child. how can the wagon accelerate? (hint: draw a freebody diagram for each object.)
asked by billy 
Algebra
"What might you have if you don't feel well?" That's a math riddle actually... The letters are E,G,O,S,O,N,V,L. It has A LOT to do with math actually!
asked by Chantrice 
english 4
How do Midi evil Romances give a glamorous portrayal of castle life in Sir Gawain and the Green Knight, and Morte d'Artur?
asked by renee 
Chemistry
Complete the following acidbase reaction with balanced molecular, total ionic and net ionic equations: calcium hydroxide (aq) + acetic acid (aq) > ? I know that calcium hydroxide is ca(OH)2 and that acetic acid is CH3COOH. I also know that one of the
asked by L 
Physics
A helicopter, starting from rest, accelerates straight up from the roof of a hospital. The lifting force does work in raising the helicopter. An 850kg helicopter rises from rest to a speed of 6.9 m/s in a time of 3.8 s. During this time it climbs to a
asked by Nikki 
Probability 2
Between 11 P.M. and midnight on Thursday night, Mystery Pizza gets an average of 4.2 telephone orders per hour. Find the probability that, a. at least 30 minutes will elapse before the next telephone order b. less than 15 minutes will elapse c. between 15
asked by Janice 
advanced functions
Angle a lies in the second quadrant and sina=7/25. a) Determine an exact value for cos 2a b) Determine an exact value for sin 2a
asked by Anonymous 
english 3
How do Sir Gawain and the Green Knight and morte d'Arthur convey a sense of the supernatural
asked by renee 
chem
Ammonia reacts with oxygen to form nitrogen dioxide and water according to the following equation: 4NH3(g) + 7O2(g) ® 4NO2(g) + 6H2O(g) You react ammonia and oxygen, and at the end of the experiment you find that you produced 27.0 g of water, and have
asked by mich 
Chemistry
How many moles of ions are released when these samples are dissolved in water? a. 0.37 mol of NH4Cl b. 3.55 * 10^18 formula units of Ba(OH)2 * 8H2O I need to know what steps to take to get to the answer. Thanks!
asked by Nancy 
chemistry, science
Carbon is also removed from the atmosphere during the process of weathering. carbon dioxide combines with water to form carbonic acid. this reacts with calcium silicate (in rocks) to produce calcium ions, bicarbonate ions and silicon dioxide (silica) the
asked by Sophie 
ECONOMICS  Perfect Competition
Please check and correct my answers. Thank you. 1) Jack Benny can get blood from a stone. If he has x stones, the number of pints of blood he can extract from them is f(x) = 2x^(1/3). Stones cost Jack w dollars each. Jack can sell each pint of blood for p
asked by Anonymous 
5th grade
Eight states border one or more of the five Great Lakes. Write a fraction representing the part of the 50 states that border a Great Lake. Write the fraction in simplest form.
asked by Mark 
physicss
How long will it take a 2.30 x 10^3 kg truck to go from 22.2 m/s to a complete stop if acted on by a force of 1.26 x 10^4 N? what would be its stopping distance?
asked by arriell 
trig
At the winter solstice, the power, in watts, received from the Sun on each square metre of Earth's surface can be modelled by the formula P = 1000sin (x + 113.5 degrees), where x represents the angle of latitude in the northern hemisphere. a) Determine the
asked by Anonymous 
math
insert parentheses to make each statement true. 25 ÷ 5 4=25 7x44 ÷ 2 = 26 3+5 x 210=6 insert parentheses in the expression 6+10x2 so that a. the expression equals 32 b. the expression equals(12+1) x 2
asked by garrick 
11th grade Physical Science
How fast must a 1,000 kg car be moving to have a kinetic energy of: (a) 2.0 x 10^3, (b) 2.0 x 10^5, (c) 1.0 kW x h? How high would you have to lift a 1,000 kg car to give it a potential energy of: (a) 2.0 x 10^3, (b) 2.0 x 10^5, (c) 1.0 kW x h?
asked by britney 
finance
You want to accumulate $1,000,000 in retirement funds by your 65th birthday. Today is your 30th birthday, and you plan on making annual investments into a mutual fund that you project will earn a 10% annual rate of return. Your first deposit will take
asked by priya 
Chemistry
1. Calculate the number of molecules in a deep breath of air whose volume is 2.15 L at body temperature, 36 degrees Celsius, and a pressure of 740 torr. 2.A fixed quantity of gas at 24 degrees Celsius exhibits a pressure of 740 torr and occupies a volume
asked by Emory 
U. Phys
What is the angular momentum of a 3.7kg uniform cylindrical grinding wheel of radius 25cm when rotating at 1500rpm? How much torque(in magnitude) is required to stop it in 5.0s? Could you explain this in detail, I don't really understand torque and
asked by Taylor 
math
explain it: which is a true statement , 5x4+1=25 or 3+7x2=17? explain your answer
asked by garrick 
chemistry
The Measured voltage of the cell Pt H2 (1.0atm) H+ // Ag+ (1.0M) Ag ia 1.02 V at 25degrees. Gven E cell is 0.80V, calculate the pH of the solution.
asked by Ali 
physics
In the ideal apparatus m1=2.0 kg. What is m2 if both masses are at rest? How about if both masses are moving at constant velocity?
asked by tom 
chemistry
8.00g of NaOH are dissolved in water to make 4.00 of solution. What is the concentration of hydronium ions, , in this solution?
asked by katy 
math
how can knowing the multiplication properties help you evaluate 5 x ( 20 x 63)
asked by jakie 
English
What did you do yesterday? I went to Bujeon Market. What a nice thing to do! (What is the full form of 'What a nice thing to do!'? #1 or #2 or another?) 1. What a nice thing to do it was! 2. What a nice thing to do it is!
asked by rfvv 
calculus
find the points at which the graph of 4x^2  4x + 12y^2 6y = 10 has a vertical and horizontal tangent line. For the vertical only solve for y and for the horizontal only solve for x. I got the deriviative to be: (8x4)/(24y + 6). For the horizontal, x =
asked by kaley 
chemistry
sorry i forgot some of the units in the initial posting 8.00g of NaOH are dissolved in water to make 4.00L of solution. What is the concentration of hydronium ions, , in this solution?
asked by katy 
physics
A small 5.00 kg brick is released from rest 3.00 m above a horizontal seesaw on a fulcrum at its center, with a radius of 1.60 m. Find the angular momentum of this brick about a horizontal axis through the fulcrum and perpendicular to the plane of the
asked by AE 
possessive nouns
Soldiers carried several ___ cold rations. Is it A. days B day's C.days' D. days's My answer is c. days'
asked by shawn 
Probability
Daily output of Marathon's Garyville, Lousiana, refinery is normally distributed with a mean of 232,000 barrels of crude oil per day with a standard deviation of 7,000 barrels. Find the probability of producing.. a. at least 232,000 barrels b. between
asked by Janice 
ChemChem
Hi, please help! Question: Farmers added Calcium hydroxide to soil one morning. They then planned to add Ammonium chloride fertilisers to the soil immediately. However, the instruction label on the packet of fertilisers read: "Do not add fertiliser
asked by Chemistry 
Chemistry
CORRECTION N2 + O2 > 2 NO change in heat (delta H)= 43.2 kcal based on the reaction, which statement is true? a) 43.2 kcal are consumed when 1.00g of O2 reacts b) 43.2 kcal are consumed when 1.00g of N2 reacts c) 43.2 kcal are consumed when 1.00g of NO
asked by Katie Y. 
phys
A 0.190 kg piece of copper is heated and fashioned into a bracelet. The amount of energy transferred as heat to the copper is 6.62 x 10^4 J. If the specific heat of copper is 387 J/kg x °C, what is the change in temp of the copper?
asked by abbigail 
advanced functions
Use the Pythagorean identity to show that the double angle formula for cosine can be written as a) cos2x = 1  2sin^2x b) cos2x = 2cos^2x  1
asked by Anonymous 
Physics
Two pucks collide on a level airhockey table. Puck A has a mass of 0.0250 kg and is moving initially due eastward at a speed of 5.50m/s. Puck B has a mass of 0.0500kg and is initially at rest. Right after collision, puck A is moving in a direction of 65
asked by John 
possessive nouns
A _____ shoes wore out quickly. Is it A. soldiers B. soldier's C. soliers' D. soldiers's
asked by shawn 
finance
an office has total expenses of $16,986 plus a total income in the amount of $20.986. The gross income of the business is a. $37.972, b. $16.986, c. $4.000, d. $20.986
asked by Minesota 
Physics
The voltage across a 10ohm resistor carrying 3 amps must be?
asked by Lauren 
possessive nouns
American ______ efforts helped win the war. Is it A. soldiers B. soldier's C. soldiers' D. soldiers's
asked by shawn 
Calculus
A fence is to be built to enclose a rectangular area of 280 square feet. The fence along three sides is to be made of material that costs 6 dollars per foot, and the material for the fourth side costs 15 dollars per foot. Find the length L and width W
asked by Z32 
science
true or false the force of friction acts in the SAME direction as the direction of the sliding object
asked by help please 
5th Grade Math
Confused..The grocery store stocks 3 brands of yogurt. The store sells two containers of Brand A yogurt for every one container of Brand B or Brand C Yogurt. If the store sells 100 containers of yogurt a day, how much of each brand of yogurt do they sell?
asked by Meghan 
Vectors and Geometry
if A=i+j, B=2i3j+k and C=4j3k find (i) (AxB)xC & Ax(BxC)
asked by Peaklife 
English
Mother is sick. So she helped Mother with the dishes. (What does that mean? Did she helped her mother wash the dishes? Or did she wash the dishes alone because her mother was sick?)
asked by rfvv 
possessive nouns
Many ____ stomachs were often empty. A. refugees B. refugee's C. refugees' D. refugees's Is it c. refugees'
asked by shawn 
possessive nouns
______ stories seemed unbelievable. Is it A. Survivors B. Survivor's C. Survivors' D. survivors's Is it b. Survivor's
asked by shawn 
general physics/rotational motion
Two crates of mass m1 = 16 kg and m2 = 23 kg are connected by a cable that is strung over a pulley of mass mpulley = 22 kg as shown below. There is no friction between crate 1 and the table. m1 is sitting on the table mpulley is at the edge of the table to
asked by kulvinder 
chemistry
Q1) 5 liters of Butane gas (C4H10) is reacted with plenty of oxygen at 27 oC and 1 atm to produce carbon dioxide and water vapor. Calculate the following: 1 The volume of CO2 produced at 1 atm and 400 oC. 2 The mass of H2O vapor produced. 3 The mol % of
asked by David 
English
I need help paraphrasing this poem? If thou wilt mighty be, flee from the rage Of cruel will, and see thou keep thee free From the foul yoke of sensual bondage; For though thy Empire stretch to Indian sea And for thy fear trembleth the farthest Thylee, If
asked by Ava 
Math
Place the numbers 110 in the cicrles below. Any number above two others must be their difference. O O O O O O O O O O HELP
asked by Maximo 
Literature
I have to do the following activity: 'By now you may have speculated on what Smilin and Camera reported to their supervisor about Granny (From the short story Blues Ain't No Mockingbird) Suppose you, as an observer, decide the supervisor needs to hear
asked by mysterychicken 
chemistry
4. Give two reasons why graphite (carbon) electrodes are used in electrolysis. 5. You have 2 compounds called X and Y. X melts at 1200 degrees C and is soluble in water. Y melts at 156 degrees C and is insoluble in water. Draw 2 diagrams to show how you
asked by Nabiha 
general science
If a graph shows time on the horizontal axis and speed on the vertical axis, a stright horizontal line across the graph would indicate?
asked by trina 
Elementary Statistics need help ASAP
Measures of Central Tendency Be sure to show your work so that partial credit may be awarded. 4. An MM207 statistics class surveyed 24 students to find out how many hours they spent doing homework during the previous week. 10 11 10 8 10 10 15 12 10 8 13 11
asked by Roxanne Singleton 
possessive nouns
A ____ kindness kept them alive another day. Is it A. strangers B. stranger's C. strangers' D. strangers's Is it b. stranger's
asked by shawn 
Chemistry
4.0 g of ferrous ammonium sulphate, FeS04(NH4)2 SO4 6H20, is used. The oxalate is in excess, calculate the theoretical yield of the iron complex. Can someone please show me how to calculate a question like this please? Thank you
asked by rasuka_geo 
English
What did Caesar accomplish in death the he failed to accomplish in life.
asked by Lynn 
Trig
Linear and angular speed Find w for each of the following: 1. the minute hand of a clock 2. the second hand of a clock The answer to #1 should be pi/30, but I do not understand how to solve these.
asked by Laken 
MATH!
The Mountain Trail Resort sold 64 condominiums last year, all 1, 2, or 3 bedroom condominiums. The total revenue from the sale of the condominiums was $5,493,000. The combined square footage of all the condominiums sold was 51,544 square feet. One bedroom
asked by hmmm... 
finance
if you're paying a bill for the office which has 5%, 10 days stamped across it, how much would you write a check for if you were paying a $100 bill 6 days from the date of invoice?a.$90, b.$100, c.$95, d.$105
asked by Mina 
spanish
What does Marco and Laura son chicos muy buenos mean
asked by Skylar 
english pronouns
Using correct pronoun in compound sentence. Were you and (they, them)the winners?
asked by mary 
Elementary Statistics need help ASAP
2. A research team studied the ages of patients who had heart attacks caused by smoking. The ages of 34 patients who suffered a heart attack were as follows. 29 30 36 41 45 50 57 61 28 50 66 58 60 38 36 47 40 32 58 46 61 40 55 32 61 56 45 46 62 66 38 40 40
asked by Roxanne Singleton 
possessive nouns
____ Jews fled from the German soldiers. Is it A. Polands B. Poland's C. polands' D. Polands's Is it b. Poland's
asked by shawn 
Physics
A coin slides over a frictionless plane and across an xy coordinate system from the origin to a point with xy coordinates (3.0 m, 4.1 m) while a constant force acts on it. The force has magnitude 2.4 N and is directed at a counterclockwise angle of 100°
asked by Karen 
trigonometry
Use a compound angle formula for cosine to show that cos2x = cos^2x  sin^2x
asked by Anonymous 
kaley
find the points at which the graph of 4x^2  4x + 12y^2 6y = 10 has a vertical and horizontal tangent line. For the vertical only solve for y and for the horizontal only solve for x. I got the deriviative to be: (8x4)/(24y + 6). For the horizontal, x =
asked by math 
math
what is the answer for t+14t+8=21
asked by ang 
corrections
Prison management has had two very distinct styles during its evolution: autocratic and bureaucratic.what do you think are the most important aspect of each style?which style do you consider the most effective? how has the role of the corrections officer
asked by Dolores 
Algebra I
I'm having trouble with polynomials and adding them...(for some reason) How would I do this problem... (5a  3asquared)  (6a  6)
asked by Austin 
physiccs
a rocket that has consumed all of its fuel continues to move upward slowed mostly by the force of gravity. If the rocket's mass is 75.0 g and it takes 1.2 sec for the rocket to stop, what is the change in the rocket's momentum? what is the rockets stopping
asked by arriell 
History (Russia 1917)
What are the main factors for the Bolshevik's victory in Oct 1917?
asked by Alex 
college
Use the following information to identify element A and compound B, then answer questions a and b. An empty glass container has a mass of 658.572 g. It has a mass of 659.452 g after it has been filled with nitrogen gas at a pressure of 790 torr and a
asked by Ada 
American National Government
I am working on an essay titled: Get to Know Your Member of Congress but I am stumped on how to start this essay can someone please help me? The Member of Congress that I am writing about is Brad Ellsworth. Thanks.
asked by B.B. 
MATH!
The Mountain Trail Resort sold 64 condominiums last year, all 1, 2, or 3 bedroom condominiums. The total revenue from the sale of the condominiums was $5,493,000. The combined square footage of all the condominiums sold was 51,544 square feet. One bedroom
asked by hmmm... 
Business 210
Review the business in action case studies on pp.143,.146,.154, and 159 of the text in Cpt3 select one case that you find especially interesting and explain how ethics and decision making effect the individuals involved in the scenario.
asked by san 
ap bio
Hornworts differ from mosses and liverworts in containing: a. small leaves b. photosynthetic sporophytes c. gametphytes d. sporophytes e. spores Well, First I thought ok its small leaves and that was wrong. Next I thought it would be spores and that was
asked by MUFFY 
Physics
A cannon fires a shell at an angle of 55.0 above the horizontal. The shell has a mass of 17.5kg, and its initial speed as it leaves the cannon is 289m/s. The cannon is not anchored to the ground. It is mounted on a base a large block of wood which is
asked by John 
English
A: What did you do yesterday? B: I went to EMart and bought some fruit. some canned food, a music CD, some radishes, some sweet potatoes and a big pumpkin (example items which can be bought) (Would you name items which can be used instead of "some fruit"?
asked by rfvv 
ap bio
I am stumped on this one. Amontg bryophytes, which of the following contain distinct stemlike axis, small leaves, and rootlike rhizoids? a. cycads b. liverworts c. mosses d. hornworts e. algae I am leaning towards mosses, but I'm really not sure.
asked by MUFFY 
Chemistry
Rank in order of decreasing average molecular speed at 21 degrees celsius: Ne, HBr, SO2, NF3, CO
asked by Emory 
human resources
What are the pros and cons of having a more diverse workforce? Is the United States in a better position to compete globally because of its diverse population
asked by julie 
Algebra 1
7x+415x=36
asked by Justice 
physics
calculate the acceleration of a 2000kg single engine airplane just before takeoff when the thrust of the airplane ia 500N Using the G.U.E.S.S. method
asked by jim 
Math
Rusty was thirsty, despite the fact that water made up 85% of his body weight. After drinking a considerable amount of water, Rusty weighed 1350 pounds, and water made up 86% of his body weight. What was Rusty's weight before he had his drink? What was the
asked by HG 
chem
. Give two reasons why graphite (carbon) electrodes are used in electrolysis. 5. You have 2 compounds called X and Y. X melts at 1200 degrees C and is soluble in water. Y melts at 156 degrees C and is insoluble in water. Draw 2 diagrams to show how you
asked by Nabiha 
programming
in visual basic they tell me use comma "delimited strings"(something with exactly two comm mas, such as "20,45,2003" or "hi,,there") and pull out three pieces of the string apart(using commas as delimiters that separate each of the three parts) and also
asked by Sameul 
math slope interceot
write an equation in slopeintercept formof the line satisfying the given conditions: parallel to the graph of 3x5y=7 andpasses through (0,6)
asked by Lila 
HCR220
HCR 220 week 6 Applying Level II HCPCS Modifiers can anyone help with this
asked by Becky 
math
Part 1: Using the Library, web resources, and/or other materials, find a recordbreaking temperature (in degrees Celsius) for a town or city in a country other than the United States. Include the name of the town and country along with the temperature, and
asked by Samantha 
Algebra 2 URGENT
Simplify cubed root of 135
asked by Trisan 
college courses
hi, i was wondering about college. let's say i want to major in interior designing, what suggestions would you have for my first year courses. i know that i'm supposed to get the basics over with. what woudl those be. and what about second year. please
asked by y912f 
financial
Determine the amount of money in a saving account at the end of five years, given an initial deposit of $5,000 and a 12 percent annual interest rate when interest is compunded a) annually b) semiannually c) quarterly
asked by Anonymous 
possessive nouns
Success often depended on the ____ food suply. Is it A. armies B. armie's C. armys' D. army's I say it is d. army's
asked by shawn 
French
1. Les parents de Nathalie viennent de France. Elle est Francais. 2.Les parents de Susan et de James viennent du Canada. Ils sont canadien. 3.Les parents d'Elisabeth viennent d'Angleterre. Elle est anglaise. please make any corrections.
asked by Anna 
Any Help w/5th grade math
Confused..The grocery store stocks 3 brands of yogurt. The store sells two containers of Brand A yogurt for every one container of Brand B or Brand C Yogurt. If the store sells 100 containers of yogurt a day, how much of each brand of yogurt do they sell?
asked by Meghan 
Literature for Jim
literature  Jim, Monday, November 2, 2009 at 8:46am I need a start for a paper on how does literature reflect life and communities First.... Jim, always start your own post when you have a question. If you post under someone else's name, then it may not
asked by GuruBlue 
Banking & Money
A couple True/False questions I'm stumped on. True or False: Most social security analysts now agree that a pure PAYG (pay as you go) system is not sustainable. True or False: Only 10 countries in the world have social security systems with funded
asked by Bobby 
chemistry
N2 + O2 > 2 NO change in heat (delta H)= 43.2 kcal based on the reaction, which statement is true? a) 43.2 kcal are consumed when 1.00g of O2 reacts b) 43.2 kcal are consumed when 1.00g of N2 reacts c) 43.2 kcal are consumed when 1.00g of NO is produced
asked by Katie Y. 
Chemistry
A 3.26g sample of metallic sodium is added to 200mL of water. How many moles of NaOH are produced?
asked by L 
Physics
A fully loaded, slowmoving freight elevator has a cab with a total mass of 1250 kg, which is required to travel upward 58 m in 3.4 min, starting and ending at rest. The elevator's counterweight has a mass of only 1005 kg, and so the elevator motor must
asked by Anjli 
math
Samantha says 1+1+1=3, cannot be written as a multiplication sentence because there are no equal groups. Do you agree? Explain.
asked by zachery 
operating system
a set of instructions explaining how to save a Microsoft® Word document on a computer running a Windowsbased operating system to a computer disc
asked by Anonymous 
English
1. Can you find something sweet? Yes. Here is a sweet cake. 2. Can you find something red? Yes. Here is a red shirt. 3. Can you find something cold? Yes. Here is a (X) cold strawberry juice. 4. Can you find something expensive? Yes. Here is an expensive
asked by rfvv 
MATH
Coin box Question: Assume that there are 25 pennies, 10 nickels, 10 dimes, and 5 quarters in a box. after shuffeling the box, you pick a coin at random and note down its face value. let x represent the face value of the coin in cents. then construct the
asked by BRITT 
Epidemiology
To examine the association between high blood sugar and glaucoma, a group of 3154 people was observed for a period of 20 years in the NYC metropolitan area. The study participants were middle age epidemiologists working in the tristate area. Participants
asked by JJ 
Math Expressions
142 x n is between 150 and 280
asked by Kiana 
english
help with a good poem
asked by starr 
algebra
y=3x+4; 1, 1 2, 10 3, 12 7, 1 find the solution set for each equation , given the replacement set
asked by jordan 
social studies
What are natural resources that can be turned into finished products? I NEED YOUR HELP FAST!PLEASE
asked by Danielle 
Math
What if the denominator were 9 and 7. How would you do it? Ex: 5/9 + 6/7 =
asked by Renriki 
Math
The Mountain Trail Resort sold 64 condominiums last year, all 1, 2, or 3 bedroom condominiums. The total revenue from the sale of the condominiums was $5,493,000. The combined square footage of all the condominiums sold was 51,544 square feet. One bedroom
asked by please help(: 
8th grade
how do i find antony for words in my weglish class.
asked by joseph 
Chemistry
Dr.Bob222, I've been attempting the problem I posted previously about the ferrous ammonium sulphate, but I'm having no luck. I'm having trouble with my balanced equation. Do you mind showing me how to do the balanced equation? Thank you
asked by rasuka_geo 
physics
true or false the force of friction acts in the SAME direction as the direction of the sliding object
asked by need help 
math
Suppose you are playing a word game with seven distinct letters. How many sevenletter words can there be?
asked by B 
Number patterns
What is the number pattern between the following numbers. and why arranged this way 8 5 4 1 7 6 3 2 0
asked by Casey 
Algebra 2
Simplify âˆš(4 to the1 power 3to the2 power)
asked by Trisan 
physic
Hi!could anyone help me with this problem please because I been trying so many time and did not get it. Greatly appreciate it. Thank. A 11.2 g bullet is fired horizontally into a 94 g wooden block initially at rest on a horizontal surface. After impact,
asked by Chan 
algebra
Month Price April (x=1) 114 May 108 June 87 July 100 August 95 September 112 October 93 November 86 December 64 Please show work. This is the answer I got: 13/17 22 hours ago  3 days left to answer. Additional Details I think it was suppose to a slope
asked by cjl 
English
1. Which country's flag is this? 11. This is America's flag. 12. This is an American flag. 2. Which country use this national flag? 21. Japan does. 22. Japan use it. 23. Japan. 3. In which country is this flag used? 31. In France. (Are the questions
asked by rfvv 
7th grade math
Dave scored 2 under par (2) each day of the 4 days of the golf tournament. Express as an integer how many strokes he finished under par.
asked by mae 
statistics
Is it possible to have a mean of zero? A median of zero? I think yes, but you would have to have a set of just zeros, or you would need positive and negatives in your set. Am I right?
asked by mike 
Statistics
Thankyou for the tutorials, SraJMcGin.
asked by Roxanne Singleton 
Physics
Which of the followning equations shows the relationship between the potential energy and height? Explain how you know. potential energy=m(height)+b potential energy=a(height)^2 +b(height)+c potential energy=a/height
asked by Willie 
physics
If a Saturn V rocket with an Apollo spacecraft attached has a combined mass of 2.6 105 kg and reached a speed of 11.2 km/s, how much kinetic energy would it then have? __________J
asked by Corey 
math
factor 6x^2xy12y^2
asked by mary 
math
4812(34/36)pluspositive56
asked by jeese 
English 1
Communism was the form of government used on the farm. Using communist ideals of your model redesign the administration at your school. In a labeled diagram, show the government in your school for the next ten years
asked by Shelby 
Stat
Coin box Question: Assume that there are 25 pennies, 10 nickels, 10 dimes, and 5 quarters in a box. after shuffeling the box, you pick a coin at random and note down its face value. let x represent the face value of the coin in cents. then construct the
asked by BRITT 
maths
what is the negation of: 'every boy has shoes' ?
asked by jamie 
advanced functions
Use the Pythagorean Identify to show that the double angle formula for cosine can be written as: cos2x = 2cos^2x  1
asked by Anonymous 
Biochemistry
Hello guys, I just wanted some clarification of these question. 1. A sequence of amino acids in a certain protein is found to be SerProGlyGly. The sequence is most probably part of a 1. ahelix 2.bturn (bbend) 3. parallel bpleated sheet 4. asheet.
asked by George 
science
Indacate whether each item below is an example of primary or secondary succesion. Give your reasons for each choice. a) Lichen grows on barren rock in the tudra.
asked by marie 
Algebra
f(2)=5 f(2)=1, I have to write the linear function for this. I got 51/2 2=4/4=1 then I plugged it in so it would be y5=1(x+2) which became y=x+7, then f(x)=x+7. The answer key, however, says f(x)=x+3. What did I do wrong?
asked by Anneliese 
French
Could you please check these Thanks you!!! Directions: Complétez Part 1 1. Au bord de la mer, on va à la . Answer: plage 2. Il faut mettre de la  quand on prend un bain de soleil. Answer: créme solaire 3. Laure apprend à
asked by Diana 
MATH
Suppose a researcher wants to study the effectiveness of a new reading program for students who have not acquired the necessary reading skills by the time they reach the 8th grade. A randomly selected group of 50 students from a local junior high with poor
asked by VERONICA 
Social Studies
What caused the climate change 4,000 years ago and how did it affect the California Indians?
asked by Kayla 
math
a museum curator has 203 wildlife photographs. she wants to display them in groups of 8. how many groups of 8 can she make? the answer is 25 r3 but i want to know if i drop the remainder,tell whats left over or increase the quotient by one.
asked by Anonymous 
Corporate Finance 
PBC Ltd., a general insurance company, has historically focused its business strategy in eastern Canada. Management is now considering a plan to expand into western Canada and, as a trial, is evaluating the opening of an office in Vancouver. If the office
asked by John 
algebra
3x+3y=0 in slope interecept form
asked by Anonymous 
sarah
hi i am doing a poster project on tim obrien's the things they carried. i need a good grade so i was wondering if they are any super unique ideas that would make this poster really really good
asked by english 
9th grade
How do you graph y equals square root x plus 4
asked by Anonymous 
FORCES AND MOTIONS
When sailboats are being raced,the speed of the boat has a lot to do with the size and shape of the sails. What size and shape will catch the most wind and help a sailboat win a regatta (race)? HYPOTHESIS:
asked by FORCES AND MOTIONS 
Cost Accounting
What is the variable production cost per unit?
asked by Danny 
math
Consider the set of northwestern states or provinces {Montana, Washington, Idaho, Oregon, Alaska, British Columbia, Alberta}. If a person chooses one element, show that in three yes or no questions, we can determine the element.
asked by B 
4th grade
in complex animals the main waste removal organs are the , which filter wastes from the blood.
asked by sarah 
4th grade
name two living things and how do you know they are living
asked by DANIELLE 
anatomy
How does estrogen affect calcium levels in bones?
asked by Ashlynn 
Math
10
asked by Brianna 
ipc
how do i solve spefic heat problems?
asked by haley 
literature
what is the theme of John Donne "To My Mistress Going to Bed".
asked by NO NAME 
4th grade
what are complex animals
asked by sarah 
Economics
2) Earl’s production function is f(x1, x2) = x1^(1/2) * x2^(1/3), where x1 is the number of pounds of lemons he uses and x2 is the number of hours he spends squeezing them. His cost function is c(w1, w2, y) = 2w1^(1/2) * w2^(1/2) * y^(3/2), where w1 is
asked by Anonymous 
chemistry
8.00 of are dissolved in water to make 4.00 of solution. What is the concentration of hydronium ions, , in this solution?
asked by katy 
Literacy development
What is the role of formal assessment in the literacy classroom?
asked by Anonymous 
Year 4 maths
I have 13 marbles, Tom has twice as many and Bill has twice the number that Tom has. How many marbles do we have between the three of us? Thank you
asked by Bryan 
possessive nouns
_____ Jews fled from the German solders. Is it A. Polands B. Poland's C. Polands' D. Polands's
asked by shawn 
Algebra 2
Simplify cubed root of 4 times 8 to the 1 power âˆ›(4*8âˆ«â–’ã€–1ã€—)
asked by Trisan 
Algebra 2
Simplify âˆš(ã€–(4)ã€—^(2)+(3)^(2)
asked by Trisan 
Algebra 2
Simplify cubed root((34)to the1 power)
asked by Trisan 
7th Grade LA
For a poetry project i need a published haiku with an author but i am unable to find one. Do you know any?
asked by Kiara 
Algebra 2 URGENT
simplify cubed root of 375 a to the 5 power
asked by Trisan 
Biology
Briefly distinguish the difference between inductive and deductive reasoning. Are the groups of statements below examples of an inductive or deductive process?
asked by lucy 
Algebra 2 URGENT PLEASE HELP
Simplify cubed root of 135
asked by Trisan 
5th grade math
dividing decimasls by 10 100 and 1000 help don't remember how
asked by noah 
chemistry
what turns pink when phenolphylathen is added to it?
asked by tamara 
2nd grade
mty tens digit is double the ones digit i am less then 50 and greater then 40
asked by Anonymous 
health
The postoperative death rates are calculated by patients who have expired in what period of time?
asked by cheryl 
Anatomy & Physiology II
anatomy and physiology II Research Assignment
asked by Dionne 
organic chemistry
compare and contrast the reactivity of the organometallic reagents R2Cd, RLi, R2CuLi, RMgBr, RZnBr with respect to ethyl chloride, ethanoic acid and 2cyclohexen1one im not really sure what its asking and i don't know how they react differently
asked by Lucy 
biology
What are minerals? Give names of a few minerals and details of the following: 1 Iron and calcium 2 Iodine and phosphorus
asked by Mariam 
maths ( mental ability)
P can do a piece of work in 9 days. Q is 50% more efficient than P. The number of days it takes Q to do the same piece of work is?
asked by rupesh 
9th grade Math
(7n1)/(8)=6 Okay, I think I add 1 to both sides, so now I have.. (7n)/(8)=7 And then, to get n by itself I divide 7 into both sides, so now I have.. n/8=1 n=1 is what I get, but I'm not sure, could someone please check this for me?
asked by Mike 
Social Studies
What are three countries in Eastasia?
asked by Carly 
chemistry please help
how do you know if a hydrolytic work up is required for reactions with grignard reagents? What does hydrolytic work up mean is it treatment with aqueous acid
asked by molly 
Math
How does estimate help?
asked by Frida 
English Lit.
Some critics have claimed that seeds of the courtly manner later to flower in the concept of knighthood in Middle English period are already apparent in AngloSaxon literature. What the items that support the claim above? I read this question while I was
asked by Huang 
History
why did germany not want to pay for all the damage they done in ww1? Please help me as i have to write a newspaper report on it. Thanks x
asked by Sian 
Bio
What is the process of somatic (body) cell division called? What regulates cell division? What are the different modes of inheritance? What are the sources of mutation? What are the different types of mutation?
asked by Anonymous 
Math.
The Mountain Trail Resort sold 64 condominiums last year, all 1, 2, or 3 bedroom condominiums. The total revenue from the sale of the condominiums was $5,493,000. The combined square footage of all the condominiums sold was 51,544 square feet. One bedroom
asked by please help(: 
history
what did the germans do wrong in ww1?
asked by Sian 
math
graphing lines:x+5y=25
asked by bob 
science
when you look you cannot see me if you see me you cannot see anything else i can make you walk when you can't sometimes i tell the truth and sometimes i lie
asked by Brandi Henry 
grammar
label each word's part of speech or its job."Has our executive officer hired that young man for the job?"
asked by Jared 
Math
How do I figure out missing angle measurements with using a protractor?
asked by Natalie 
Science,Ecology
What do iterlocking food chains make up?
asked by Jenny 
history
why didn't the germans win the war ?
asked by Sian 
physics
how are the colors in a spectrum from an atom different from those in a rainbow? I think it is that the spectrum colors are more distinct and not "fuzzy" like a rainbow but I'm not sure
asked by josh 
History
What circumstances brought Canada into World War I ?
asked by Baylee 
spanish
How do you say 'deli' as in a grocery store deli? thanks
asked by Donna 
Probability 3
When confronted with an inflight medical emergency, pilots and crew can consult staff physicians at MedAire, an emergency facility in Tempe, Arizona. If MedAire is called, there is a 4.8 percent chance that the flight will be diverted for an immediate
asked by Janice 
Statistics
Coin box Question: Assume that there are 25 pennies, 10 nickels, 10 dimes, and 5 quarters in a box. after shuffeling the box, you pick a coin at random and note down its face value. let x represent the face value of the coin in cents. then construct the
asked by BRITT 
Finance
16. Your firm is trying to determine its cash disbursements for the next two months (June and July). In any month, the firm makes purchases of 60% of that month’s sales, which are paid the following month. In addition, the firm incurs the following costs
asked by Hannah 
History
What really happened with the Schlifflen Plan?
asked by Baylee 
Math
Can There Be Two Points On A line segment? Explain
asked by GG 
Math
Can There Be Two Points On A line segment? Explain
asked by GG 
science
how does weight affect the amount of kinetic energy a moving object has?
asked by jey 
social studies
Is Yampa a river, lake, or a mountain?
asked by lisa 
math
identify the slope and the yintercept for 5x + 20y = 60
asked by thomas 
Algebra
How can you tell an equation's real or imaginary roots just from its graph, without knowing the equation? I have to look ath the graph of a parabola, absolute value, and a negative third degree equation and do so? Are there any links that could explain
asked by Anneliese 
Chemistry
compare and contrast the reactivity of the organometallic reagents R2Cd, RLi, R2CuLi, RMgBr, RZnBr with respect to ethyl chloride, ethanoic acid and 2cyclohexen1one im not really sure what its asking and i don't know how they react differently
asked by Lucy 
Chem.
How would you adjust the instrument for GC analysis to get better resolution? Please discuss. What is another GC detector and explain how it works and what sampler it is good for.
asked by Chelsea 
english
guidelines on how to make a good poem
asked by starr 
Math
I have math fractions to add. I never went over these ,so please help. 7/8 + 3/4 + 15/24= 5/9 + 6/7= 4/5 + 11/15 + 17/30 = 1 7/8 + 2 11/16 =
asked by Renriki 
Math
State whether the equation y=10^3x represents a linear, quadratic, or exponential function. Tell how you decided. I think it is exponential, is this correct
asked by Chris 
math213
Let U = {u, n, i, t, e} FIND THE SUBSETS
asked by brina 
Java
Is there a method in Java in which to see if an integer value contains characters?
asked by Crystal 
math
I am less than 1000. The sum of my digits is 26. My ones digit is 8. What number am I?
asked by dasha 
Finance
Business risk refers to the relative dispersion of the firm’s earnings available to common stockholders.
asked by Hannah 
4th grade
Three bananas cost the same as two oranges. If oranges are half the price of peaches, how many bananas could I get for the price of 3 peaches? My answers is 9 banannas. Is this correct?
asked by Bryan 
physics
calculate the force of a 300,00 kg jumbo jet that is accelerating 0.4m/square just before takeoff
asked by jim 
Math
Solve the quadratic equation below. Show your work and check 4x^2 = 0
asked by Jenny 
prealgebra
twenty more than three times a number is 4.
asked by Katy 
math
what is the unit digit of 7^49? I solved it and got the answer 07, but I'm not sure if it's correct.
asked by Janet 
Algebra
f(x)=2x5 g(x)=2x. I had to find f/g(x). I wrote 2x5/2x but this was marked incorrect. How would you do it then?
asked by Anneliese 
Algebra 1
1/2 +2/3 is greater or equal to 1/3r
asked by Brandyn 
2nd grade
what is doubles, near doubled, and make ten strategies?
asked by Beth