# Short answer find the quotient 6x^3-x^2-7x-9 ------------ 2x+3

143,010 questions, page 819
1. ## math Steve for your solution

0.224g sample that contained only bacl2 and kbr required 19.7ml of 0.1M ango3 to reach the end point. Calculate the percentage of each compound present in the sample. The right answer bacl2 32.4% KBR 67.7% You need to use 3 solution of drug H containing

asked by Fai on December 28, 2013
2. ## phyics

Cheryl is riding on the edge of a merry-go-round, 2m from the center, which is rotating with an increasing angular speed. Cheryl’s tangential acceleration is 3.0m/s2. At the instant that Cheryl’s linear speed is 4.0m/s, what is Cheryl’s total

asked by sarah on November 29, 2015
3. ## CHM 152

Consider the following equilibrium: PCl5 = PCl3+ Cl2 5.0 moles of are placed in a 10.0 L flask at 200 C and allowed to come to equilibrium. Analysis shows that 1.0 mole of is present in the equilibrium mixture. How many moles of are present at equilibrium.

asked by AMI on March 26, 2010
4. ## statistics

Use the random-number table to simulate the outcomes of tossing a quarter 25 times. Assume that the quarter is balanced (i.e., fair). (Start at row 1, and let 0, 1, 2, 3, 4 indicate heads and 5, 6, 7, 8, 9 indicate tails. Enter H for heads and T for tails,

asked by Christina on August 24, 2010
5. ## 7th grade math

Jared wants to save \$100 to buy a tennis racket. He saces \$8 each week, and his mother gives him a extra \$0.25 for each dollar he saves. Determine the number of week it will take Jared to save \$100. I am pretty sure the answer is 12 weeks and he would have

asked by Peyton on August 25, 2009
6. ## Physics

A plane intends to north with a speed of 250 m/s relative to the ground through a high altitude cross wind of 50 m/s coming from the east. Determine the bearing that the plane should take( relative to due north), A) the planes speed with respect to the air

asked by Janice on June 19, 2017
7. ## statistics

last month, the release of information specialist received 232 requests for information. He was able to answer 176 within thee specified time frame of three working days. What is the rate of compliance in answering requests within the specified time frame?

asked by laverne on June 7, 2015
8. ## chemistry

Concentrated hydrochloric acid has specific gravity 1.18 and 36% hcl weight. What volume of concentrated hcl must be diluted to give 50gm of 10 percent My calculation 50gm x 10% = 5gm 5gm x 36.46 =182.3/ 0.36 = 506 / 1.18 = 429 ml I am not sure answer. Who

asked by Fai on August 11, 2012
9. ## phycology

Individual differences originate as a result of three basic developmental influences. These influences can best be summed up as: A. heredity, genetics, and environment. B. heredity, environment, and maturation. C. family, friends, and ethnicity. D.

asked by paul on September 27, 2012
10. ## Physics

An airplane with a mass of 1.20x10^4 kg tows a glider with a mass of 0.60x10^4 kg. if the airplane propellers provide a net forward thrust of 3.60x10^4, what is the acceleration of the glider? I'm thinking that I should add the masses and then solve using

asked by HiMyNameIsRandy on September 3, 2016
11. ## income tax

Abel's car ws completely destroyed in an accident that was his fault. His loss was \$8,500 and his insurance company reimbursed him \$6,500. What amount of casualty loss can Abel claim on his return (before deduction limitations)? a. \$0 b. \$2,000 c. \$6,500

asked by Lourane on November 25, 2012
12. ## English

I need your help with the following sentences. Are they grammatically correct? Thank you. 1) How long have you been married for? Since 1998. 2) Is it wrong: "How long is it since you got married? (The answer is not since 1998 but for three years). 3) How

asked by Henry2 on October 20, 2011
13. ## Chemistry

A reaction requires 0.5 g of pure methyl oleate (density = 0.87g/mL) (MW = 310g/mol). How many mL of 70% pure methyl oleate are needed for the reaction. I don't exactly know how to start this off. I think what I'm supposed to do is multiply the 70% by the

asked by Anthony on December 2, 2014
14. ## ALGEBRA

A newspaper article discussing whether Social Security could be cut offered the information shown in the figure. Use the information in these graphs to answer the question. What is the difference between the amount of money collected from Social Security

asked by Daniel on November 28, 2011
15. ## statistics

You have an SRS of 15 observations from a Normally distributed population. What critical value would you use to obtain a 98% confidence interval for the mean μ of the population? I know the answer is 2.602...but I do not understand why Tell me if I'm

asked by UCI STUDENT on March 18, 2014
16. ## physics

NOTE: the formula for converting the CHANGE in temperature is NOT the same as simply converting the temperature! A bridge is made with segments of concrete 81 m long (at the original temperature). If the linear expansion coeﬃcient is 1.2 ×

asked by amanda and leah on April 2, 2012
17. ## College sociology

Why do sociologists claim their knowledge is better than common views of society and society issues? How would a sociologisy most likely respond to someone who says " The facts speak for themselves". Statement A or B and support your answer. A. Because

asked by Michele on January 29, 2009
18. ## Microeconomics

Medical doctors earn higher incomes than people who have a Ph.D. in economics. This is partly because A. Medical doctors are more likely to face malpractice lawsuits. B. The costs of receiving necessary medical education are higher. C. A relatively small

asked by Anthony on May 27, 2015
19. ## trig

The number of revolutions made by a figure skater for each type of axel jump is given. Determine the measure of the angle generated as the skater performs each jump. Give the answer in both degrees and radians. a. single axel: 1.5 b. double axel: 2.5 c.

asked by meg on September 6, 2008
20. ## chemistry

Which of the following is true of the solubility product constant? A. It is the product of the initial concentrations of the ions in a solution. B. It is an equilibrium constant. C. It is an equilibrium position. D. Its value changes in the presence of a

asked by jessie on September 11, 2016
21. ## math

The speed limit outside a school is 40 km / h. Year 11 students measured the speed of passing vehicles over a period of time. They found the set of data to be normally distributed with a mean speed of 36 km / h and a standard deviation of 2 km / h. What

asked by Anonymous on November 2, 2018
22. ## Chemistry

In the process of separating pb2+ ions from cu+2 ions as sparingly soluble iodates, what is Pb2+ concentration when Cu+2 begins to precipitate as sodium iodate is added to a solution that is initially 0.0010M Pb(NO3)2 (aq) and 0.0010M Cu(NO3)2 (aq)? I know

asked by Anonymous on January 29, 2015
23. ## COM 220

in what ways are full sentence outlines more beneficial than topic outlines? if someone asked wouldnt it be simplir just to write your paper then to create a full sentence outline? how would you answer?Explain your response what steps will you take your

asked by Stacie on May 7, 2009
24. ## english

I need help on Eve Merriam (she is a poet). I have to answer the following questions: 1)Does the poet display similar themes in many different poems? Describe any reoccuring themes. 2)What was going on in the poet's lifetime? Did the time period the poet

asked by dana on May 17, 2011
25. ## Math

1. Write a rule to describe the translation of a point from (-3,3) to (-2,2). a. (x,y) --> (x - 1, y + 1) b. (x,y) --> (x + 1, y + 1) c. (x,y) --> (x - 1, y - 1) d. (x,y) --> (x + 1, y - 1) 2. The coordinates of an ordered pair have opposite signs. In

asked by Indigo on May 26, 2015
26. ## Chemistry

First two hw of 50 that I am trying to get a handle on. Any help would be appreciated. 3.What gaseous substance is driven off of succrose when it is heated? is the answer CO2? 7.What gaseous substance is driven off of succrose when it is reacted with acid?

asked by Bobby on August 8, 2010
27. ## chemisry.Electrochemical Measurement of Concentrat

A calibration curve to show how the cell potential varies with [Cu2+] may be constructed. A plot of cell potential (in V, with the same sense as in question 1) versus log10[Cu2+] should yield a straight line. What is the slope of this line? The answer

asked by Mahtab on April 9, 2012
28. ## Chemistry

What is the pH of a solution prepared by mixing 50.0 mL of 0.010 mol/L HCl(aq) and 50.0 mL of 0.010 mol/L Ca(OH)2(aq)? Assume the temperature is 25 degrees Celsius. Additional information given: Kw = 1.0×10^−14 at 25 degrees Celsius. The possible

asked by allie on May 4, 2016
29. ## Physics

A markman fires a .22 caliber rifle horizontally at a target the bullet has a muzzle velocity with magnitude 750 ft/s. How much does the bullet drop in flight if the target is (a) 50.0 yd away and (b) 150.0 yd away? for this question i was given the

asked by Sarah on June 7, 2009
30. ## History

All of the following are examples of how a local jurisdiction may have tried to inhibit African-Americans from voting prior to the Voting Rights Act, except: Poll Taxes Literacy Tests Intimidation and Violence Skin Color Comparison Tests Is the answer poll

asked by Jim on May 8, 2009
31. ## L.A

In the diary of anne frank act 2 why wont Mr. Frank answer the telephone A. he doesn't speak dutch very well. B. he is afraid that the caller will give him bad news. C. he prefers to speak to people face to face D. he doesn't want anyone to know that the

asked by anonymous on March 24, 2015
32. ## Physics

A car, of total mass 1200 kg, is travelling at 90 km/h and strikes a tree. The front end of the car compresses and the driver comes to rest after travelling 0.80 m. (i)What was the average acceleration of the driver during the collision? Express the answer

asked by Oisin on July 20, 2010
33. ## Intermediate Algebra

Suppose a college bookstore buys a textbook from a publishing company and then marks up the price they paid for the book 33% and sells it to a student at the marked-up price. If the student pays \$75.00 for the textbook, what did the bookstore pay for it?

asked by Jon on December 3, 2017
34. ## Physics

A car, of total mass 1200 kg, is travelling at 90 km/h and strikes a tree. The front end of the car compresses and the driver comes to rest after travelling 0.80 m. (i)What was the average acceleration of the driver during the collision? Express the answer

asked by Oisin on July 20, 2010
35. ## physics

A ball is projected horizontally from the edge of a table that is 1.2 m high, and it strikes the floor at a point 1.11 m from the base of the table.The acceleration of gravity is 9.8 m/s2 .How high is the ball above the floor when its velocity vector makes

asked by monica on September 20, 2011
36. ## Finance ( Please help)

Warnock Inc is considering a project that has the following cash flow and WACC Data What is the projects NPV ?note THAT a projects NPV Can be negative in which case it will be rejected . WACC 10.00% year 0 1 2 3 Cash Flows -825 500 400 300 I get C but i am

asked by Lindsey on July 29, 2009
37. ## Reading

When it comes to children’s phonemic awareness skill? a. typically begins developing in five-year-olds b.teachers prefer to teach it by direct instruction c. the majority of children develop it without direct instruction d. it develops before phonetic

asked by Patrick on September 24, 2018
38. ## college math

The atmospheric pressure P in pounds per square inch (psi) is given by the formula below, where a is the altitude above sea level (in miles). If a city has an atmospheric pressure of 13.25 psi, what is its altitude? (Recall that 1 mi = 5,280 ft. Round your

asked by joyce on July 10, 2011
39. ## math

A)Use the quadratic equation: Tickets=-0.2^2+12x+11, to determine the last day the that tickets will be sold.(Note: write answer in terms of the number of days after ticket sales begin, x=1 is the day tickets go on sale) B)Will tickets peak or be at a low

asked by Rmz on October 6, 2009
40. ## goverment

The Enlightenment idea of “natural rights” is that _________. Select one of the options below as your answer: A. monarchs rule by divine right B. people have natural rights that governments cannot arbitrarily take away C. ethical principles are capable

asked by leidy on May 18, 2011
41. ## Algebra

Your school wants to take out an ad in the paper congratulating the basketball team on a successful​ season, as shown to the right. The area of the photo will be half the area of the entire ad. What is the value of​ x? The photo that is suppose to be

asked by Nobody on April 10, 2019
42. ## Financial maths

Tara is saving for an overseas trip. Her taxable income is usually about \$20 000. She estimates that she will need \$5000 for the trip, so she is going to do some extra work to raise the money. How much extra will she need to earn in order to have \$5000

asked by Pete on February 25, 2017
43. ## college chemistry

so i've never used this litmus paper stuff & i totally missed the lab but i still have to answer this question. ** Describe the observation obtained when a piece of litmus paper is immersed in the mixture of two acids? ** These two acids it's talking about

asked by Kalli on June 17, 2011
44. ## Math

There's a question I've been having difficulty solving, and I would really appreciate if you can show he steps to how I can achieve the answer. QUESTION: The numbers 1, 4, 10, 20, and 35 are called tetrahedral numbers because they are related to a four

asked by Sarah on July 27, 2015
45. ## US History

PLEASE CHECK! && IF YOU HAVE ANY MORE INFO! What role did television play in the election of 1960? How does television effect elections today? My Answer>> In the election of 1960, the debates between the candidates was presented on the television. The

asked by Kathy >> Ms Sue on May 29, 2011
46. ## chemistry

A definite amount of nh4cl was boiled with 100ml of 0.8N naoh for complete reaction. After the reaction, the reactant mixture containing excess of naoh was neutralized with 12.5ml of 0.75N nh2s04. Calculate the amount of nh4cl takedn The answer 3.78g who

asked by Fai on February 10, 2013
47. ## algebra

An advertising agency conducted a survey and found that the number of units sold, N, is related to the amount a spent on advertising (in dollars) by the following formula: N = 3,500 + 200 ln a (a ≥ 1) How many units are sold after spending \$1,000? (Round

asked by bunny on May 15, 2014
48. ## Chemistry

Nitric acid can be produced by the reaction of gaseous nitrogen dioxide with water. 3 NO2(g) + H2O(ℓ) −→ 2 HNO3(ℓ) + NO(g) If 916 L of NO2 gas react with water, what volume of NO gas will be produced? Assume the gases are measured under the same

asked by Anonymous on May 1, 2015
49. ## Stats

The local lottery sets up a game wherein a player has a chance of collecting \$750. The player must choose a 3-digit number and if it matches, the player receives \$750 It costs \$1 to play the game. What is the expected profit (or loss) for each player.

asked by Andrew on April 27, 2008
50. ## MATHS EDUCATION

Thanks so much for the previous help.Please answer these for me: 1.How does Process errors in mathematics affect academic achievements? 2.What is the influence/effect of the errors of beginning Mathematicians on students academic achievements? 3.What type

asked by MFONOBONG(A.S.A.P) on October 23, 2006
51. ## chemistry

these are my three thermochemical equations 2Cu(s)+S(s) give Cu_2S(s) delta H -79.5 KJ S(s)+O_2 give SO_2(g) -297 KJ Cu_2S(s)+2O_2(g) give 2CuO(s)+SO_2(g) how i calculate standard enthalpy of formation in Kj per mol of CuO(s)? please don't give the answer

asked by mohd on April 11, 2010
52. ## Ed. Tech

Which definition below best describes the definition of theme within poetry? A. It is the pattern of rhyming lines within a poem. B. It is the underlying message that a poem conveys. C. It is the pattern of stressed and unstressed syllables in a poem. D.

asked by Gwen on September 10, 2014
53. ## physics

A hot air balloon is traveling vertically upward at a constant speed of 5.3 m/s. When it is 25 m above the ground, a package is released from the balloon. After it is released, for how long is the package in the air? The acceleration of gravity is 9.8

asked by maura on September 9, 2012
54. ## Calculus

The quantity Q of radioactive carbon remaining in a 200-gram wood sample at time t is given by the expression Q(t)=200e^(−0.000225⋅t). How much radioactive carbon remains in the sample after 100500 years? I just plugged in 100500 as t and got 3.02375

asked by Ann on May 17, 2014
55. ## supply chain

Supply Chain Risk: Research information on the Internet to assess the risks of a global supply chain. How have companies in the Microsoft supply chain been aﬀected by disruptions to the supply chain due to events like strikes and natural disasters?

asked by v on November 19, 2014
56. ## Calculus

The rate of growth dP/ dt of a population of bacteria is proportional to the square root of t with a constant coefficient of 9, where P is the population size and t is the time in days (0¡Üt¡Ü10). The initial size of the population is 700. Approximate

asked by Beth on November 9, 2015
57. ## Ed. tech HELP!!!

Adding transitions to slides in a presentation A. Offers effects when moving from one slide to the next. B. Adds animation to selected text and images. C. Adds a new slide to a presentation in Microsoft Powerpoint. D. Creates sound effects connected to an

asked by Anonymous on October 13, 2014
58. ## Health

a boy notices a special needs student sitting by himself during recess. How can he get the student involved in a meaningful way? a- coach one of the teams b- be the all time referee c- the game be modified to allow for 2 goalies d- the game be played by

asked by Stephen on March 21, 2014
59. ## Physics

Three charges, Q1, Q2 and Q3 are located on a straight line. The charge Q3 is located 0.136 m to the right of Q2. The charges Q1 = 1.22 μC and Q2 = -2.46 μC are fixed at their positions, distance 0.301 m apart, and the charge Q3 = 3.03 μC could be moved

asked by Anonymous on January 24, 2015
60. ## pre lab Q on chromatography

suppose that there are two components, A and B, in a mixture. The chemical affinity of A for the stationary pahse is less than that of B and the chemical affinity of A for the mobile phase is greater than that of B. If the mixture is subjected to paper

asked by Natash on April 19, 2009
61. ## college Medical coding 1

If a patient suffers multiple burns, describe the correct coding sequence. This is what i came up with from reading. Can someone look at my answer? The correct coding sequence is to assign separate codes for burn sites. Catergary starting with the hightest

asked by Debbie on February 2, 2009
62. ## Physics

A cube of mass m1 = 6.8 kg is sitting on top of another cube of the same size and mass m2 = 0.7 kg while they are both in free-fall. Ignoring any air resistance, what is the magnitude of the normal force with which the bottom cube is acting on the top

asked by anon on February 23, 2015
63. ## Chemistry

A solution is prepared by dissolving 50.0 g of pure HC2H3O2 and 20.0 g of NaC2H3O2 in 975 mL of solution (the final volume). what is the ph? What would the pH of the solution be if 50.0 mL of 0.900 M NaOH were added? What would the pH be if 30.0 mL of 0.30

asked by Bella on November 12, 2012
64. ## algebra

The formula b=27a, is used in New England to estimate the minimum furnace output, b, in BTUs, for a modern house with a square feet of flooring. What is the minimum furnace output for BTUs? What is the answer to A? I have searched and listened to all kinds

asked by Demi on January 8, 2011
65. ## grammar

Which one of the following sentences uses pronouns correctly? A.Please give Paul and I your undivided attention. B.Jacob and me are going to set a meeting date. C.Carol told Silvya and he the good news. D. Send the package to Tanya and him. I think the

asked by jordan on August 6, 2008
66. ## Chemistry

Based on my percent error (65.8%), would this method of testing for iron be considered a valid means of determining iron content in vitamin pills? Why or why not? I don't understand how to fully answer this question. Since my percent error is high, would

asked by Shelene Ramos` on November 29, 2016
67. ## The Curriculum

Which of the following is not a good technique for stimulating children to value the arts? A. Talking with children about beauty in nature and the arts B. Creating and sharing your own artistic projects C. Integrating art and music into the curriculum D.

asked by Daniela on August 23, 2014
68. ## math

At the end of spring training a football coach discharged 1/5 of his squad and asked the remaining 32 boysw to report on Labor Day. The number of boys on the squad at the end of spring training was a. 40 b. 80 c. 100 d. 120 e. 160 please answer and explain

asked by thomas on April 27, 2014
69. ## Algebra

An advertising agency conducted a survey and found that the number of units sold, N, is related to the amount a spent on advertising (in dollars) by the following formula: N = 1,500 + 200 ln a (a ¡Ý 1)How many units are sold after spending \$1,000? (Round

asked by Jim on May 14, 2013
70. ## Algebra

Hello! I understand that the answer is 6, but do not know the equation to graph it. I would appreciate any help! I have to use Desmos to graph it. You are making your weekly meal plans and are working with the following constraints: It costs \$8 to go to

asked by Emma on October 24, 2017
71. ## college algebra

An advertising agency conducted a survey and found that the number of units sold, N, is related to the amount a spent on advertising (in dollars) by the following formula: N = 2,500 + 400 ln a (a ¡Ý 1) How many units are sold after spending \$1,000?

asked by Tichie on March 8, 2013
72. ## Art

The picture is of colorful clogs. Through this collection, you can gain a better understanding of all of the following except. A. The history and traditions of a group of people. B. The diversity of a group of people during a specific time period. C. The

asked by Gwen on September 12, 2014
73. ## math

Compute the rate for the following loan. Round answers to the nearest tenth of a percent; use ordinary interest when time is stated in days. Do not enter the percent symbol in your answer. Principal Rate (%) Time Interest \$5,000 % 3 years \$1,200

asked by Anonymous on September 18, 2014
74. ## chemistry

Nitric acid can be produced by the reaction of gaseous nitrogen dioxide with water. 3 NO2(g) + H2O(ℓ) −→ 2 HNO3(ℓ) + NO(g) If 900 L of NO2 gas react with water, what volume of NO gas will be produced? Assume the gases are measured under the same

asked by Anonymous on December 3, 2016
75. ## math

The population of a certain country grows according to the formula N=N0e^kt where N is the number of people(in millions) after t years,N0 is the initial number of people(in millions) and k=1/20In 5/4.Calculate the doubling time of this population.Leave

asked by enhlee on May 11, 2015
76. ## Chemistry

How much energy (in kilojoules) is released when 29.0 g of ethanol vapor at 88.0 ∘C is cooled to -10.0 ∘C? Express your answer to two significant figures. q = ______________ kJ Ethanol has mp = -114.5 ∘C, bp = 78.4 ∘C, ΔHvap = 38.56 kJ/mol and

asked by Brandon on January 26, 2017
77. ## Chemistry

Calculate the entropy change when 2.42 g of H2 reacts with O2 according to the reaction 2 H2(g) + O2(g) → 2 H2O(ℓ) at 298 K and 1 atm pressure. The standard molar enthalpy of formation of H2O(ℓ) at 298 K is −285.8 kJ/mol. The corresponding free

asked by Austin on October 14, 2012
78. ## math

A mobile shop sold one phone set everyday in the month of February and March of 2013. If each set costs \$102, which of the following is closest to the money the shop earned in these two months? pick an answer that is right :/ (counfuesd) \$5,000 \$6,000

asked by samantha on October 16, 2013
79. ## Algebra

An advertising agency conducted a survey and found that the number of units sold, N, is related to the amount a spent on advertising (in dollars) by the following formula: N = 6,500 + 400 ln a (a ≥ 1) How many units are sold after spending \$1,000? (Round

asked by Larry on May 9, 2013
80. ## PHYSICS

Without his glasses, Isaac can see objects clearly only if they are less than 4.2 m from his eyes. What focal length glasses worn 2.2 cm from his eyes will allow Isaac to see distant objects clearly? Our book says to convert the cm to m and subtract the

asked by msj on August 20, 2007
81. ## Chemistry

It takes 200. seconds for a sample of carbon dioxide to effuse through a porous plug and 280. seconds for the same volume of an unknown gas to effuse under the same conditions. What is the molar mass of the unknown gas? Enter your answer to 3 significant

asked by Olivia on February 18, 2013
82. ## Math

1. What are the steps to solve this problem? 0.000027 ÷ 0.000009 Requirements: • Explain how to use scientific notation to solve the problem. • Describe how to divide numbers written in scientific notation. • Give you final answer in simplest form.

asked by anonymous on November 14, 2013
83. ## Math(connexusn 6th grade) Unit 6

The Jones family traveled 314 miles each day until they reached their destination, which is 1,256 miles away from their starting point. How many days did they drive until they arrived at their destination? A)314x = 628; x = 2 B)314x = 972; x = 3 C)314x =

asked by Can you help me pleasen(I need answers fast) on December 6, 2017
84. ## Calculus 1A

I am so confused! The problem is: Verify the given linear approximation at a=0. Then determine the values of x for which the linear approximation in accurate to within 0.1. LN(1+x) ≈ x I found f(0) = 0 and f'(0) = 1 I have an equation: LN (1+x) -(.1) < x

asked by Mary on April 15, 2013
85. ## Ga state history

5.which law made the segregation of public facilities in the United States illegal. A. Georgia act of 1869 B. Civil rights act of 1964 C. Voting rights act of 1965 D. Civil liberties act of 1988 My answer is b I need help ASAP

asked by Hbibians jaja on April 23, 2018
86. ## The Curriculum

Which of the following is not a good technique for stimulating children to value the arts? A. Talking with children about beauty in nature and the arts B. Creating and sharing your own artistic projects C. Integrating art and music into the curriculum D.

asked by Daniela on September 12, 2014
87. ## Chemistry Help

How many milliliters of 0.534 M Ba(OH)2 solution are needed to completely neutralize 34.5 mL of 0.220 M HBr solution? The reaction is Ba(OH)2(aq) + 2HBr(aq) → BaBr2(aq) + 2H2O(l) I did 0.0345 * 0.220 = 0.00759 Moles of HCl =2*0.00759= 0.01518

asked by Matthew on February 27, 2015
88. ## Chemistry

Calculate the entropy change when 2.42 g of H2 reacts with O2 according to the reaction 2 H2(g) + O2(g) → 2 H2O(ℓ) at 298 K and 1 atm pressure. The standard molar enthalpy of formation of H2O(ℓ) at 298 K is −285.8 kJ/mol. The corresponding free

asked by sam on October 14, 2012
89. ## Physical Science

I need help answering these two questions, can someone please help? 1.How does energy transfer by waves differ from energy transer my moving objects? 2.Define amplitude and frequency as they relate to a wave. [I know amplitude is the height of a wave and

asked by mysterychicken on May 4, 2009
90. ## S103 - Discovering Science

Is anyone Studying S103-Discovering Science. On TMA 6 blocks 7-8, having a little trouble can anyone Help Rather than using abbreviations, could you give us more details about your problem? This would help us to help you. I hope this helps a little. Thanks

asked by Jon on March 5, 2007
91. ## Computer Science

You want to buy a new car, and you are thinking about two alternatives, car A and car B. You like both cars, and you are considering keeping whichever one you buy for many years to come. As a result, you want to evaluate the total cost of ownership of both

asked by Sarah on October 4, 2017
92. ## Computer Science

You want to buy a new car, and you are thinking about two alternatives, car A and car B. You like both cars, and you are considering keeping whichever one you buy for many years to come. As a result, you want to evaluate the total cost of ownership of both

asked by Sarah on October 4, 2017
93. ## eth. please give your thought

How well do you think Native American organizations, like the Bureau of Indian Affairs (BIA), the National Congress of American Indians (NCAI), and the National Indian Gaming Association (NIGA), are helping Native Americans to advance? Explain your answer.

asked by rose- (Ms. Sue) on July 15, 2008
94. ## Algebra

Gerry plans to place a 24-foot ladder against the side of his house. The bottom of the ladder will be 4 feet from the house. How far up the side of the house will the ladder reach? Answer exactly or round to 2 decimal places.

asked by Keonn'a: Please help me ? on November 7, 2017
95. ## algebra/ inequalities

Posted by lauren on Thursday, April 17, 2008 at 8:45pm in response to ALGEBRA. the problem is 92 is greater than or equal to negative 4p. why is the answer p is greater than or equal to negative 23? I am confused! why is it not p is less than or equal to

asked by lauren on April 17, 2008
96. ## Math/probability

Sally works in a factory that produces 1,00 televisons each day. When 40 televisons were sampled, it was found 6 were defective. Estimate how many defective televisons defective televisions are made each day. I don't know how to answer this.

asked by :I on June 1, 2018
97. ## math

Wel-min makes a square quilt that has an area of 100 square feet.It has 25 square blocks, each the same size. What is the legth of each side of a block? A 2 feet B 4 feet C 6 feet D 10 feet is the answer b 4 feet someone please help

asked by math help asap on November 12, 2014
98. ## Vocabulary

which 2 words are most nearly opposite in meaning? Acute, bumbling, optional, taut Answer: Bumbling and Taut The antonym for Bumbling is efficient. Taut is Marked by the efficient, sparing, or concise use of something, Is that correct?

asked by cici on September 4, 2013
99. ## calculus

state the power series of an appropriate familiar function and use it to calculate the power series of the given function. give answer in sigma notation. All power series have center at 0. f(x)=(e^(-x)^2) -1+(x^2) and g(x)=x cos (x/square root 3)

asked by pervaiz on April 20, 2009
100. ## algebra

IF a pro basketball player has a vertical hang-time of about 35 inches, what is his hang-time? Use hang-time function V=48T^2. This is how I have started this question 35=38T^With this my answer is 0.854, -0.854 Is this right?

asked by aimee on May 4, 2009