Questions Asked on
July 13, 2011

  1. Physics

    Hot air balloons float in the air because of the difference in density between cold and hot air. In this problem, you will estimate the minimum temperature the gas inside the balloon needs to be, for it to take off. To do this, use the following variables

    asked by Jenny
  2. stats

    A company with a large fleet of cars hopes to keep gasoline costs down and sets a goal of attaining a fleet average of at least 26 miles per gallon. To see if the goal is being met they check the gasoline usage for 50 company trips chosen at random,

    asked by GLEN
  3. algebra 2

    In the formula A(t) = A0ekt, A is the amount of radioactive material remaining from an initial amount A0 at a given time t, and k is a negative constant determined by the nature of the material. An artifact is discovered at a certain site. If it has 72% of

    asked by sky
  4. trig

    An airplane has an airspeed of 450 km/hr bearing N45E. The wind velocity is 30 km/hr in the direction N30W. What is the ground speed and what is its direction?. I have gotten this far: A= 450cos(45), 450sin(45) = (318.20, 318.20) W= 30cos(120), 30sin(120)

    asked by VEJ
  5. maddy

    the crucible is not fired, as the procedure suggests, but had retained some impurities from previous use(or it could be oily smudges from fingers). the mass of the "dirty" crucible is recorded. however the impurities are burned off in the experiment. how

    asked by wolfsken
  6. chemistry

    What is the percent yield for the reaction PCl3(g) + Cl2(g) --> PCl5(g) if 119.3 g of PCl5 are formed when 61.3 g of Cl2 react with excess PCl3? I don't understand how to set this up?

    asked by dan
  7. Chemistry

    a sample of gas of unknown pressure occupies 0.766 L at the temperture of 298k the same sample of gas is than tested under known conditions and has the pressure of 32.6kPa and occupies 0.664 L at 303 k. What is the original pressure of gas

    asked by Rocky
  8. Physics

    A string with a linear density of 0.035 kg/m and a mass of 0.014 kg is clamped at both ends. Under what tension in the string will it have a fundamental frequency of 100 Hz? The correct answer is 270N but I don't know how to get there. Here are some of the

    asked by Tina
  9. Science

    a sample of Ca3(PO4)2 contains 3.1g phosphorus then the weight of Ca in the sample is ?

    asked by Husen
  10. Physics

    During launches, rockets often discard unneeded parts. A certain rocket starts from rest on the launch pad and accelerates upward at a steady 3.50 m/s^2. When it is 255 m above the launch pad, it discards a used fuel canister by simply disconnecting it.

    asked by Kai
  11. physics

    Two charged dust particles exert a force of 5.3 x 10^-2 N on each other. What will be the force if they are moved so they are only one-ninth as far apart?

    asked by amanda
  12. PHYSICS

    A student is running at her top speed of 4.6 m/s to catch a bus, which is stopped at the bus stop. When the student is still a distance 38.9 m from the bus, it starts to pull away, moving with a constant acceleration of 0.177 m/s^2. A) For how much time

    asked by Luan
  13. Math

    If 3000 dollars is invested in a bank account at an interest rate of 6 per cent per year, find the amount in the bank after 12 years if interest is compounded annually Find the amount in the bank after 12 years if interest is compounded quaterly Find the

    asked by tony
  14. math

    18. Find the area of the shaded region. Show your work.

    asked by Anonymous
  15. PHYSICS!!

    A car's engine can accelerate a car from rest to 30 m/s in 6 s. if the car's mass is 1300 kg, what is the power of the engine? can someone give me the answer because i just want to verify it with my own? thank you!

    asked by Allison
  16. business communication

    You are in a meeting with an international executive at his office. A colleague comes in to talk to him during your appointment and he accepts two phone calls. This probably means that: a.)he thinks you are less important than the other callers. b.)he is

    asked by lachelle mitchell
  17. physics

    two forces whose magnitude are in the ratio 3:5 give a resultant equal to 35 newton if the angle between them is 60 degrees find the magnitude if the resultant

    asked by manish roy
  18. physics

    a body travels half of its total path in the last second of its free fall from rest.what is the duration of fall?

    asked by pavatharani
  19. physics

    A ray of light enters the top of a glass of water at an angle of 36 degrees with the vertical. What is the angle between the refracted ray and vertical? The answer is 26 degrees but I keep getting 22 degrees. I used snell's law: n1sinθ1=n2sinθ2 for n1 I

    asked by Tina
  20. che

    1.0M FeCl3(H2O)6 IN 2M HCl + 2.0M FeCl2(H2O)4 WHAT ARE THE MAIN CHEMICAL REACTION...

    asked by ra
  21. chemistry

    calculate the molar mass of an unknown whose mass was 0.846 g, and occupied a volume of 354 cm3 at a pressure of 752 torr and a temperature of 100 degrees celcius. I came up with .0114 moles, I want to know if this is correct.

    asked by Carla
  22. Math 116

    1.Write an equation of the line containing the given points and parallel to the given line (3,8); x+5y=3 2. Write an equation of the line containing the given points and parallel to the given line (-3,6); 5x=9y+2 3. Write an equation of the line containing

    asked by Keisha
  23. chemistry

    Doing review for an exam and I can't find how to do this problem in my notes. 2 SO2 + 2 Cl2 -----> 2 SOCl2 + O2 from a previous problem I solved: rate=k[SO2]^2[Cl2] k = 467.666666... or in sig. figs 467 Energy reaction: T= 25 C The activation energy (Ea)

    asked by energy diagram
  24. algebra 2

    Find the inverse of the function. f(x) = e^-x + 5 f(x) = 10^x + 2

    asked by help
  25. Chemistry

    Question: A sample of Freon-12 (CF2Cl2) occupies 2.261 x 101 L at 337 K and 2.917 x 102 kPa. Find its volume (in L) at standard temperature and pressure (STP). Equation: p1v1/t1=p2v2/t2 My Work: (2.917 x 102 kPa)(2.261x101 L)/337K = (101.3 kpa)( x )/273 k

    asked by Bradley
  26. chemistry

    Why are standard solutions of reductants less often used for titrations than solutions of oxidants?

    asked by precious
  27. Math

    Sam gets deposits a total of $3500 every three months to the bank which earns a 6.5% p/a. After five years how much will he have in his account? Ren wants to buy a new car that costs $26255, so, he would deposit money into his savings account with an

    asked by Kate
  28. math

    A pair of dice is rolled and the sum of the dice is found. What is the probability of rolling a 7?

    asked by Anonymous
  29. trig

    During a 12-hour period, the tides in one area of the Bay of Fundy cause the water level to rise to 6 m above average sea level and to fall 6 m below average sea level. The depth of the water at low tide is 2 m as measured against a pier. a.) Suppose the

    asked by Sean
  30. Math 116

    1.Write an equation of the line containing the given points and parallel to the given line (3,8); x+5y=3 2. Write an equation of the line containing the given points and parallel to the given line (-3,6); 5x=9y+2 3. Write an equation of the line containing

    asked by Keisha
  31. American Gov

    The major function of Congress: A)is to check the president B)is to inform the people C)is to enact legislation D)is to check the Supreme Court Is C the correct answer?

    asked by Amanda
  32. Pre-Calculus

    Given that SIN Theta = -1/sqrt(10) and theta is in quadrant 4, find sin2theta and cos2theta. I'm not sure how to properly square the -1/sqrt10 and keep an exact answer other than decimal. Otherwise, my final answer is 1.632455533

    asked by Joe
  33. Science

    How much heat is absorbed by a persons hand if 100 grams of steam at 100°C is first converted to liquid water at 100°C and then cooled to normal body temperature?

    asked by Anonymous
  34. psychology

    What is the proper in-text citation for this source that has this many authors. Is this correct= In-text(Papalia, Olds, Wendkos, Feldman, Duskin, 2008, p. 34) References: Papalia, D.E. Olds, Wendkoss S., Feldman, Duskin R. (2008) A Child's world: Infancy

    asked by Sharon
  35. chemistry

    for the reaction to generate 2‐phosphoglycerate (2PG) from 3‐phosphoglycerate (3PG, ΔG = 0.83 kJ/mol; ΔGo’ = 4.4 kJ/mol. (R = 8.31 x 10‐3 kJ•K‐1•mol‐1) a)What is the ratio of 3PG:2PG in cells at 37C? I got 5.52 as answer for this part but

    asked by sara please help
  36. Chemistry

    Which of the following solution has greater density? 1. 100ml of saturated aqueous solution of Lif. (Ksp(Lif)=1.84*10^-3). 2. 100ml of saturated aqueous solution of Hg2F2. (Ksp(Hg2F2)=3*10^-6). (We can assume that adding the dissolved doesn't change the

    asked by qwerty
  37. chemistry

    In beta decay, why does the atomic number increase by 1?

    asked by mema
  38. physics

    a stone is thrown vertically upward with an initial velocity u from the top of tower, reaches the ground with a velocity 3u. what is the height of tower?

    asked by pavatharani
  39. algebra 2

    Rewrite the expression as the sum and/or difference of logarithms, without using exponents. Simplify if possible. Log of 7(p to the 5th root q to the 9th root) / t²

    asked by renee
  40. comp100

    You have been hired as a consultant by your neighbor to help her with her computer. You notice that she has a screen full of icons which appear to be Word documents, Excel Spreadsheets and other graphic files. How would you help her organize her data i.e.

    asked by sonja
  41. chemistry

    500ml of a 1M solution of NaCl contains how many (Na+) ions. Can you show me how to get it

    asked by corinna
  42. Java Programming

    Don't know how to start.. Can anyone help me? For this program you are to create a two class application - a driver and a principal class - that reads in text interactively from the keyboard, and then reports on two aspects of the entered text. First it

    asked by Sally
  43. Chemistry

    Question: What mass of water, in grams, would have to be decomposed to produce 17.6 L of molecular oxygen at STP? Work: n=PV/RT x=(1 atm)(17.6 L)/(0.0821)(273 k) x = 1.27348295454546 1.27348295454546 x 2 = 2.54696590909092 Grams= Moles x 18.0 Grams =

    asked by Bradley
  44. Chemistry

    Since the oxidation number of Chromium is +3, and the oxidation number of Silicon is -4. Why is the chemical formula for Chromium III Silicide Cr3Si2? Can somebody please explain to me please???????THANKS A LOT!!!

    asked by Cynthia
  45. Integration by parts

    integrate (e^x-x)^2 dx

    asked by Steff
  46. physics

    a car accelerates from rest at a constant rate 'a' for some time. after which it decelerates at a constant rate'b' and comes to rest. if the total time elapsed is t second, evaluate 1) the maximum velocity reached and 2) the total distance travelled.

    asked by pavatharani
  47. physics

    a car accelerates from rest at a constant rate 'a' for some time. after which it decelerates at a constant rate'b' and comes to rest. if the total time elapsed is t second, evaluate 1) the maximum velocity reached and 2) the total distance travelled. the

    asked by pavatharani
  48. english 101

    Some would argue that women are better friends than men. Those people might mention things like women are mothers and my mom is my best friend. Although this is true one must remember that men have all the necessary components to be women. With that being

    asked by Mekilt
  49. chemistry

    the molarity of a solution containing 40 grams of NaOH in 100 ml of solution is

    asked by willie
  50. geometry

    one interior angle of a pentagon has a measure of 120 degree. the other four interior angles are congruent to each other. What is the measure of one of the four congruent angles?

    asked by Anonymous
  51. trig

    Given that SIN Theta = -1/sqrt(10) and theta is in quadrant 4, find sin2theta and cos2theta. I'm not sure how to properly square the -1/sqrt10 and keep an exact answer other than decimal. Otherwise, my final answer is Sin2Theta = -.7255970691 and cos2theta

    asked by Joe
  52. Chemistry

    A solution contains 153g Na3PO4 and 415g H2O. What is the percentage concentration of Na3PO4 in this solution

    asked by wj
  53. chemistry

    if a sample of alloy containing magnesium and metal that doesn't react wtih hydrochloric acid are reacted, how much heat would be evolved from a 5 gram sample that is 30% magnesium?

    asked by mike
  54. chemistery

    For the reaction to generate 2‐phosphoglycerate (2PG) from 3‐phosphoglycerate (3PG, ΔG = 0.83 kJ/mol; ΔGo’ = 4.4 kJ/mol. (R = 8.31 x 10‐3 kJ•K‐1•mol‐1) a)What is the ratio of 3PG:2PG in cells at 37C? b)Considering your result, is the

    asked by sara please help
  55. american history

    among instances of corparate malfeasance in the early twenty first century, the scandal was the most shocking and economically damaging for employees and shareholders.

    asked by tasha
  56. Chemistry

    What mass of water, in grams, would have to be decomposed to produce 13.3 L of molecular oxygen at STP? How do I go about doing this problem?

    asked by Bradley
  57. Chemistry

    If 17.14 grams of nitric acid are reacted with a large amount of aluminum metal, what volume of of hydrogen gas would be produced at STP? What would be the balanced equation for this problem?

    asked by Bradley
  58. to kill a mockingbird

    what is the moment where boo radley and miss maudie BRING at reaction from Scout?? i Don't get the questions !!do we have to explain the moment when scout reacts toward to Boo radley and miss maudie? can i answer it like this: the moment where Boo radley

    asked by kim
  59. Math

    what does this derivative mean? (d/dx)(d/dt)(x^2t + t^2x - 2x^3)

    asked by Kai
  60. MATH

    ok so I'm learning to solve problems like cos(x)=2 and sin(x)=5 I've wrapped my head around the process required to do so and I must say my brain is like @_@ mosh right now. Whenever I ask this question I never get a direct answer. I understand it's

    asked by George
  61. Math

    Mr smith flight took off at Vancouver at local time 1335. The flight was bounded for Sydney via hongkong. After 16.5h flight, mr smith reached hongkong at 1505 local time on the same day. The plane took off again after 2h 20min. The plane landed in sydney

    asked by StuartKess
  62. Grammar

    I need to know how to in-text citations using websites, is there any one that could explain this to me in plain english? All the websites I have found have confused me even more. Thank you.

    asked by Angelina
  63. chemistry

    Why do Alkali Metals & Alkaline Earth Metals have so much difference in their properties?

    asked by Gilda
  64. Physics

    A person in a kayak starts paddling, and it accelerates from 0 to 0.498 m/s in a distance of 0.554m. If the combined mass of the person and the kayak is 62.6, what is the magnitude of the net force acting on the kayak?

    asked by Kristi
  65. psy 220

    The text summarizes positive psychology as being aware that humans are both creatures and creators of their personal and social worlds. What does this statement mean to you? Do you agree that humans are creatures as well as creators of their personal and

    asked by maria
  66. Math: Parabola, Vertex

    Find the vertex of the parabola associated with the quadratic function. f(x)= -1/7x^2 - 2/11x + 1/121 (h,k)= What is the vertex of this quadratic function?

    asked by John
  67. American Gov

    The highest priority for most members of congress: A)ensuring that the constitutional system of checks and balances works properly. B)supporting his or her party's legislative platform C)getting reelected D)gaining a reputation among other members of

    asked by Amanda
  68. English

    My assignment calls for a review of a movie or television show that tells us about the society in which we live. It must address the big-picture issues, not just the quality of the work. Could you tell me what you think about what I have written? Any

    asked by HUM176
  69. Chemistry

    Three acids,HCl, H2SO4 and H3PO4 are all 6M in concentration. what are their normalities

    asked by wj
  70. Math

    You invest $25 in an account earning 7.5% interest per year. After how many years is it worth $42.50?

    asked by Kate
  71. math

    pls. explain why there is no real number è that satisfies ither sinè=2 or cos è=2.

    asked by geekgirl95
  72. statistic

    Identify the level of measurement for the following? 1)What state/country were you born? 2)What is the temperature outside rigth now? 3)Rank all of the courses you are currently.The class you look most forward to taking will be rank one ,next two ,and so

    asked by mike
  73. critique my essay

    Hybrid English course is good but it has also bad sides. If a student is looking for flexible time and busy of work hybrid class is your choice. I enjoyed this class and my writing has improved. I found out what are my bad habits in writing, and I also

    asked by grammar :(
  74. Calc 3

    intersect x^2+y^2=36-8x^2-8y^2

    asked by Katie
  75. Math

    (a) translate the argument into symbolic form and (b) determine if the argument is valid or invalid. You may compare the argument to a standard form or use a truth table. If Nicholas Thompson teaches this course, then I will get a passing grade. I did not

    asked by Jen
  76. Math

    Write each of the following in the indicated base. (a) 1021three to base ten. (b) 534 to base twelve (c) MCMLXII to base ten

    asked by jeana
  77. Physics

    The force of gravity on a 2.0 kg rock is twice as great as on a 1 kg rock. Why doesnt the heavier rock fall faster?

    asked by Capreeca
  78. algebra

    (2x-7))6x+9)

    asked by Anonymous
  79. Chemistry

    If 16.01 grams of sulfuric acid are reacted with a large amount of aluminum metal, what volume of hydrogen gas would be produced at STP? What is the balanced equation?

    asked by Bradley
  80. american history

    when postwar expansion slowed in the 1950's an economic stimulus was provied by

    asked by tasha
  81. lotto 5/90

    The first 5 numbers at random in week 1 is 86-47-33-67-61 and last 5 numbers the same week 1 is 14-80-61-43-82 The first 5 numbers in week 2 73-55-18-2-26 The last 5 numbers the same week 2 64-29-83-86-11 The first 5 numbers in week 3 27-66-8-7-69 The last

    asked by flint
  82. child psychology

    I need help with an example of cognitive perspective

    asked by Sharon
  83. chemistary

    experment to determine the PH in different samples need in our daily life. CBSE 9 class its holiday homework plzz tel

    asked by flash
  84. CHEMISTRY

    Analyze the properties of a sodium atom and a sodium ion. What are the differences in mass, stability, and reactivity that are caused due to the differences between the sodium atom and sodium ion?

    asked by tina
  85. english

    This is the first paragraph of my essay, how does it look? Imagine being 6’3” in the eighth grade and everyone in the school making comments about your height. There are definitely advantages and disadvantages to being tall. My best friend’s mother

    asked by lizzie
  86. Chemistry

    How can a mixture of ammonium chloride,KCl,lead(2)chloride could be separated in the laboratory

    asked by Michael
  87. government

    Campaign spending tends to be greatly more important: A)For republican candidates B)For democratic candidates C)For challengers and non-incumbents rather than incumbents. Is the answer C?

    asked by Tonya
  88. algebra 21

    Solve the equation. If necessary, round to thousandths. 3^(2x + 1) = 27

    asked by renee
  89. physics

    two velocities each 5 ms-1 are inclined to each other at 60 degrees find the resultant

    asked by manish roy
  90. concude refuting paragraph

    i don't know what to do on this one. my teacher told that i need to get the readers attention again back to my thesis which is girls are better friends than men. here's the paragraph. However, some people think that men are better in handling friendships.

    asked by won sho han
  91. insurance

    by signing an "assignment of benefits" statement , a patient is?

    asked by sara
  92. Chemistry

    60 grams of NaOH, a solid, will dissolve in 40 grams of H2O.what is the solute and solvent for this solution

    asked by willie
  93. Chemistry

    How many grams of NaCl are neeeded to make 100ml of a 2M solution of NaCl

    asked by corinna
  94. American History

    In Jefferson's view, George Washington's action in addressing the Whiskey Rebellion

    asked by T
  95. The Age of Discovery To The American Experiment

    The first stirrings of the first Great Awakening took place in

    asked by T
  96. POLITITICAL SCIENCE

    CAN YOU PLEASE SHOW ME AN EXAMPLE OF HOW TO WRITE AN ESSAY FROM A MOVIE USING A.P.A. FORMAT?

    asked by Anonymous
  97. Chemistry

    300 ml of a 0.5NKOH solution, how can it be neutralized

    asked by willie
  98. Social Studies

    The Supreme Court usually only accepts a writ of certiorari when: A. they have a light case load and can take a few extra cases. B. there is a significant point of law to consider. C. two members of the Court feel it is important to hear a particular case.

    asked by Anthony
  99. Social Studies

    Individual rights were included in the constitution because: A. Conflicts between individuals and the government remained unsolved. B. The people demanded a listing of rights C. The distinction between civil rights and civil liberties had to be made. D.

    asked by Anthony
  100. Social Studies

    The Due Process Clause guarantees that: A. the National Government will not interfere with Constitutional rights. B. states are not bound to their state constitutions in matters of individual rights. C. states will not deny people any basic or essential

    asked by Anthony
  101. pre-algebra

    jack brought 3 items that cost 25 dollars each, and five items that cost 40 dollars each. what was the total cost, including 5% sales tax?

    asked by susan
  102. Math-geometry

    (a) translate the argument into symbolic form and (b) determine if the argument is valid or invalid. You may compare the argument to a standard form or use a truth table. If Nicholas Thompson teaches this course, then I will get a passing grade. I did not

    asked by Jen
  103. Chemestry form two

    Balance chemical equations to show the reactions that occur when apice of sodium metal is ex posed to atmosphere

    asked by Kevin ochieng
  104. chemistry

    the density of water is 1gm/ml. what is the molarity of 1 drop of water?

    asked by corinna
  105. algebra

    Please help f(x) = 3x² + 2 x= 3 my question, do I start by solving x² first then multiply by 3 and adding 2 f(3= 3 * 9 + 2 = 29 or do I multiply first 3*3 =9² +2 = 83 I'm pretty sure we resolve the exponents first but need some help

    asked by kelly
  106. Cal

    Find the volume of the solid formed by rotating the region enclosed by y=(e^(2x))+4,y=0,x-0,x=0.4. I tried doing this but got really confused. Really appreciate it if you guys help.Tnks

    asked by tony
  107. algebra 2

    Solve the equation. Give an exact solution. ln(3x - 2) = ln 2 - ln(x - 1)

    asked by sky
  108. arithmetic

    List the terms that complete a possible pattern in each of the following and state whether the pattern is arithmetic, geometric, or neither: (a) 38, 33, 28, 23, 18, … (b) 640, 320, 160, 80, … (e) 1, ___, ___, ___ 25, 36, 49

    asked by judy
  109. Chemistry

    At STP, 461 mL of a gas have a mass of 1.88 g. What is the molar mass of the gas?

    asked by Bradley
  110. accounting

    Discuss EVA concept, how is EVA determined, Describe how the company can increase EVA, Dicuss why and how EVA relates to financial ratio analysis

    asked by Anonymous
  111. trig

    Verify that each trigonometric equation is an identity tan^2+1/sec α =sec α

    asked by maria
  112. science

    If u use 4 g of calcium carbonate in excess acid,instead of 2 g.They find that the rate of the reaction increases.why the rate increases?

    asked by Nonhlanganiso
  113. chesmistry 9 grade

    advantage,disadvantage of zero-b water purifier

    asked by flash
  114. math

    how about if the raduis of right circular cone is given and the surface area is given what is the formula? help please?

    asked by jazz
  115. PHYSICS

    A 54.0-cm diameter disk rotates with a constant angular acceleration of 2.0 rad/s2. It starts from rest at t = 0, and a line drawn from the center of the disk to a point P on the rim of the disk makes an angle of 57.3° with the positive x-axis at this

    asked by Kevin
  116. algebra/trignometry

    Verify that each trigonometric equation is an identity tan^2+1/sec α =sec α

    asked by maria
  117. math

    xsquared-4y squared when x=-16 y=17

    asked by kathy
  118. pre algreba

    7-3 (x-5) thxs

    asked by angie
  119. math

    solve the system in interval [o,2π): y=sin^2(x)+cos^2(x) or x+π=cos^-1(y)

    asked by KCS
  120. statistics

    This is what my teacher gave us I guess he want us to figture out the question. cost/mile 0.08 normal distribution means=.08 standard deviation=0.2 Car life 5 uniform distribution( minmun=2, max=8 annual milage =900 triangular distribution(min=3700 most

    asked by elizabeth6
  121. chemistry

    60 grams of ethyl alcohol, and 40 grams of H2O form a solution, what are the solute and the solvent

    asked by willie
  122. Chemistry

    What is the molarity of a solution containing 40 grams of NaOH in 100 ml of soution

    asked by corinna
  123. Behavioral Science

    what is the most divisive issue that is fueling the controversy over Affirmative Action

    asked by Jeff
  124. American History

    In 1700, which of the following colonies had the largest slave population relative to its overall population?

    asked by T
  125. English

    Can you please help me express the following concepts in English? Check the word choice, please. 1) My mother wanted to make a great pianist of me. She always reminds me of my inability to play the piano. 2) The English language is made up of a collection

    asked by Henry2
  126. Math-geometry

    Construct a truth table for (p ^ q) ↔ ~p

    asked by Jen
  127. chemistry

    the temperature of a 20.0g sample of a metal(specific heat .03 J/g-C) is raised by 20C. How much heat has been absorbed by the metal?

    asked by matt
  128. chemistry

    what is the substance in a solution that gets dissolved

    asked by willie
  129. Chemistry

    Question: What is the maximum number of liters of HNO3(g) that can be made from 14.88 L of H2O(g) and 10.66 L of NO2(g) at STP? 3 NO2(g) + H2O(g) ==> 2 HNO3(g) + NO(g) I have no idea how to do this. Please help if you can.

    asked by Bradley
  130. pre algreba

    7-3 (x-5) thxs

    asked by angie
  131. algebra 2

    Solve the equation. If necessary, round to thousandths. 3^(2x + 1) = 27

    asked by sky
  132. Physics

    How does an object's speed affect its aerodynamics?

    asked by Capreeca
  133. Physics

    As a rocket accelerates upward, its thrust remains constant but its acceleration increases. what is the cause of this?

    asked by Capreeca
  134. Algebra

    If A + B = 12, and B + C = 16, What is the value of A + C? A. -4 B. -28 C. 4 D. 28 E. The answer cannot be determined from the given information.

    asked by Peter
  135. american history

    during the turbulance of the 1960's black activism focused primarily on

    asked by tasha