1. math

    A diesel engine's piston compresses 16 cm3 of fuel-air mixture into 1 cm3. The pressure changes from 1 atmosphere to 48 atmospheres. If the initial temperature of the gas was 305 K, what was the final temperature?

    asked by okay on January 5, 2017
  2. physics

    A car engine has 90 kW and an efficiency of 12 percent. Let's assume a simple model of air friction, Fair=Kv2 , with K=027kgm for this car. If there is no other friction, and no winds, what is the maximum speed it can reach?

    asked by Layla on October 31, 2010
  3. chemistry

    A diesel engine's piston compresses 16 cm3 of fuel-air mixture into 1 cm3. The pressure changes from 1 atmosphere to 48 atmospheres. If the initial temperature of the gas was 305 K, what was the final temperature?

    asked by Nikoli on November 2, 2011
  4. Algebra

    On a journey of 600 km, a train was delayed 1 hour and 30 min after having covered 1/4 of the way. To arrive on time at the destination, the engine driver had to increase the speed by 15 km/hour. How long did the train travel for?

    asked by Anonymous on March 9, 2016
  5. Physics

    You drive your car from home at an average spped of 78km/h for 2 h. Halfway to your destination, you develop some engine problems, and for 4 h you nurse the car the rest of the way. What is your average velocity for the entire trip?

    asked by Jayd on August 25, 2007
  6. crt 205

    The amount of water needed daily by plants for photosynthesis, cell growth, and cell maintenance is very small, and yet plants require large volumes of water in order to live. It is estimated that over 90 percent of the water absorbed by plants is lost

    asked by Anonymous on August 17, 2008
  7. 8th grade Math

    A fish tank 24 inches long, 16 inches wide, and 12 inches high is 3/4 full of water. By how many inches will the water level rise if you should add 576 cubic inches of water?

    asked by Nicki on August 24, 2009
  8. Calculus

    If water is poured into a cup at a rate of 1 cubic centimeter per second, how fast is the dept of the water increasing when the water is 4 cm deep? r = 6 cm h = 9 cm V = 1/3(pie) r^2 x h V = (pie)r'h + 1/3 (pie)r^2 h' 6 / 9 = r / h 6h = 9r r = 3 / 4.5 h V

    asked by Katie on February 6, 2011
  9. Geometry

    Three balls are packaged in a cylindrical container. The balls just touch the top, bottom, and sides of the cylinder. The diameter of each ball is 13 cm. a. What is the volume of the cylinder rounded to the nearest cubed centimeter? b. What is the total

    asked by LeXi<3 on May 3, 2012
  10. Anatomy/Biology-Please check

    I'm posting this again today hoping someone can clarify this for me-I've posted it prior but no one answered yesterday so I'll try again. Thank you in advance I have two question 1.In a dehydration synthesis reaction which of the following occur- a.

    asked by Aubrey on September 13, 2011
  11. Chemistry

    Suppose that 100.0 g of ice a 0 degreesC are added to 300.0 g of water at 25.0 degrees . Is this sufficient ice to lower the temperature of water to 5.00 degrees C and still have ice remaining? Calculate the energy (heat) which must be removed from water

    asked by Sage on February 24, 2016
  12. Chemistry

    Explain why iron corrodes more quickly in seawater than in freshwater. I'm getting conflicting answers from searching on Google; is it because the corrosion of iron is a redox reaction, which involves a transfer of electrons, and therefore this transfer of

    asked by a Canadian on May 7, 2013
  13. algebra

    a production crew is assembling a three-level platform inside a stadium for a performance. the platform has dimensions shown in the diagram and has a total volume of 1250 cubic feet. What is the volume, in terms of x, for each of the three levels of the

    asked by Tad on January 28, 2015
  14. Science

    A drop of oil (volume 0.05cm3) is released from a medicine dropper on to the calm surface of a pond where it spreads out to cover an area of "40cm2". Assume that the oil film has a uniform thickness equal to the diameter of a oil molecule. Calculate the

    asked by Grant on March 6, 2007
  15. Algebra

    In an automobile race, the rate of one car was 120 mi/hr and the rate of another was 105 mi/hr. If the faster car finished the race 20 minutes before the slower one, what was the distance of the race?

    asked by Raquel on September 18, 2016
  16. Math

    In an automobile race, the rate of one car was 120 mi/hr and the rate of another was 105 mi/hr. If the faster car finished the race 20 minutes before the slower one, what was the distance of the race?

    asked by Raquel on September 15, 2016
  17. chemistry

    water is flowing at 3 m/s in a horizontal pipe under a pressure of 200 kpa. the pipe, which narrows to half its original diameter, is laid out on a level ground? a) what is the speed of flow in the narrow section? b) what is the pressure in the narrow

    asked by Arnel Comia on May 6, 2015
  18. Chemistry

    The density of diamond is 3.51g/cm^3,and the density of platinum is 21.43g/cm^3.If equal masses of diamond and platinum are transferred to equal volumes of water in separate graduated cylinders,which graduated cylinder would have the greatest volume

    asked by Alasow on September 4, 2016
  19. physics

    water is flowing at 3 m/s in a horizontal pipe under a pressure of 200 kpa. the pipe, which narrows to half its original diameter, is laid out on a level ground? a) what is the speed of flow in the narrow section? b) what is the pressure in the narrow

    asked by Arnel Comia on May 6, 2015
  20. Chemistry

    In an aluminum calorimeter, 25.00 g of I2 was burned in excess H2 to form HI. From the data below, establish the molar heat of reaction and write a thermochemical reaction. Data: Mass I2 25.00 g Mass Al 70.00 g Specific heat Al 0.900 J/gC Volume water

    asked by Anonymous on January 14, 2018
  21. chemistry

    Got my as chemistry practical next week on OCR. Really stuck on it, don't know how to work out how the expected volume of CO2 is greater than that is obtained. Looked at the mark scheme ocr chemistry evalutative task specimen , but its not much help as it

    asked by anonymous on March 31, 2012
  22. college phyics

    A system consists of 3.2 mol of the monatomic gas neon (which may be treated as an ideal gas). Initially the system has a temperature of 290 K and a volume of 1.2 m3. Heat is added to this system at constant pressure until the volume triples, then more

    asked by olivia ware on June 29, 2011
  23. Mathematics

    Q1.A man earn $1200 and spends $450 per month.Find ratio of (a)His income to his expenditure and (b)His savings to his income Q2.An open water tank with length 20 cm and width 15 cm holds 4.8 liters of water.calculate the height of the water level tank and

    asked by Envy Green on May 14, 2011
  24. Science

    A student puts different types of soil into 2 pots and pours the same amount of water into the pots. How can she find out how much water stays in each type of soil? A By weighin each pot B By looking at the pot C Measuring amount of water that drained from

    asked by Jenny on November 14, 2006
  25. science-biology

    In lab, you use a special balloon that is permeable to water but not sucrose to make an "artificial cell". The balloon is filled with a solution of 20% sucrose and 80% water and is immersed in a beaker containing a solution of 40% sucrose and 60% water.

    asked by Tracee on November 19, 2010
  26. FST

    A tsunamiis a fast-moving ocean wave caused by an underwater earthquake. The water first goes down from its normal level, then rises an equal distance above its normal level, and finally returns to its normal level. The period is about 15 minutes. Suppose

    asked by mothman on January 1, 2008
  27. physics

    6) A sub has a volume of 20 m3 and a density of 1500 kg/m3. It sinks to a depth of 40 meters. The density of sea water is 1025 kg/m3. a. What is the pressure on the sub at this depth? b. The sub has a window with a diameter of 30 cm. What is the net force

    asked by Kat on January 22, 2012
  28. science

    jay heated 120mL of water that was 20 degrees celsius to 80 degrees celsius. a)how much did the temperature of water change? b) how much heat did jay add to the water? c) if jay used a liquid that was not water, the specific heat would not equal:(circle

    asked by Johna on October 14, 2012
  29. Another Physics

    At some point in the combustion cycle of an engine, the temperature of a combusted air-fuel mixture is 582 degrees Celsius. Given that the pressure in the mixture is 6.2 bar, determine the density of the mixture (in kilogram per cubic metre).

    asked by Nick on March 28, 2014
  30. physics

    At some point in the combustion cycle of an engine, the temperature of a combusted air-fuel mixture is 582 degrees Celsius. Given that the pressure in the mixture is 6.2 bar, determine the density of the mixture (in kilogram per cubic metre).

    asked by Nick on March 27, 2014
  31. Calculus

    I have several problems that I don't know how to do. I will post one now and hope that someone can help me. The problem is: A cylinder made of playing dough with dimensions h=10cm, and r=1cm, is being stretched from both ends. (a) If V is the volume of the

    asked by Kristal on November 12, 2006
  32. Chemistry- Please help me

    A sample consisting of 22.7 g of a nongaseous, unstable compound X is placed inside a metal cylinder with a radius of 8.00 cm, and a piston is carefully placed on the surface of the compound so that, for all practicla purposes, the distance between the

    asked by Lauren on December 16, 2008
  33. physics

    A tuning fork is set into vibration above a vertical open tube filled with water. The water level is allowed to drop slowly. As it does so, the air in the tube above the water level is heard to resonate with the tuning fork when the distance from the tube

    asked by kassy on December 5, 2016
  34. PHYSICS

    A tuning fork is set into vibration above a vertical open tube filled with water. The water level is allowed to drop slowly. As it does so, the air in the tube above the water level is heard to resonate with the tuning fork when the distance from the tube

    asked by sarah on May 7, 2012
  35. Calc

    The region bounded by y=2.5x^2 and y=4x is to be rotated about both axes and the volume generated calculated by both the washer and the shell methods. 1)The volume of the region bounded by y=2.5x^2 and y=4x, when rotated about the x-axis is? 2) The volume

    asked by l on September 16, 2012
  36. math

    A water heater has a diameter of 18 inches. It sits in a drain pan that has a diameter of 22 inches and a height of 2 inches, as modeled in the diagram below. Water that leaks out of the water heater sits in the drain pan. Which of the following is closest

    asked by Tanya on March 19, 2014
  37. chemistry

    a student mixes 88.6g of water at 74.3 degree Celsius with 57.9g of water at 24.8 degree Celsius in an insulated flask.What is the final temperature of the combined water.

    asked by asembi on November 2, 2011
  38. chemistry

    A 49g piece of ice at 0.0C is added to a sample of water at 9.0C. All of the ice melts and the temperature of the water decreases to 0.0C . How many grams of water were in the sample?

    asked by steph on September 9, 2011
  39. Chemistry

    100 ml graduated cylinder containing 50 ml of water, drop 100g piece of brass into the water what height does the water rise in the graduated cylinder?

    asked by Thao on February 20, 2015
  40. geometry

    a spherical water storage tank has a radius of 10ft. A cubic foot of water is about 7.5 gallons. How many gallons of water will the tank hold?

    asked by christina on August 10, 2011
  41. Physics

    A 50-g ice cube at is placed in an equal mass of water. What must the initial water temperature be if the final mixture still contains equal amounts of ice and water?

    asked by Physics on September 21, 2017
  42. Chemistry

    Determine the final temperature of water if 17.6 kJ of heat is added to 350 g of water initially at a temperature of 24.10 C. (specific heat of water is 4.184 Jg^-1K^-1)

    asked by Anonomous on March 18, 2017
  43. math

    The amount of water bucket holds,if b litres of water is added to the bucket already holding 4 litres of water.what is going to be the answer in algebraic expression

    asked by Patricia on March 18, 2012
  44. Chemistry

    When 112 g of water at a temperature of 22.5°C is mixed with 65.1 g of water at an unknown temperature, the final temperature of the resulting mixture is 46.3°C. What was the initial temperature of the second sample of water?

    asked by Noelle on October 8, 2010
  45. Chemistry

    Determine the final temperature of water if 17.6 kJ of heat is added to 350 g of water initially at a temperature of 24.10 C. (specific heat of water is 4.184 Jg^-1K^-1)

    asked by Anonomous on March 21, 2017
  46. science

    When substances such as sugar and table salt are dissolved in water, the freezing points of the new solutions are lower than the freezing point of water. Also, the more material dissolved, the lower the freezing point. The boiling points of these

    asked by kayci on May 12, 2010
  47. 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 on November 2, 2009
  48. Science

    A swimmer that pushes the water back with feet and arms what is the reaction force? What is the action force? What will happen to the movement of the swimmer as they push the water back? If the swimmer exerts 5 n of force on the water how much force does

    asked by BUBBLES on February 1, 2015
  49. Science

    The density of ocean water depends on the depth because pressure compresses the water. If the density of ocean water at a depth of 10,000 m is 1.071 g/mL and if 25.0 g of water at that depth contains 190 mg of potassium chloride, what is the molar

    asked by Zoey on March 4, 2015
  50. Math

    A tank initially contains 50 liters of water. A hose adds water to the tank at a rate of 2 liters per minute. Write a linear equation for the amount of water in the tank, W, liters in terms of t, minutes. Then use your equation to find how much water is in

    asked by Brigette on November 15, 2012
  51. chemisrty

    1 When chemicals pour on the skin, the laboratory first aid is to ---------------. Apply 1% sodium carbonate Apply 1% boric acid solution Flush the eye with a copious amount of clean lukewarm running water Wash with soap and warm water 2 For cut sustained

    asked by mikel on August 24, 2015
  52. AP Chemistry

    I have the following marathon problem but am unsure where to start: A Sample consisting of 22.7g of nongaseous, unstable compound X is placed inside a metal cylinder with a radius of 8.00cm, and a piston is carefully placed on the surface of the compound

    asked by Derek on October 2, 2007
  53. AP Chemistry

    I have the following marathon problem but am unsure where to start: A Sample consisting of 22.7g of nongaseous, unstable compound X is placed inside a metal cylinder with a radius of 8.00cm, and a piston is carefully placed on the surface of the compound

    asked by Derek on October 2, 2007
  54. Math

    6.An aqaurium is 80cm long, 40cm wide, and 40cm high. What is its volume? I got 128,000cm3 One cubic centimeter (cm3) holds 1 milliliter of water. 1,000 cm3 hold 1 liter. How many mL will the tank in problem 6 hold? How many liters? How do I find out how

    asked by Jaycee on January 21, 2012
  55. Statistics

    Do you drink the recommended amount of water each day? Most Americans don't! On average, Americans drink 5.4 eight-oz servings of water a day. A sample of 36 education professionals was randomly selected and their water consumption for a 24-hour period was

    asked by needhelp on July 23, 2014
  56. Science

    Which of these are Ocean water resource challenges and which of these are Freshwater resource challenges? I think flooding and water pollution and aquifer depletion is Freshwater resource challenge. The rest is Ocean water resource challenege. Can you tell

    asked by scooby9132002 on September 11, 2008
  57. chemistry(check my work)

    When a reaction mixture with a total volume of 1720 mL that contains 0.605 L of gaseous CO2 measured at STP dissolved in 940 mL of water was stoichiometrically produced as per the balanced equation, how many mol of solid CaCO3 were required? H2SO4(aq) +

    asked by eng on April 2, 2010
  58. chemistry

    Connelly cuts a solid object in half. What happens to the mass, volume, and density of the object that Connelly cuts? A)The mass and volume are both divided by two, and the density is divided by four. B) The volume is divided by two, but the mass and

    asked by malia on September 22, 2017
  59. Chemistry

    CFCs, or chlorofluorocarbons,were once used as refrigerants, but were banned due to their role in the depletion of ozone in our upper atmosphere. The evaporation of CFCs can be used to drive the freezing of liquid water. Given the heat of vaporization for

    asked by Anonymous on November 11, 2012
  60. science

    Why is the earth round? Why is the water blue? Why doesn't the water fall off the earth? the earth is not perfectly round, water is blue because particles reflect blue light. The water cycle, type that in and google it to find out for yourself. I'd give u

    asked by yeri on September 20, 2006
  61. calculus

    Find the volume V of the solid in the rst octant bounded by y = 0, z = 0, y = 3, z = x, and z + x = 4. The best part about this problem is that I solved it using basic geometry but am expected to do it using a triple integral that will take up a whole

    asked by Bryant on March 26, 2012
  62. CHEMISTRY 1B

    A student finds that k = 0.0027 L/mol · s, and m and n are both 1. Calculate the expected rate if 6.0 mL of 0.10 M [S2O82− ] is mixed with 4.0 mL of 0.20 M [I − ]. Assume the final volume of the solution is 10.0 mL. I used the given molarities and

    asked by Joanaleine Ferrera on May 17, 2016
  63. college algebra word problem

    An open box is made from a square piece of material 24 inches on a side by cutting equal squares from the corners and turning up the sides. Write the Volume V of the box as a function of x. Recall that Volume is the product of length, width, and height.

    asked by jenny on October 24, 2008
  64. Chemistry

    Calculate the pH of the following buffer solutions: a) a solution made by dissolving 2.733g KH2PO4 and 4.508g K2HPO4 in water to give 250 ml of solution. b)a solution made by mixing 35.00 ml 0.24 M C6H5NH2 with 15.00 ml 0.19 M C6H5NH3CL. The base

    asked by Karie on February 8, 2012
  65. physics

    Water Flows upward throw the pipe shown in the diagram at 96 L/Min. If the pressure at the lower end is 80kPa, find the velocity of the water is at both ends and the pressure at the upper end. Assume that the density of water remains constant throughout

    asked by Shawn on December 2, 2012
  66. SCI

    Why is water essential to health maintenance? o What are the functions of water in the body? o What happens to the body when it does not get the water it needs? o Compare and contrast how different electrolytes—sodium, potassium, and chloride—function

    asked by Dawn on April 28, 2008
  67. Science

    Compare and contrast how different electrolytes-sodium, potassium, and chloride function in the body. Why is water essential to health maintenance? What are the functions of water in the body? What happens to the body when it does not get the water it

    asked by Sherri on March 1, 2008
  68. HELP

    Why is water essential to health maintenance? o What are the functions of water in the body? o What happens to the body when it does not get the water it needs? o Compare and contrast how different electrolytes—sodium, potassium, and chloride—function

    asked by Dawn on April 27, 2008
  69. Chemistry

    The height of an air column is proportional to the volume of air contained in the capillary tube. Therefore, use the height of the air column as the value for the volume of the gas, and calculate the volume/temperature ratio for each trial . Here are the

    asked by Chrissy on January 29, 2007
  70. Physics

    The driver of a sport car pushed down the accelerator so that the engine pushes the care forward with a force of 2500N,s tarting from rest. How fast the car can go after 20s later? I have tried this by using v=u+at but i don't have a. From F=ma, i cant get

    asked by Tan on August 28, 2016
  71. Chemistry

    2 L(g) + An(aq) + 3 Gw(s) + 2 I(g) 2 Gd(aq) + 3 A(g) + Y(s) What direction would the reaction shift if the volume of the container was increased? left or right? What direction would the direction shift if some additional water was added? left or right? and

    asked by Kat on June 3, 2011
  72. Chemistry (volume)

    The molarity of a sodium hydroxide solution is 0.2 M. The molar mass of NaOH is 40 g/mol. If 20 g of sodium hydroxide (NaOH) is dissolved in water in this solution, what is the volume of the solution?

    asked by Summer on March 24, 2018
  73. physics !!!!!!!!!!!!!

    The waterfall "Angel Falls" in Venezuela is the world's tallest at h=979 m. Assume that the water's velocity on the top of the falls and on the bottom of the falls (after it hits the ground and begins to flow away) is equal, and that no total energy is

    asked by please help me out!!! please on February 12, 2013
  74. Pysics Word Problem

    4. An automobile is traveling at 30 km/hr. It accelerates at 3 m/s2 until it has covered 100 meters.. What is its new velocity? I asked my teacher on what formula I should use and said I should use this one: V^2= Vo^2+2ax (V^2 is the velocit, Vo is the

    asked by Emma on August 29, 2007
  75. physics

    An automobile having a mass of 1330 kg is driven into a brick wall in a safety test. The bumper behaves like a spring of constant 4.12 × 106 N/m and compresses 4.99 cm as the car is brought to rest. What was the speed of the car before impact, assuming no

    asked by d on March 17, 2015
  76. math

    Analyze It Questions: 1. Since the purpose of an ice cube is to keep a drink cold, is it better for an ice cube to have a high volume or a low volume? Why? (At least 3 sentences.) 2. Since heat touching the surface of an ice cube causes it to melt, is it

    asked by cheyann on March 11, 2016
  77. Chemistry

    Please let me know how I am doing with the following three chemistry questions. 1.A sample of a gas in thermometer has a volume of 135mL at 11 degree celcius.Indicat what temperature(in k and degree celcius)would correspond to the foll.volume:

    asked by Cliff on November 23, 2010
  78. ph

    calculate the heat of fusion of ice from the following data at 0°c add to water : Mass of calorimetet 60 g Mass of calorimeter and water 460 Mass of calorimeter plus water and ice 618 g Initial temperature of water 38 °c Final temperature of mixture 5

    asked by Anonymous on January 26, 2014
  79. physics

    The engine of a large ship does 2.05 multiplied by 108 J of work with an efficiency of 4.00%. (a) How much waste heat (J) is produced? (b) How many barrels of fuel are consumed, if each barrel produces 6.00 multiplied by 109 J of heat when burned?

    asked by Eric on July 24, 2013
  80. Physics

    a (n) 1510 kg car is moving along a level road at 13.8 m/s. The driver accelerates and in the next 10s the engine provides 23400 J of additional energy. If 3900 J of this energy must be used to overcome friction, what is the final speed of the car?

    asked by Lynn on November 7, 2014
  81. physics

    A rocket ship at rest in space gives a short blast of its engine, firing 26 kg of exhaust gas out the back end with an average velocity of 182 m/s. What is the change in momentum of the rocket during this blast?

    asked by Marty on April 2, 2013
  82. English

    1. canal: a passage of water *that* boats can travel canal: a passage of water *that* boats can travel [What is the part of speech of *that* in the phrase?] 2. Boats can travel a passage of water. 3. Boats can travel on a passage of water. 4. Boats can

    asked by rfvv on August 13, 2018
  83. chemistry

    When chemicals pour on the skin, the laboratory first aid is to ---------------. Apply 1% sodium carbonate Apply 1% boric acid solution Flush the eye with a copious amount of clean lukewarm running water Wash with soap and warm water 2 For cut sustained in

    asked by onyi on September 16, 2015
  84. Chemistry

    A Partially weather balloon has a volume of 195 L at a pressure of 0.993 atm. What will be the pressure in the balloon when it is inflated to a volume of 7500 L? (assume to temp. change)

    asked by Sean on April 8, 2016
  85. Chemistry

    A sample gas has a volume of 200 cm^3 at 25 degrees celsius and 700 mmHg. If the pressure is reduced to 280 mmHg, what volume would the gas occupy at the same temperature?

    asked by B on April 4, 2011
  86. 4th grade

    the volume of a shape is the number of cubes it will take ,all the same size , to make the figure. each figure is made of stacks of cubes that are 1 centimeter on each side . find the volume of the figueres below.

    asked by john on October 20, 2009
  87. Science

    If the original pressure of a system is 700 torr, temp 30 C and volume 100L, what will the final volume be if the pressure is increased to 750 torr and temperature to 37C

    asked by Belle on December 4, 2014
  88. physics

    an isolated quantity of an ideal gas at 297.2 K has a volume of 14.96 L at a pressure of 1.63 atm. What is the volume of this gas sample when the absolute temperature is reduced to one third and the pressure is divided by five?

    asked by katie on April 9, 2012
  89. Chemistry

    With isotopes, is it fair to say that each isotope has a slightly differnent volume due to the differing numbers of neutrons in the nucleus? i.e. carbon-12 is slightly smaller in volume than carbon-13. If not, why?

    asked by Kurst on February 29, 2008
  90. Calculus

    A right circular cone has a volume of cubic inches. What shape should it be in order to have the smallest lateral surface area? Find the result of the volume is V cubic inches.

    asked by Ms_Da on October 18, 2016
  91. Chemistry

    A small cylinder of helium gas used for filling balloons has a volume of 2.85L and a pressure of 13300kPa at 25 ∘C.How many balloons can you fill if each one has a volume of 1.50L and a pressure of 1.26atm at 25 ∘C?

    asked by Tyler on April 27, 2014
  92. calculus

    the volume V of a right circular cone of height h=8 feet and radius r feet is V=V(r)=2pier^2. If r is changing, find the instantaneous rate of change of the volume V with respect to the radius r at r=4.

    asked by KZAA on August 10, 2014
  93. chem

    A balloon occupies a volume of 352 cm3 at 615 Torr and 19 oC. If the pressure is changed to 410 Torr, what temperature must the gas in the balloon have to occupy the same volume?

    asked by mia on March 5, 2013
  94. 8th grade math

    Can you please check my answer? A spherical balloon has a volume of 268 cubic cm. If more air is pumped in so that its radius is 3 times as long, what is its new volume? My answer: 2,412 cubic cm

    asked by Elizabeth on December 13, 2010
  95. chemistry

    A sample of gas with an initial volume of 32.50 L at a pressure of 755.0 torr and a temperature of 315.0 K is compressed to a volume of 15.80 L and warmed to 395.0 K. What is the final pressure of the gas?

    asked by Anonymous on December 5, 2011
  96. math

    Matt owns an ice cream shop and wants to know the volume of the sugar cones that he has in his shop. Find the approximate volume of the sugar cone if the radius is 4 cm and the height is 12 cm.

    asked by ale on March 30, 2012
  97. ap chemistry

    Suppose that a sample of gas occupies 117 mL of volume at 25C and a pressure of 289 torr. What would be the volume if the pressure were changed to 490 torr at 25C? Answer in units of mL

    asked by cheri on February 9, 2013
  98. Calculus

    If 6075 square centimeters of material is available to make a box with a square base and an open top, find the largest possible volume of the box. Volume=??? cubic cm

    asked by Z32 on June 22, 2009
  99. chemistry

    a gas occupies a volume of 50.0mL at degrees Celsius and 630mmHg.at what temperature in degrees Celsius would the pressure be 101.3kPa if the volume remains constant?

    asked by charles on December 19, 2016
  100. Math

    Estimate the measure of volume is 282 cubic inches. The actual volume is 289 cubic inches.what is the relative error of the measurements to the nearest thousandth

    asked by Anonymous on April 6, 2011