1. Chemistry

    A gas occupies a volume of 4.64 x 102 mL at 519.57 mm Hg pressure. What will be its volume, at constant temperature, if the pressure is changed to 764.71 mm Hg?
  2. Volume of a solid - calculus

    Find the volume of the solid generated by revolving the region bounded by the curves: y=2 Sqrt(x), y=4, x=0 about the x-axis
  3. physics

    a piece of wood of volume 200cm3 and density of 1.05gm/cm3. what volume of wood would remain above the surface of the liquid
  4. chemistry

    A sample containing 4.8g of O2 gas has a volume of 15.0L. Pressure and temperature remain constant. What is the new volume if 0.500 mole of O2 gas is added?
  5. chemistry

    The volume of a gas is 5.80 L, measured at 1.00 atm. What is the pressure of the gas in mmHg if the volume is changed to 9.65 L? (The temperature remains constant.)
  6. CHEMISTRY

    AMMONIA GAS OCCUPIES A VOLUME OF 5.00 L AT 4DEGREES C AT 760 TORR. FIND ITS VOLUME AT77DEGREES C AND 800 TORR
  7. Chemistry

    A sample of gas at 57oC and 1.02atm occupies a volume of 2.20L. What volume would this gas occupy at 107oC and 0.789atm?
  8. chemistry

    A sample of gas at 80°C is cooled by 30 degrees until its final volume is 1.75 L. If the pressure remains constant, what was the initial volume of the gas.
  9. Chemistry

    If a sample of gas occupies a volume of 2.50 liters at 25.0 degrees C, would the volume be larger or smaller if the temperature drops to -5.0 degrees C?
  10. Chemistry

    A sample of gas at 57C and 1.02atm occupies a volume of 2.20L. What volume would this gas occupy at 107C and 0.789atm?
  11. Chemistry

    We have 250. ml of He at 2.56 atm and 25 degrees C. What is the final volume if we heat the sample to 150 degrees C while we compress the volume to 100. ml
  12. chemistry

    if you increased the temperature of a volume of air by four times while at the same time doubling the pressure, would the volume of the air increase or decrease? why?
  13. chemistry

    A sample containing 4.8 g of O2 gas has a volume of 15.0L. Pressure and temperature remain constant. What is the volume after 4.00g of He is added to the 4.8g of O2 gas in the container
  14. maths

    four cubes of volume 125cm3 are joined end to end .find the volume and surface area of the resulting cuboid
  15. Chemistry

    A gas at a temperature of 95 degrees C occupies a volume of 159 mL. Assuming constant pressure, determine the volume at 15 degrees C.
  16. chemistry

    a gas with a volume of 4.00 L at pressure of 205kPa is allowed to expand to a volume of 12.0L. what is the pressure in the container if the temp remains constant
  17. chemistry

    A sample of argon gas occupies a volume of 950 mL at 25.0°C. What volume will the gas occupy at 50.0°C if the pressure remains constant?
  18. Pure Chemistry

    At 27 degrees celcius, nitrogen has a volume of 650cm^3 under a pressure of 980mmHg. What would be its volume at the same temperature but at a pressure of 760mmhg ?
  19. chemistry

    A sample of argon gas occupies a volume of 295ml at 36 C. What volume will the gas occupy at 55 assuming constant pressure?
  20. calculus

    Find the equation of a cubic function that gives you the surface area of the cans given a set volume. The set volume is 300ml
  21. Algebra

    The depth of the water in Jeanne's hot tub varies directly with the number of minutes that the faucet is turned on. At 8.15 A.M Jeanne's started filling her circular hot tub with water. At 8.59 A.M there was a foot of water in the tub. When will the hot
  22. Calculus

    A uniform layer of ice covers a spherical​ water-storage tank. As the ice​ melts, the volume V of ice decreases at a rate that varies directly as the surface area A. Show that the outside radius decreases at a constant rate.
  23. chemistry

    is that a -56? Dr. BOb. thank you When 27.20mL of .5 M H2SO4 is added to 27.20 of 1M KOH in a coffee cup calorimeter at 23.5 degrees C, the temp rises to 30.17 degrees C. Calculate delta H of this reaction. (Assume that the total volume is the sum of the
  24. physics

    whn a body hanging frm a spring balance is immersed in water it floats in water just below the surface of water & shows 100g loss in its weight 1-wht is thw weight of body in water? 2-wht is thw weight of body in air 3-wht is upthrust on the body? 4-wht is
  25. chemistry

    A gas mixture is composed of 4.3 grams of hydrogen (density at STP = 0.089 g/L) and 2.9 grams of helium (density at STP = 0.179 g/L). What is the percentage (v/v) helium in the mixture? If v/v = Volume of gas/total volume how would we find the volume of
  26. Physics Hear

    1) Peter is heating water on the stove to boil eggs for a picnic. How much heat is required to raise the temperature of his 10.0-kg vat of water from 20.0℃ to 100.0℃? Formula>> Q=mTcp 2)Under the spreading chestnut tree of the village
  27. Math

    The formula for the volume of a right circular cylinder is V=πr^2h. If the height, h, is 3 feet, then the volume is a function of the radius, r. a)write this formula in function notation, where the height is 3 feet. b) find the volume if the radius is 2
  28. math

    NEED HELP the combines volume of all the tanks at an aquarium is 1.25*10^6 gallons. the aquarium plans to install a new dolphin tank with a volume of 250,000 gallons. what will be the total volume of all the tanks at the aquarium after the new dolphin tank
  29. chemistry

    the maximum volume if Ziploc sandwich is 0.5 L at the pressure of 1 atm. use the gas law, calculate the pressure in the bag from the above volume of co2.
  30. Math

    Describe a strategy you can use to estimate then find the volume of this textbook.textbook measures 21cm by 28 cm and 2.5 thick.what problems may you have finding the volume
  31. Geometry

    The surface areas of two similar figures are given. The volume of the largwe figure is given. Find the volume of the smaller figure if the SA= 25 cm SA= 36cm and the V= 216cm?
  32. chimestry

    A sample of carbon dioxide occupies a volume of 1.50L at 165kPa pressure. What pressure would the gas exert if the volume was increased to 2.5L?
  33. Physics

    A fixed mass of gas of volume 600 cm cube at a temperature of 27 C is cooled at constant pressure to a temperature of 0C.what is the change in volume
  34. chemistrty

    A sample containing 7.20g O2 gas has a volume of 33.0L Pressure and temperature remain constant. What is the volume after 4.00g He is added to the O2 gas already in the container?
  35. Chemistry

    A helium-filled balloon has a volume of 2.68 L at 15◦C. The volume of the balloon decreases to 2.33 L after it is placed outside on a cold day. What is the outside temperature in K? Answer in units of K.
  36. Phy.Chem

    Need some help :) Thanks! A sample of a glass occupies a volume of 525 ml at 625 mm Hg. At constant temp, what will be the new volume when the temp changes to the ff: a.) 1.5 atm b.) 455 mm Hg
  37. ashworth

    a gas has weight of 5 pounds and a volume of 100 cubic feet.What is the specific volume of this gas? <p> 0.05 ft3/lb</p> <p> 5ft3/lb</p> <p>20ft3</sup/lb</p> <p>100ft3/lb</p>
  38. chemistry

    A sample of helium gas has a volume of 325L at 25C and at 5atm. At what temperature the gas can be compressed at 50atm to a volume of 125L?
  39. science

    A balloon with an initial volume of 2.8L at a temperature of 296K is warmed to 375K . What is its volume at the final temperature? (Assume constant pressure.)
  40. Math

    I am a bit confused. I have to find the volume of a triangular prism. B=1/2bh=1/2 (8x3)=12ft Now I have to find the volume how would I do this with the numbers provided
  41. chem

    a gas volume has of v1=450ml. if the temp is held constant, what volume would gas occupy if the pressure p2=2p1? omg i cant figure anything out!!!!!!!!
  42. chemistry

    A basketball with a volume of 3.50 Liters is left in a car when the temperature is 298 K. What will the volume of the ball be as the car heats up to 305 K during the day? (2.0 p
  43. chemistry

    What volume of 10 percentage (mass/volume) solution of Na2CO3 will be required to neutralise 100mL of HCl sution containing 3.65g of HCl.
  44. geometry

    Two similar rectangular prisms have a scale factor of 4:9. The volume of the smaller prism is 60 cm3. Find the volume of the larger prism.
  45. geometry

    10. In cubic meters, how much greater is the volume of a cylinder with height 19 m and a radius 16 m than the volume of a square prism with height 19 m and base 16 m on a side?
  46. physics

    - A copper cylinder is initially at 20.0oC. At what temperature will its volume be 0.15% larger than it is at 20.0oC? Take: ƒÒcofficient of thermal expansion of volume for cu= 5.1x10-5 /C
  47. chemistry

    A sample of helium gas has a volume of 325L at 25C and at 5atm. At what temperature the gas can be compressed at 50atm to a volume of 125L?
  48. Chemistry

    At standard temperature a gas has a volume of 275ml if the temperature is increased to 130C buit the pressure is held constant what is the new volume?
  49. chemistry

    An ideal gas in a sealed container has an initial volume of 2.50 L. At constant pressure, it is cooled to 14.00 °C where its final volume is 1.85 L. What was the initial temperature?
  50. Algebra

    The formula for the volume of a cylinder is: V=πr^2*h If the volume is 432 cubic inches and the height is 8 inches, solve for the length of the radius.
  51. chemistry

    A sample of helium gas has a volume of 325L at 25C and at 5atm. At what temperature the gas can be compressed at 50atm to a volume of 125L?
  52. chemistry

    A sample of helium gas has a volume of 325l at 25c and at 5atm. At what temperature the gas can be compressed at 50atm to a volume of 125L?
  53. Math

    Three cubes of volume 343 cubic cm are joined end to end.find surface area and volume of the resulting cuboid.
  54. College Physics

    A monatomic ideal gas with a pressure of 1.39x10^5 Pa and has a volume change of 260 L to a volume of 39.0 L. the second pressure is 3.28x10^6. How much work is done?
  55. chemistry

    A sample of helium gas has a volume of 325L at 25C and at 5atm. At what temperature the gas can be compressed at 50atm to a volume of 125L?
  56. Math

    There are boxes without tops. Find the box with the least surface area for a given volume, V. Make a diagram (if you can). Hint: Volume=x^2y Area=x^2+4xy
  57. Chemistry

    What is the volume of HCl stock (37%) you must add in order to make up a 10.0% diluted HCl solution, if the final volume to be achieved is 600mL?
  58. chemistry

    An ideal gas in a sealed container has an initial volume of 2.45 L. At constant pressure, it is cooled to 23.00 °C where its final volume is 1.75 L. What was the initial temperature?
  59. physics

    The drawing below shows a person who, starting from rest at the top of a cliff, swings down at the end of a rope, releases it, and falls into the water below. There are two paths by which the person can enter the water. Suppose he enters the water at a
  60. Physics

    The drawing below shows a person who, starting from rest at the top of a cliff, swings down at the end of a rope, releases it, and falls into the water below. There are two paths by which the person can enter the water. Suppose he enters the water at a
  61. Physics

    The drawing below shows a person who, starting from rest at the top of a cliff, swings down at the end of a rope, releases it, and falls into the water below. There are two paths by which the person can enter the water. Suppose he enters the water at a
  62. chemistry

    A balloon has a volume of 175 cm3 at 19ºC. At what temperature will the volume of the balloon have increased by 25.0% (at constant pressure).
  63. Math

    The volume of a sphere is increasing at a rate of 5 cm^3/s. Find the rate of change of its surface area when its volume is 500pi/3 cm^3.
  64. Cal 2

    Find the volume of the solid obtained by rotating the region bounded by the given curves about the specified axis. y=1/x^3,y=0,x=4,x=7. About the y-axis. Volume =
  65. Science

    A gas has a volume of V1 = 550 mL. If the temperature is held constant, what volume would the gas occupy if P2 = 22 P1? Answer in units of mL
  66. chem

    A sample containing 7.60 gas has a volume of 31.0 . Pressure and temperature remain constant.What is the volume after 3.00 is added to the gas already in the container
  67. chem

    What is the volume of 0.25M PMSF & volume of 14.3M 2-mercaptoethanol needed in 25 mL of 20 mM sodium phosphate? MW of sodium sulfate = 137.99
  68. geometry

    The volume of a small circle is 10 cubic meters. Find the volume of the larger sphere in cubis meters.
  69. chemistry

    a certain volume of a gas at 125K was heated such that its volume and pressure became four times their original values. what is the new temperature of the gas?
  70. geometry

    The volume of the rectangular prism is 280 cubic cm. Its base has the area of 40 sq. cm. What is the volume of the pyramid inside the prism?
  71. geometry

    The volume of the rectangular prism is 280 cubic cm. Its base has the area of 40 sq. cm. What is the volume of the pyramid inside the prism???
  72. chemistry

    A gas has a volume of V1 = 565 mL. If the temperature is held constant, what volume would the gas occupy if P2 = 16 P1? Answer in units of mL
  73. science

    calculate the temperature of the gas when volume is 12m^3, if initially the volume was 8m^3 and its temperature was 30 °c.calculating by using charles laws.
  74. chemistry

    a given volume of a gas is at a temperature of zero degrees celsius. to what temperature must it be heated in order to double its volume and pressure?
  75. Physics

    how do i write an equation showing that mass as a function of volume for gold? table shows volume (cm^3) 1.0 2.0 3.0 4.0 5.0 mass(g) 19.4 38.6 58.1 77.4 96.5
  76. physics

    there are 1000 bricks and when they are stacked neatly they measure 2m by 1m by 1m. What is the volume of the stack? what is the volume of one brick? what is the mass of one brick?
  77. physical science

    10. A balloon has a volume of 0.5 L at 20°C. What will the volume be if the balloon is heated to 150°C? Assume constant pressure and mass.
  78. science

    how does one determine the mass and volume of a small but heavy rock? what tools could i use? what would be the units of measure for volume and mass
  79. CHEM

    IF A SAMPLE OF GASE HAVE A VOLUME OF 8.20 L AT 25*C AND 2.00 ATM, HOW MUCH VOLUME WILL IT TAKE UP IF YOU DECREASE THE PRESSURE TO 1.50 ATM AND INCREASE THE TEMPERATURE TO 100*C?
  80. 6th grade math

    the water level of a river is 50 feet. After one day,the water level has decreased to 38,5 feet. After two days, the water level is 37 feet,and after three days,the water level is 35.5 feet. write an equation to represent the water level,L after d days.
  81. English

    1. A coin sinks in water. 2. The coin sinks in water. 3. Coins sink in water. 4. Any coin sinks in water. 5. All coins sink in water. ------------------------------- Thank you for your help. One more similar question. Are the sentences all in generic use?
  82. 6th grade math

    the water level of a river is 50 feet. After one day,the water level has decreased to 38,5 feet. After two days, the water level is 37 feet,and after three days,the water level is 35.5 feet. write an equation to represent the water level,L after d days.
  83. Chemistry

    Imagine that your water heater has broken, but you want to take a bath. You fill your bathtub with 25kg of room-temperature water (about 25C). You figure that you can boil water on the stove and pour it into the bath to raise the temperature. How much
  84. physics

    At a nuclear power plant water at 8°c from a lake is used in a heat exchanger to condense spent steam at a temperature of 120°c,to water at 85°c before it is recycled to the reactor. If the cooling water returns to the lake at a temperature of 19°c,how
  85. PHYSICS help please!!!!!!!!!!

    At a nuclear power plant water at 8°c from a lake is used in a heat exchanger to condense spent steam at a temperature of 120°c,to water at 85°c before it is recycled to the reactor. If the cooling water returns to the lake at a temperature of 19°c,how
  86. Chemisrty

    Calculate the theoretical amount of CaCl2 that would be required to change the temperature of 50 mL of water from from temperature 20 degrees Celsius to 45 degrees Celsius. Remember that the heat lost during the dissociation is equal to the heat gained by
  87. physics

    At a nuclear power plant water at 8°c from a lake is used in a heat exchanger to condense spent steam at a temperature of 120°c,to water at 85°c before it is recycled to the reactor. If the cooling water returns to the lake at a temperature of 19°c,how
  88. PHYSICS

    At a nuclear power plant water at 8°c from a lake is used in a heat exchanger to condense spent steam at a temperature of 120°c,to water at 85°c before it is recycled to the reactor. If the cooling water returns to the lake at a temperature of 19°c,how
  89. chemistry

    Calculate the theoretical amount of CaCl2 that would be required to change the temperature of 50 mL of water from from temperature 20 degrees Celsius to 45 degrees Celsius. Remember that the heat lost during the dissociation is equal to the heat gained by
  90. bctc

    A tank of water in the shape of an inverted cone is being filled with water at rate of 12m^3/min. the base radius of tank is 26 meters and the height of the tank is 8 meters. at what rate is the depth of the water in the tank changing when the rains os the
  91. science and technology

    whn a body hanging frm a spring balance is immersed in water it floats in water just below the surface of water & shows 100g loss in its weight 1-wht is thw weight of body in water? 2-wht is thw weight of body in air 3-wht is upthrust on the body? 4-wht is
  92. Geo 7th Grade

    To help reduce air pollutions legislation had been passed a. stating that all vehicles made after 2015 must contain hybrid engines. b. banning the use of any items that cause smog. c. limiting automobile gas emissions, d. requiring all households to have
  93. Chemistry

    Please let me know how I'm doing with the following chemistry problems. I appreciate your imput. Here's problem 1: A sample of Helium gas occupies a volume of 29.4mL AT 18deg.celcius. (a)Would the volume of this gas sample be doubled at 36deg.celcius?
  94. Science

    At a given temperature and pressure, the volume of a gaseous sample is directly proportional to the moles of gas (volume = C * moles, where C is a constant). Assuming that the tempreature and pressure is the same for the reaction of magnesium with HCl(aq)
  95. Science

    At a given temperature and pressure, the volume of a gaseous sample is directly proportional to the moles of gas (volume = C * moles, where C is a constant). Assuming that the tempreature and pressure is the same for the reaction of magnesium with HCl(aq)
  96. Science

    At a given temperature and pressure, the volume of a gaseous sample is directly proportional to the moles of gas (volume = C * moles, where C is a constant). Assuming that the tempreature and pressure is the same for the reaction of magnesium with HCl(aq)
  97. Math

    There were 35 gallons of water in a tank and 4.5 gallons of water in a pail. An equal amount of water was poured into the tank and the pail. The ratio of the water in the tank to that pail became 7:2. a. how much water was in the pail at the end? b.how
  98. math

    There were 35 gallons of water in a tank and 4.5 gallons of water in a pail. An equal amount of water was poured into the tank and the pail. The ratio of the water in the tank that in the pail became 7:2. (a) How much water was in the pail in the end? (b)
  99. math

    There were 35 gallons of water in a tank and 4.5 gallons of water in a pail. An equal amount of water was poured into a tank and the pail. The ratio of the water in the tank to the pail became 7:2. a) How much water was in the pail in the end? b) How much
  100. chemistry

    a sample consisting 22.7g of a nongasous unstable compound X is placed inside a metal cylinder with a radius of 8Cm and a piston is carefully placed on the surface of the compound so that for all practical purposes the distance between the bottom of the