1. Math

    Pydrotinces comes in 50 mg/mL. A child is to get 2 mg. The volume in a miniscule of 0.04mL, which is really had to measure. Prepare a dilution so that final concentration is 5mg/mL. How much diluent well you need is the original products is 50mg/mL and you

    asked by Kate on March 23, 2015
  2. Physics

    Damon, this is my last question for today for you. Thanks for all your help. A gas is at an initial pressure of 1.24104 Pa and occupies a volume of 0.28 m3. The (slow) addition of 23,570 cal of heat to the system causes it to expand in an isobaric manner

    asked by Riley on February 3, 2014
  3. Chemistry

    All volume measurements are carried out at the same temperature and pressure. If 20.0 L of O2 (g) are allowed to completely react with a sample of pure CH4 (g) in a combustion process producing CO2 (g) as the only carbon-containing product, what is the

    asked by Anonymous on December 1, 2011
  4. algebra

    miquel is designing shiooing boxes that are rectangular prisms the shape of one box with height h in feet has a volume defined by the function v(h)=h(h-5)(h-6) graph the function what is the maximum volume for the domian 0

    asked by lee on November 12, 2012
  5. chemistry

    a. Find the amount of solute based on this information Volume = 500 ml Concentration of solution= 15% (w/w) Solute (molar mass) = H2SO4 is 98.0g/mol b. Find the molar mass Amount of solute= 117.0g Volume of solution= 2.00L concentration of a solution= 1.0M

    asked by vince11 on November 27, 2012
  6. chemistry

    a. Find the amount of solute based on this information Volume = 500 ml Concentration of solution= 15% (w/w) Solute (molar mass) = H2SO4 is 98.0g/mol b. Find the molar mass Amount of solute= 117.0g Volume of solution= 2.00L concentration of a solution= 1.0M

    asked by vince11 on November 27, 2012
  7. Math

    A postal service says that a rectangular package can have a maximum combined length and girth of 108 inches. The girth of a package is the distance around the perimeter of a face that does not include the length. a. Identify an inequality that represents

    asked by Madeline on November 10, 2016
  8. grammar check? idk

    does this make sense? Fertilizers are combinations of nutrients that plants need to grow. The primary nutrients of fertilizers are three different elements which are nitrogen, phosphorus, and potassium. These elements are often combined into a NPK blend.

    asked by anonymous on March 21, 2014
  9. BIO

    In osmosis A) water moves from extracellular to intracellular compartments. B) water moves from a region of high water concentration to a region oflow water concentration. C) solutes move from a region oflow water concentration to a region of high water

    asked by LABUB on April 18, 2018
  10. Chemistry

    The hydrogen in an eudiometer has a volume of 80 ml when the pressure is 740 mm. what's its volume at standard pressure?

    asked by Kevin on May 7, 2010
  11. math

    A cone just fits inside a cylinder with volume 300cm^3. What is the volume of the cone?

    asked by Ted on May 16, 2010
  12. math

    A cone just fits inside a cylinder with volume 300cm^3. What is the volume of the cone?

    asked by Ted on May 16, 2010
  13. Math

    The formula for the volume of a sphere is V=4 out of 3 pi r^3. How is this formula written if the radius,r,is a function of the volume,V?

    asked by Sherri on October 4, 2010
  14. geometry

    a cylinder has a volume of 19cm cubed, if the radius is doubled what is the volume of the new cylinder

    asked by trejohn on May 12, 2010
  15. Math

    All right Cone has the volume of 333 yd.³ if a right cylinder had the same height and base what would be the volume off the cylinder?

    asked by Meena on October 22, 2015
  16. chemistry

    What is the new volume if the volume of a gas is 3.2 L when the temperature is 7 C if the temperature is increased to 15 C without changing the pressure

    asked by theo on April 8, 2011
  17. Algebra

    The formula for the volume of a cube is V=s³. What is the volume of a cube with a side length,s,of 3 feet?

    asked by NAIA Owens on March 7, 2016
  18. science

    will the mass of an object ever equal its volume. Give an example of two things that may have the same volume but a different mass?

    asked by Anonymous on September 28, 2016
  19. chemistry

    A sample of gas has a volume of 5.3 L at 7.00 ºC. What volume will the gas have if the temperature is increased to 14.00 ºC? (6 pts) .

    asked by Anonymous on July 24, 2010
  20. Chemistry

    if a sample of gas has a volume of 8.88 ml at -12.0 C and .975 atm. what volume would this sample have at STP?

    asked by Ash on April 11, 2016
  21. Math

    The volume of a cone is 316in^3. What is the volume of a similar cone that is larger by a scale of 3?

    asked by Hunter on May 9, 2013
  22. chemistry

    Object A is less dense than object B. If objects are the same mass, what can be said about the volume of A as compared to a volume B?

    asked by cierra on September 11, 2018
  23. math

    If your neighbor’s house was 2/8 smaller than your house, what would the volume be if your volume had dimensions of 13x26x130 sq ft

    asked by kenyetta on January 19, 2011
  24. science

    1) what is the mass of 10 cc of water? 2) why does a block of wood float on water? 3)how and why can density by used to identify an unknown substance? 4) describe the relationship between density, water, an d things that float please help me just need

    asked by matt on June 17, 2009
  25. physics

    A 67.7 kg person jumps from rest off a 3.11 m-high tower straight down into the water. Neglect air resistance during the descent. She comes to rest 1.04 m under the surface of the water. Determine the magnitude of the average force that the water exerts on

    asked by Joe on February 20, 2012
  26. College Chemistry

    A 86.3mL sample of water is initially at 17.4 degC. How many kilojoules (kJ) of heat must be added to raise the temperature of the water to 31.8? The specific heat capacity of water is 4.184 J/g.degC. How do I set this up to find the answer. Really

    asked by Matthew on June 14, 2017
  27. Calculus Applied Integrals

    A cylindrical tank of 22.1m high with radius 12.2m is filled to 10m high with water. How much work must be done to pump all the water out of the tank? (density of water is 1000\ kg/m^3) I used similar triangles somewhere in my calculations to find the

    asked by Isabella on March 24, 2016
  28. Calculus

    A horizontal trough is 40 cm long and its ends are in the form of an isosceles trapezoids with an altitude of 20 cm, a lower base of 20 cm and an upper base of 3 cm. Water is being poured into the trough at the rate of 5 cm/sec. How fast is the water level

    asked by Pauline on March 1, 2016
  29. physics

    A 65.2 kg person jumps from rest off a 3.11 m-high tower straight down into the water. Neglect air resistance during the descent. She comes to rest 1.08 m under the surface of the water. Determine the magnitude of the average force that the water exerts on

    asked by taylor on October 6, 2016
  30. math

    A plate in the first quadrant, bounded by the curves y=e^x, y=1, and x=4, is submerged vertically in water its upper corner on the surface. The surface of the water is given by the line y=e^4. Find the total force on one side of the plate if the weight of

    asked by ibranian on August 8, 2012
  31. physics

    A 67.7 kg person jumps from rest off a 3.11 m-high tower straight down into the water. Neglect air resistance during the descent. She comes to rest 1.04 m under the surface of the water. Determine the magnitude of the average force that the water exerts on

    asked by Harry on February 20, 2012
  32. Physics

    A 68.2 kg person jumps from rest off a 2.90 m-high tower straight down into the water. Neglect air resistance during the descent. She comes to rest 1.06 m under the surface of the water. Determine the magnitude of the average force that the water exerts on

    asked by Anonymous on March 17, 2016
  33. Algebra 1

    A community group orders 1,250 water bottles to donate to the runners in a marathon. If the probability of a water bottle being defective is 1.2%, predict how many of the water bottles are likely to be defective. Round your answer to the nearest whole

    asked by Nyla on May 21, 2014
  34. Physics

    An 11.98-gram sample of zinc metal is placed in a hot water bath and warmed to 78.4°C. It is then removed and placed into a Styrofoam cup containing 50.0 mL of room temperature water (T=27.0°C; density = 1.00 g/mL). The water warms to a temperature of

    asked by Jen on April 28, 2016
  35. CHEM- FP

    The boiling point of water at 735mmHg is 99.073°C. What mass of BaCl2 should be added to 2.28kg water to increase the boiling point to 100.000°C ? Kb for water = 0.510 K kg mol-1 2589 g 777 g 734 g 288 g 863 g

    asked by lucy on October 9, 2010
  36. Physics

    Water is flowing through a horizontal pipe of varying cross section.At any two places the diameter of the tube is 4cm and 2cm. If the pressure difference between these two places be equal to 4.5cm(water),then determine the Rate of Flow of Water in the

    asked by Thakur Rituraj Singh Bhadauriya on August 31, 2017
  37. Chemistry lab

    A 1.340gram sample of an unknown acid, H3A, was placed in a 250.0 mL volumetric flask and diluted to volume with water. A 45.35 mL sample of this acid solution was titrated with 37.77 mL of a 0.1006M NaOH solution. A) Using one set - up dimensional

    asked by Stacy on March 23, 2016
  38. physics

    A boat moves through the water with two forces acting on it. One is a 2100. N forward push by the water on the propeller, and the other is a 1600. N resistive force due to the water around the bow. (a) What is the acceleration of the 1200. kg boat? (b) If

    asked by lib on October 3, 2012
  39. math

    9. The polynomial -x^3 -x^2 + 12x represents the volume of a rectangular aquatic tank in cubic feet. The length of the tank is (x + 4). a. How many linear factors should you look for? b. What are the dimensions of the tank? c. Find the value of x that will

    asked by anonymous on September 3, 2018
  40. Chemistry

    A sample of Kr gas has a volume of 465 mL at 286°C and 844 torr. When the gas is cooled by 38.3°C, its volume is reduced by 0.572 mL. What is the final pressure of the gas in kPa? the answer is supposed to be 105 but i keep getting 49.9!!!!!!

    asked by Matt on January 19, 2008
  41. Calculus

    Water is leaking out of an inverted conical tank at a rate of 0.0142 m3/min. At the same time water is being pumped into the tank at a constant rate. The tank has height 13 meters and the diameter at the top is 3.5 meters. If the water level is rising at a

    asked by Aggie123 on March 23, 2015
  42. Calculus

    Water is leaking out of an inverted right conical tank at a rate of 0.0115 m^3/min. At the same time water is being pumped into the tank at a constant rate. The tank has height 11 meters and the diameter at the top is 7 meters. If the water level is rising

    asked by Joe on April 3, 2012
  43. Physics, almost have it!

    In a physics lab experiment, a student immersed 205 one-cent coins (each having a mass of 3.00 g *.003kg) in boiling water. After they reached thermal equilibrium, she quickly fished them out and dropped them into 0.244 kg of water at 20.0 C in an

    asked by Tia on December 5, 2007
  44. PHysics-almost complete!

    In a physics lab experiment, a student immersed 205 one-cent coins (each having a mass of 3.00 g *.003kg) in boiling water. After they reached thermal equilibrium, she quickly fished them out and dropped them into 0.244 kg of water at 20.0 C in an

    asked by Tia on December 5, 2007
  45. physics

    Because of the pressure inside a popcorn kernel, water does not vaporize at 100°C. Instead, it stays liquid until its temperature is about 175°C, at which point the kernel ruptures and the superheated water turns into steam. How much energy is needed to

    asked by conrado sanchez on November 16, 2011
  46. Physics

    Because of the pressure inside a popcorn kernel, water does not vaporize at 100°C. Instead, it stays liquid until its temperature is about 175°C, at which point the kernel ruptures and the superheated water turns into steam. How much energy is needed to

    asked by conrado sanchez on November 16, 2011
  47. Math

    Water is leaking out of an inverted conical tank at a rate of 0.0109 {\rm m}^3{\rm /min}. At the same time water is being pumped into the tank at a constant rate. The tank has height 9 meters and the diameter at the top is 4.5 meters. If the water level is

    asked by Leah on October 5, 2014
  48. M A T H

    WORD PROBLEM: Tims tet grades in french were: 86,96,88,91 what score must Tim make on his next test to average 92? a 89 b 93 c 97 d 99 I said 99. because when you add all numbers its 460/5 = 92 2) the water level indicator measures the rise and fall in

    asked by MAX on October 6, 2011
  49. math questions

    WORD PROBLEM: Tims tet grades in french were: 86,96,88,91 what score must Tim make on his next test to average 92? a 89 b 93 c 97 d 99 I said 99. because when you add all numbers its 460/5 = 92 2) the water level indicator measures the rise and fall in

    asked by Mitch on October 6, 2011
  50. Anatomy

    I'm posting this again today hoping someone can clarify this for me- I have two question 1.In a dehydration synthesis reaction which of the following occur- a. hydrogen and oxygen are removed from the reactant b. water is added to the reactants c. water is

    asked by Aubrey on September 13, 2011
  51. Physics help 2 please **

    A garden hose is attached to a water faucet on one end and a spray nozzle on the other end. The water faucet is turned on, but the nozzle is turned off so that no water flows through the hose. The hose lies horizontally on the ground, and a stream of water

    asked by kelsey on November 25, 2008
  52. science help pls pls

    Which of these is the most practical method to prevent global water shortage? Stop planting trees and shrubs in gardens. Conserve, recycle and reuse water in households. Stop using appliances like washing machines and dishwashers. Discourage setting up of

    asked by Oscar on April 11, 2016
  53. mass and human body

    By mass, most of human body is composed of what? nitrogen carbon water hydrogen I think the answer is water. Am I correct? http://www.madsci.org/posts/archives/may2000/958588306.An.r.html so am I correct in saying that it is water? I don't need

    asked by David on January 14, 2007
  54. physics

    Explain in a few words why, when operating a garden hose fitted with a trigger-operated nozzle, the water jet is momentarily more powerful at the instant the trigger is squeezed than later, when there is a continuous stream of water. Show that the amount

    asked by jj on March 13, 2017
  55. Science

    Describe the method you would use to separate eachg mixture. Methods: Picking apart, filtering, using density, using magnetism, dissolving, evaporating. a)sand and water b)oil and water c salt and pepper d)sand and pebbles e)sugar and water 2. List several

    asked by Saquta on December 17, 2010
  56. Physics

    An automobile having a mass of 1220 kg is driven into a brick wall in a safety test. The bumper behaves like a spring of constant 2.42 × 106 N/m and compresses 2.99 cm as the car is brought to rest. What was the speed of the car before im- pact, assuming

    asked by Emma on January 22, 2016
  57. Physics

    On the question that someone posted.....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 initial velocity, a is accerlation and x distance . An automobile is traveling at 30 km/hr.

    asked by Rose on September 13, 2015
  58. Chemistry: Please Help!!

    37. Lake Michigan is a very large, very deep body of water, located in a region of the United States that gets quite cold in winter. On the coldest day of last year, what was the temperature at the bottom of the lake. Explain your answer in terms of

    asked by Sierra on September 15, 2014
  59. physical sciences

    A cliff diver,mass 75kg,free falls off a cliff that is 50m above the water surface.He hits the water surface and stops 5m under the surface.calculate: 4.1 The net force while free falling. 4.2 The divers' velocity when he reaches the water surface. 4.3

    asked by Themba on July 22, 2014
  60. Physics

    The warranty on a new tire says that an automobile can travel for a distance of 92,000km before the tire wears out. The radius of the tire is 0.33m. How many revolutions does the tire make before wearing out? hello CJ I think we are in the same class. I

    asked by CJ on March 14, 2007
  61. physics

    An aluminum can is filled to the brim with a liquid. The can and the liquid are heated so their temperatures change by the same amount. The can’s initial volume at 8 °C is 4.8 × 10-4 m3. The coefficient of volume expansion for aluminum is 69 × 10-6

    asked by justin on July 25, 2013
  62. Physics

    An aluminum can is filled to the brim with a liquid. The can and the liquid are heated so their temperatures change by the same amount. The can’s initial volume at 8 °C is 6.9 × 10-4 m3. The coefficient of volume expansion for aluminum is 69 × 10-6

    asked by StressedStudent on December 5, 2012
  63. Physics

    An aluminum can is filled to the brim with a liquid. The can and the liquid are heated so their temperatures change by the same amount. The can’s initial volume at 8 °C is 3.5 × 10-4 m3. The coefficient of volume expansion for aluminum is 69 × 10-6

    asked by Nicj on February 7, 2014
  64. Chemistry

    Can someone check my answers? These are based off of an experiment which is determining the proportionality constant, R, in the ideal gas equation. 1. Suppose a student runs into some procedural and calculation difficulties. State the effect the following

    asked by Brandon Linkes on April 1, 2007
  65. math

    how do you measure and get 4 gallons of water only having an unmarked 5 gallon bucket and an unmarked 3 gallon bucket and a large container of water ok this is simple, u just have to think out of the bucket...heh.. so here goes fill the 5 gallon bucket to

    asked by john on June 1, 2007
  66. Gas Law Chemistry

    I need help on these two questions: If a certain gas occupies a volume of 16L when the applied pressure is 8.0atm , find the pressure when the gas occupies a volume of 4.0L . A certain gas is present in a 12.0L cylinder at 4.0atm pressure. If the pressure

    asked by Amy on October 25, 2012
  67. Calculus (Parts A and B done, just help with C)

    The radius, r, of a sphere is increasing at a constant rate of 0.05 meters per second. A. At the time when the radius of the sphere is 12 meters, what is the rate of increase in its volume? B. At the time when the volume of the sphere is 36pi cubic meters,

    asked by Mishaka on January 18, 2012
  68. Chemistry

    Microwave ovens heat food by creating microwave electromagnetic radiation that is absorbed by water molecules in the food. Any material that does not have water in it will not absorb the radiation and will not get hot. Metals reflect the microwaves from

    asked by Kales on November 19, 2014
  69. chemistry

    1. if 15.0mL of 4.5 M NaOH are diluted with water to a volume of 500mL, what is the molarity of the resulting solution? 2. in a acid-base titration, 33.65mL of an 0.148 M HCL solution were required to neutralize 25.00mL of a NaOH solution. What is the

    asked by djella on October 26, 2011
  70. chem

    the density of water is 1.00 g/mL. if your swimming pool holds 208,000 gallons of water, what is the weight of water in a filled swimming pool on tons?

    asked by kurt on September 7, 2016
  71. Chemistry

    if the temperature of a 500.0g sample of liquid water is raised to 2.00c how much heat is absorbed by the water? The specific heat of liquid water is 4.184J/(g*c)

    asked by Anonymous on February 24, 2010
  72. chemistry

    If the temperature of a 500.0-g sample of liquid water is raised 2.00c how much heat is absorbed by the water?The specific heat of liquid water is 4.184j/(g*c)

    asked by gabriella on January 25, 2013
  73. Math

    The large rectangular tank shown is 4/5 filled with water. The water is then poured into the smaller rectangular container until it is full. How much water is left in the tank

    asked by Hello Kitty on April 4, 2017
  74. Chemisty

    you have 100.0-mL graduated cylinder containing 50.0 mL of water. you drop a 124-g piece of brass (density =8.56 g/cm^3) into water. to what height does the water rise in the graduated cylinder

    asked by love on January 18, 2012
  75. Science

    Q16: A clear plastic cube with exactly the same index of refraction as water, is placed in a container of water. Would you be able to see the plastic cube in the water if you looked at it from an angle? Please explain why or why not.

    asked by Anonymous on October 3, 2012
  76. math

    A water tank has square base of side 60 cm and height 40 cm .If there is hole in tank 8 in every second water lekage by (1÷2) cm then , a) find how much litre water will be lekage in 12 hours.

    asked by Ram on February 24, 2016
  77. science

    Austin took a shower from 7:56 to 8:08 and used sixty gallons of water. Assuming the same rate of water usage, how much water would Austin have saved if he had taken a quick six-minute shower? help

    asked by Dj on April 19, 2008
  78. 11th grade

    A sample consisting of 22.7 g of a nongaseous, unstable compound X is placed inside a metal cylinder with a radius of 8.0 cm, and a piston is carefully placed on the surface of the compound so that, for all practical purposes, the distance between the

    asked by rikita on January 2, 2009
  79. BIOLOGY( please help me)

    Oxidized (blue) DPIP becomes colorless when it is reduced – that is, when it receives electrons. A diagram of the photosynthetic light reaction shows that water molecules are the source of these electrons. How is it that the DPIP was only able to receive

    asked by tina on October 27, 2010
  80. Biology

    Oxidized (blue) DPIP becomes colorless when it is reduced – that is, when it receives electrons. A diagram of the photosynthetic light reaction shows that water molecules are the source of these electrons. How is it that the DPIP was only able to receive

    asked by tina on October 27, 2010
  81. heat

    the main purpose of the turbine in the turbojet engine is to? The turbine rotates the compressor, compressing the inlet air. Often, electrical generators and hydraulic pumps are attached to the turbine via gears also. drive the compresser

    asked by angela on August 19, 2005
  82. physics

    A 710 kg car drives at a constant speed of 23m/s . It is subject to a drag force of 500 N. What power is required from the car's engine to drive the car (a) on level ground? (b) up a hill with a slope of 2.0?

    asked by Dan on October 12, 2009
  83. Physics

    A 710kg car drives at a constant speed of 23m/s . It is subject to a drag force of 500 N. What power is required from the car's engine to drive the car (a) on level ground? (b) up a hill with a slope of 2.0∘ ?

    asked by Amy on November 23, 2013
  84. Math2(Please Help)

    Adora has a photo of the Calgary tower that measures 7cm by 19cm. She scans the photo and enlarges it by 160%. By what percentage will the area of the photo increase? A.) 160% B.) 320% C.) 410% D.) 256% A shop sells a small globe that hangs on a keychain,

    asked by Candice on June 28, 2016
  85. Math(Help, AssignmentDueToday)

    Adora has a photo of the Calgary tower that measures 7cm by 19cm. She scans the photo and enlarges it by 160%. By what percentage will the area of the photo increase? A.) 160% B.) 320% C.) 410% D.) 256% A shop sells a small globe that hangs on a keychain,

    asked by Candice on June 28, 2016
  86. Exploring Space

    if u could travel at the speed of ligt without fuel, where would the energy required for the engine come from? is this possible? it is impossible to travel anywhere without fuel. The only other option is to walk by foot. I don't know the answer to the

    asked by Sara on March 4, 2010
  87. Math

    What is the exact value of sin 5ð and how do you find it? type in the google search engine.. sin(5degrees) It will compute it for you. It appears you pasted something that the ASCII didn't translate. You'll need to type out the value for the angle.

    asked by Rob on September 13, 2006
  88. physics

    An aircraft gains speed during takeoff due to the constant thrust of its engine. When is the acceleration during takeoff greatest-at the beginning of the run along the runway or just before the aircraft lifts into the air? why?

    asked by fuzzy on October 19, 2011
  89. Trigonometry

    two pulleys of a car engine radius of 8 cm and 5 cm respectively are connected by a belt. The larger pulley rotates 80 times per minute. Find the angular velocity of each pulley in radians per minute.

    asked by Miranda on November 10, 2015
  90. physics

    A gasoline engine absorbs 20990 J heat and performs 4166 J mechanical work in each cycle. Find the amount of heat expelled in each cycle. Answer in units of J

    asked by Anonymous on April 19, 2013
  91. Physics

    An ideal gas heat engine operates in a Carnot Cycle between temperatures of 266 and 115°C. It absorbs 4250 cal per cycle at 266°C. What is its efficiency as a percentage?

    asked by Riley on February 3, 2014
  92. Phenix

    The Harley Davidson motorcycle company, which had a copyright on the word “hog” appiked for exclusive rights to its engine sound. Why would a company want copy rights on two such mundane things?

    asked by miller on December 9, 2009
  93. Physics

    An ideal gas heat engine operates in a Carnot Cycle between temperatures of 266 and 115°C. It absorbs 4250 cal per cycle at 266°C. What is its efficiency as a percentage

    asked by Chelsea on January 31, 2014
  94. Chem

    The fizz produced when an alka-seltzer tablet is dissolved in water is due to the reaction between sodium bicarbonate and citric acid: 3NaHCO3 + H3C6H5O7 -> 3CO2 + 3H2O + Na3C6H5O7 In an Experiment 1.00 g of sodium bicarbonate and 1.00g of citric acid are

    asked by Lu on October 20, 2013
  95. physics

    1 The specific heat of a substance at its boiling point or melting point Is 0 Is infinity Is negative lies between 0 and 1 2 A unit mass of solid converted to liquid at its melting point. Heat is required for this process is Specific heat Latent heat of

    asked by promise on April 12, 2015
  96. physics

    1 The specific heat of a substance at its boiling point or melting point Is 0 Is infinity Is negative lies between 0 and 1 2 A unit mass of solid converted to liquid at its melting point. Heat is required for this process is Specific heat Latent heat of

    asked by solomon on April 17, 2015
  97. algebra

    According to Boyle’s law, the volume V of a gas varies inversely to the pressure P exerted by the gas. The volume of a given gas under a pressure of 32 kg per cm2 is 200 cm3. What will be the volume of this gas when the pressure exerted is 40 kg per cm2?

    asked by Nate on February 5, 2018
  98. more CHEM proofreading

    for this question A sample of air has a volume of 140.0 mL at 67 degrees celcius. At what temperature would its volume 50.0 mL at constant pressure I did 140.0 ml... 67+273=340 T2... 50.0 140.0=50.0 340=T2 340*50.0/140.0=121.4 This question i don't get

    asked by jerson on April 28, 2008
  99. Science

    A swimmer that pushes the water back with feet and arms 1. What will happen to the movement of the swimmer as they push the water back? 2. If the swimmer exerts 5 n of force on the water how much force does the water exert back on swimmer? Please help

    asked by BUBBLES on February 2, 2015
  100. Science

    Please help A swimmer that pushes the water back with feet and arms 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 the water exert back on swimmer?

    asked by BUBBLES on February 2, 2015