1. Science

    A liquid has a volume of 100mL. It is placed into a different container and its volume is 1L. What can you conclude about how this liquid changed?Explain.
  2. Maths

    There were 3 glasses containing the same volume of liquid. Mr Lee poured 210 ml of the liquid from Glass A into Glass C, and 150 ml of the liquid from Glass B into Glass C. In the end, the ratio of the volume of liquid in Glass A to the volume of liquid in
  3. physics

    A cryogenic storage container holds liquid helium, which boils at 4.20 K. Suppose a student painted the outer shell of the container black, turning it into a pseudo-blackbody, and that the shell has an effective area of 0.791 m2 and is at 2.95·102 K. What
  4. maths

    when the depth of liquid in a container is x cm, the volume of the liquid is x(x^2+25) cm^3. Liquid is added to the container at a constant rate of 2 cm^3/s. Find the rate of change of the depth of the liquid at the instant when x=1
  5. chemistry

    A 1.5-L container of liquid nitrogen is kept in a closet measuring 1.3 m by 1.3 m by 1.8 m. Assuming that the container is completely full, that the temperature is 22.3 C, and that the atmospheric pressure is 1.2 atm , calculate the percent (by volume) of
  6. Chem 105

    A 1.5-L container of liquid nitrogen is kept in a closet measuring 1.3 m by 1.3 m by 1.8 m. Assuming that the container is completely full, that the temperature is 22.3 C, and that the atmospheric pressure is 1.2 atm , calculate the percent (by volume) of
  7. Science

    Container A and B both container the same kind of liquid. Container A has a volume of 5 mL and Container B has a volume of 8 mL. Which container, if either has the highest density? Explain your Answer.
  8. university physics

    A cryogenic storage container holds liquid helium, which boils at 4.20 K. Suppose a student painted the outer shell of the container black, turning it into a pseudo-blackbody, and that the shell has an effective area of 0.615 m2 and is at 3.01·102 K. a)
  9. Physic

    Please urgent help me A cryogenic storage container holds liquid helium, which boils at 4.20 K. Suppose a student painted the outer shell of the container black, turning it into a pseudo-blackbody, and that the shell has an effective area of 0.487 m2 and
  10. university physic

    A cryogenic storage container holds liquid helium, which boils at 4.20 K. Suppose a student painted the outer shell of the container black, turning it into a pseudo-blackbody, and that the shell has an effective area of 0.487 m2 and is at 3.01·102 K. a)
  11. Physical Science- Math skills

    Rachel is asked to calculate the density of a liquid. She correctly measures the mass of the liquid to be 14 grams, but she incorrectly measures the volume of the liquid to be 10 mL. The actual volume of the liquid is 9 mL. If Rachel uses the following
  12. 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
  13. 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
  14. 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
  15. chem

    A 1.5-L container of liquid nitrogen is kept in a closet measuring 1.2 m by 1.2 m by 1.8 m . Assume that the container is completely filled to the top with liquid nitrogen, that the temperature is 21.8 ∘C, and that the atmospheric pressure is 1.2 atm
  16. Physical science

    Hello! 1.How can the density of a hollow lead ball filled with water be increased? a.Increase the size of the ball and add more water.* b.Remove the water and replace it with air. c.Remove the water and melt the ball into a solid sphere. d.Remove the water
  17. Chemistry

    I have liquid concentrated HCl (37%w/w) To prepare 100ml of 10g/L HCl as a solvent medium, is it acceptable to just weigh 1g of liquid conc HCl and dilute to 100ml with water? What volume of conc HCl should we use to make 100ml of 10g/L HCl?
  18. Chemistry

    Three liquids of differing densities are studied. Samples of liquid 1 and liquid 2 are placed in a container together. Liquid 1 rises to the top. Another sample of liquid 1 is placed in a different container together with liquid 3. This time, liquid 3
  19. Physics

    The bulk modulus of a liquid is 4.0 10^10 N/m2. Suppose a volume of 0.6 m3 of the liquid is taken from the surface where the pressure is approximately that of the atmosphere (1.00 10^5 N/m2) and is lowered into a pool of liquid to a depth where the
  20. geometry math

    There is an upside-down cone that is 12m high and has a circular base with a radius of 4m that is being filled with liquid. Make V, the volume, a function of the height of the liquid, h. What is the volume of the cone when the water is 5m deep? V =
  21. physics

    Rachel is asked to calculate the density of a liquid. She correctly measures the mass of the liquid to be 13.9 grams, but she incorrectly measures the volume of the liquid to be 8 mL. The actual volume of the liquid is 7 mL. If Rachel uses the following
  22. physics

    A flask is filled with 1.53 L (L = liter) of a liquid at 92.2 °C. When the liquid is cooled to 15.1 °C, its volume is only 1.36 L, however. Neglect the contraction of the flask. What is the coefficient of volume expansion of the liquid?
  23. Chemistry

    7.40 g of liquid methanol, CH3OH, are placed in an empty 20.0 L container at 45.0°C. What will be the pressure in the container when equilibrium is established? Assume the temperature remains constant and the volume of any liquid is negligible. The vapor
  24. math

    A liquid spray of mass 384 g is packed in a cylindrical container of internal radius 3.2cm. Given that the density of the liquid is 0.6g/cm3, calculate to 2 decimal places the height of liquid in the container.
  25. Chemistry

    Assume that you have a liquid in a cylinder equipped with a movable piston. There is no air in the cylinder, the volume of space above the liquid is 200 mL, and the equilibrium vapor pressure above the liquid is 29.0 mm Hg. What is the equilibrium pressure
  26. Chemistry

    Assume that you have a liquid in a cylinder equipped with a movable piston. There is no air in the cylinder, the volume of space above the liquid is 200 mL, and the equilibrium vapor pressure above the liquid is 29.0 mm Hg. What is the equilibrium pressure
  27. physics

    body floats 1/3 of volume outside the water and 3/4 of its volume outside another liquid.what is the density of ether liquid?
  28. 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 5 oC is 3.5×10−4​ m3. The coefficient of volume expansion for
  29. science

    3. Liquefied air (assuming it is only O2 and N2) is kept in a container where pressure and temperature can be controlled. a. What is the maximum temperature at which the mixture exists as a liquid? If this temperature is kept constant, what is the minimum
  30. chemistry

    Kc = [Na+][Cl-]/[NaCl(s)] The above equation contains the concentration of NaCl in solid NaCl. This concentration is related to the density of solid NaCl and its molar mass. Since the density of NaCl or of any pure solid or pure liquid does not vary with
  31. chemistry

    A sample of one liquid has a mass of 60 grams and a volume of 50 centimeters cubed; a sample of a second liquid has a mass of 30 grams and a volume of 40 centimeters cubed. They are put in a container and mixed. Can you determine what the mass and the
  32. Chemistry

    1.) A vapor volume of 1.17 L forms when a sample of liquid CH3CN absorbs 1.00 KJ of heat at its normal boiling point (81.1 C and 1 atm). What is the heat of vaporization in KJ per moles of CH3CN? 2.) The vapor pressure of water at 25 C is 23.76 torr. If a
  33. Science

    When ice melts, how does the liquid water compare to the ice? The liquid has a greater mass and greater volume than the ice. The liquid has less mass and less volume than the ice. The liquid has less mass but the same volume as the ice. The liquid has the
  34. science

    An empty beaker weighs 20g and when filled with a liquid weighs 65g. The volume of the liquid is found to be 25cm³. Determine the density of the liquid
  35. science

    An empty beaker weighs 20g and when filled with a liquid weighs 65g. The volume of the liquid is found to be 25cm³. Determine the density of the liquid
  36. science

    Lamont has a dark container. He knows that the container has a mass of 2.0 g when it is empty. He cannot see inside the container. However, he is able to use a balance to determine that the container has a mass of 2.7 g. What can Lamont conclude about the
  37. Science

    The slope of a Volume vs. Mass graph is equal to its density. Calculate the slope of the liquid line A and the Liquid B Line on your graph, show your work.... Data: Liquid a: (M/V) 9.00/10.0 19.60/20.00 30.50/30.00 39.90/40.0 49.30/50.0 Liquid b(M/v)
  38. chemistry

    Many analytical instruments require liquid nitrogen. While filling an instrument with liquid nitrogen, an analytical chemist slips and spills the contents of the dewer, 25L, onto the floor. Since the boiling point of liquid nitrogen at 1atm is 77.4 K, all
  39. CHECK my answers Physical science

    1. which of the following should be classified as a suspension? A. soda** B. sand in water C. glass D. milk 2. Which of the following is an of example of a chemical property? A. density B. flammability C. hardness** D. melting point 3. Which state of
  40. Chemistry

    Many analytical instruments require liquid nitrogen. While filling an instrument with liquid nitrogen, an analytical chemist slips and spills the contents of the dewer, 29.0 L, onto the floor. Since the boiling point of liquid nitrogen at 1.00 atm is 77.4
  41. integrated science

    what is.. the modem system of units used by scientists? what is.. the curved surface of a liquid? what is.. a process used to find the volume of an irregularly shaped object? (1) S. I. (International scientific) (2) meniscus (3) total immersion (liquid
  42. physics

    The density of liquid carbon dioxide is about 0.8 g/cm^3. What volume fraction inside the fire extinguisher (when it is full) is occupied by liquid CO2? The density of CO2 gas is negligible compared to the density of liquid CO2. Volume of fire extinguisher
  43. chemistry

    need help with a question calculate the concentration of grams of sodium stearate per milliliter of diluted solution. To do this, multiply the concentration of sodium stearate in the dishwashing liquid by the dilution of the solution(1.50 ml dishwashing
  44. chemistry

    A student estimated the volume of a liquid in a beaker to be 300 mL. When she poured the liquid into a graduated cylinder, she measured the volume as 295 mL. Considering the measurement in the graduated cylinder to be the accepted value, what is the
  45. science

    What describes the charecteristics of a liquid? A.) It has a fixed volume and shape. B.) It has high energy and expands to fill the container. C.) It has fixed volume and varied shape. D.) It has no fixed volume or shape.
  46. isu

    The liquid bromoethane has a density of 1.46 g/mL at 20 °C. If a sample of this liquid at 20 °C has a volume of 59.9 mL, how many grams of liquid are there in the sample
  47. Chemistry

    A volatile liquid sample is placed in an Erlenmeyer flask that has been sealed except for a tiny hole that allows vapor to escape. Upon heating, the liquid is converted to vapor that fills the flask. Cooling the flask allows the vapor to condense back to
  48. Chem

    Three bulbs are connected by tubing, and the tubing is evacuated. The volume of the tubing is 32.0 mL. The first bulb has a volume of 78.0 mL and contains 2.72 atm of argon, the second bulb has a volume of 250 mL and contains 2.83 atm of neon, and the
  49. Physics help!

    Heat is added to an open container of a liquid. The liquid is brought to its boiling point and half the liquid boils away. Which of the following graphs shows how the temperature changes with this time period? Would the graph be just an ascending line?
  50. English

    1. melt:to be changed into a liquid 2. melt:to be changed into liquid -------------------- word:definition Do we have to use 'a' before 'liquid' or not? Which one is correct?
  51. Chemistry

    Calculate the pressure in an evacuated 250. mL container at 0.00 degrees C if 3.20 cm^3 of liquid oxygen evaporates. Assume that the liquid oxygen has a density of 1.118 g/cm^3 I understand that the density and volume can be used to find the mass in grams.
  52. math

    A full container holds 5/8 of a gallon of liquid. If the container is 4/5 full, how much liquid is in the container? I need answer to problem and how you solved it using words for the explanation.
  53. Calculus

    A container in the form of a right circular cone of height 16 cm and base radius 4 cm is held vertex downward and filled with liquid. If the liquid leaks out from the vertex at a rate of 4 cm^3/s, find the rate of change of the depth of the liquid in the
  54. Help Math One Queation

    A cone-shaped container has a height of 9 in. and diameter of 2 in. It is filled with a liquid that is worth $2 per cubic inch. What is the total value of the liquid in the container? Use 3.14 for π . Anyone who knows the answer are just willing to help
  55. chemistry

    would the molar mass of a volatile liquid, calculated using the procedure in this experiment, be incorrectly high, incorrectly low, or unaffected by the following? You forgot to measure the volume of the flask, so you used the volume printed on the g=flask
  56. chem

    would the molar mass of a volatile liquid, calculated using the procedure in this experiment, be incorrectly high, incorrectly low, or unaffected by the following? You forgot to measure the volume of the flask, so you used the volume printed on the g=flask
  57. geometry

    A ball of diameter 20 cm fits exactly inside a cylindrical container. The maximum volume of liquid which can be poured into the cylindrical container when empty is ________ cm3. [π=3.14]
  58. Science

    Liquid A=0.68 g/ml Liquid B=0.76 g/ml Liquid C=1.00 g/ml Liquid D=1.08 g/ml A new liquid with a density of 0.97 g/ml is poured into a graduate cylinder. Where would it layer in relationship to the other liquids?
  59. Chemistry

    The density of liquid "A" is 1.80gm/ml, liquid "B" is 1.10 gm/ml and liquid "C" is 1.40 gm/ml. If theses liquids are immiscible in each other and a piece of solid with a specific gravity of 0.80 is placed in a container of all these liquids, what will
  60. pharmacy tech

    when measuring liquid in a graduated cylinder, where is the volume of liquid read?
  61. physics

    An object with a mass of 34.0 g and a volume of 41.0 + B cm3 is placed in a liquid with a density of 1.25 g/cm3. Find the volume of the part of the object that is NOT submerged in the liquid. Give your answer in cm3 and with 3 significant figures.
  62. chemistry

    if an organic liquid has a density of 1.11 g/mL and has a measured volume of 500. mL, what mass of liquid is present?
  63. Chemistry 101

    if an organic liquid has a density of 1.11 g/mL and has a measured volume of 500. mL, what mass of liquid is present?
  64. science

    you have a liquid with a volume of 13mL and a mass of 19.5g.what is the density of the liquid?
  65. Physics (density)

    A steel drum (barrel) has a volume of 200 Liters and a mass of 16 kg. It is filled to the top with an unknown liquid, sealed and thrown into water. It is floating with 50% of its volume underwater. What is the density of the liquid inside the drum? Assume
  66. Math question

    A cone-shaped container has a height of 9 in. and diameter of 2 in. It is filled with a liquid that is worth $2 per cubic inch. What is the total value of the liquid in the container? Use 3.14 for π . Enter your answer in the box. I think it's 18.84 can
  67. Science

    In an experiment ti determine the density of a liquid the following pieces of information were obtained. Mass of empty bottle=50g Mass of bottle and liquid=85g Volume of liquid=100cm^3 Use the information to determine the density of the liquid
  68. ^Fluid Mechanics^

    Determine the bulk modulus of elasticity of a liquid, if the pressure is increased from 7N/m^2 to 13N/m^2. The volume of the liquid decrease by 0.15%
  69. fluid mechanics

    Determine the bulk modulus of elasticity of a liquid, if the pressure is increased from 7N/m^2 to 13N/m^2. The volume of the liquid decrease by 0.15%
  70. chemistry

    The liquid 1-hexanol has a density of 0.814 g/mL at 20 °C. If a 105 gram sample of this compound is needed, what volume of the liquid at 20 °C must be provided?
  71. chemistry

    The vapor pressure of liquid chloroform, CHCl3, is 100. mm Hg at 283 K. A 0.198 g sample of liquid CHCl3 is placed in a closed, evacuated 400. mL container at a temperature of 283 K. Assuming that the temperature remains constant, will all of the liquid
  72. English

    With reference to an earlier question:- The liquid is to be scooped at a quarter of the depth of the container it is in. Hence the first sentence is correct? Or is there a better way of phrasing? The liquid should be scooped at a quarter depth of the
  73. Chemistry - Science (Dr. Bob222)

    Liquid chloroform (CHCl3) is placed in a closed container and allowed to equilibrate with chloroform vapor. With the temperature held constant, additional chloroform is introduced into the system, and the vapor-liquid equilibrium is reestablished.
  74. chemistry

    would the molar mass of a volatile liquid be incorrectly high, incorrectly low or unaffected if a)you did not completely vaporize the liquid when you heated it. b)the foil cap got wet while you were cooling the flask and its contents with running water c)
  75. Chem

    A flask weighs 95 g when empty. When filled with 200 mL of a certain liquid, the weight is 328 g. What volume (in milliliters) would 1,000 g of the liquid occupy? I am confused on set up I know d=m/v so v=m/d
  76. chemistry

    what happens when solids, liquids, and gases are heated/cooled? Most expand if heated; contract if cooled. Solids, if heated high enough will melt and the liquid may occupy less volume than the solid. Likewise, liquids, if heated high enough, will boil and
  77. physics

    An object floats on water with 84% of its volume below the surface. The same object when placed in another liquid floats on that liquid with 74% of its volume below the surface. Determine the density of the unknown fluid
  78. physics

    A piece of glass has a temperature of 76.0 °C. Liquid that has a temperature of 40.0 °C is poured over the glass, completely covering it, and the temperature at equilibrium is 54.0 °C. The mass of the glass and the liquid is the same. Ignoring the
  79. physics

    A piece of glass has a temperature of 72.0 °C. Liquid that has a temperature of 37.0 °C is poured over the glass, completely covering it, and the temperature at equilibrium is 50.0 °C. The mass of the glass and the liquid is the same. Ignoring the
  80. physics

    A cubical block of density rB and with sides of length L floats in a liquid of greater density rL. (a) What fraction of the block’s volume is above the surface of the liquid? (b) The liquid is denser than water (density rW) and does not mix with it. If
  81. Math

    For an experiment on the titration of a supernatant liquid I need to calculate the number of moles of S2O3^2-^ ion required using the volume of SrIO3 solution(supernatant liquid) from the two trials that were conducted. For both trials the volume of SrIO3
  82. Organic Chemistry

    Assume that a round bottom flask holds 100 mL and the distilling head has an internal volume of 12 mL in the vertical section. At the end of a distillation, vapor would fill this volume, but it could not be forced through the system. No liquid would remain
  83. calculus

    A container of hot liquid is placed in a freezer that is kept at a constant temperature of 10°F. The initial temperature of the liquid is 160°F. After 5 minutes, the liquid's temperature is 60°F. How much longer will it take for its temperature to
  84. math

    A full container holds 5/8 of a gallon of liquid. If the container is 4/5 full, how much liquid is in the conatainer? And the answer must be explained using words.
  85. Physics Fluids

    When a block of volume 1.00 × 10–3 m3 is hung from a spring scale, the scale reads 10.0 N. When the same block is then placed in an unknown liquid, it floats with 2/3 of its volume submerged. The density of water is 1.00 × 103 kg/m^3. Determine the
  86. math

    a liquid storage container on a truck is in the shape of a cylinder with hemispheres on each end. the cylinder and hemispheres have the same radius. the total length of the container is 140 feet. I have got the funcion for the volume is y=-2pi/3 x^3+ 140pi
  87. Maths

    A perfectly cylindrical container standing upright with a top and bottom(an oil drum or coke can for example) of area A has an empty mass of M and a height of H. It is filled with a liquid of uniform density(p)up to the height of h. When the container is
  88. Chemistry

    I got think I got the following questions almost figured, but I just want someone to make sure that I am correct. 1) The whole experiment involves using the ideal gas law to predict the molar mass of an unknown liquid. The formula is molar mass of liquid =
  89. AP Chemistry--gas law questions

    Hey, My AP Chem class did a lab for determing the molar mass of a volatile liquid by vapor density. There are a few calculations that I can't seem to get: 1.) The moles of air displaced by the volatile liquid vapor (at RT) 2.) The molar mass of air
  90. physics Pls help

    A piece of glass has a temperature of 87.0 °C. Liquid that has a temperature of 32.0 °C is poured over the glass, completely covering it, and the temperature at equilibrium is 57.0 °C. The mass of the glass and the liquid is the same. Ignoring the
  91. college physic

    Liquid helium is stored at its boiling point temperature of 4.2K in a shperical container(r=0.30m).The container is a perfect blackbody radiator.The container is surrounede by a sherical shield whose temperature is 77k.A vacuum exists in the space between
  92. college physic

    Liquid helium is stored at its boiling point temperature of 4.2K in a shperical container(r=0.30m).The container is a perfect blackbody radiator.The container is surrounede by a sherical shield whose temperature is 77k.A vacuum exists in the space between
  93. chem

    A 2.30 L sample of O2(g) was collected over a liquid at a total pressure of 785 torr and 25°C. When the O2(g) was dried (vapor of that liquid removed), the gas had a volume of 1.93 L at 25°C and 785 torr. Calculate the vapor pressure of this liquid at
  94. PHYSICS

    The pressure at the bottom of a vessel filled with liquid does not depend on: a- the acceleration of gravity b- the liquid density c- the height of the liquid d- the area of the liquid surface
  95. Physics

    An object of volume 4cm^3 is totally immersed in liquid of density 1030kg/m^3. Calculate the upthrust of liquid on the object.
  96. chemistry

    A student estimated the volume of liquid in a beaker as 200 mL. When she poured the liquid into a graduated cylinder, she measured the volume as 216 mL. What is the percent error of the estimated volume from the beaker, taking the measurement in the
  97. Chemistry

    At room temperature, 20° C, water (H2O) is a liquid and oxygen (O2) is a gas. Based on kinetic molecular theory, which answer best explains the states of the two fluids? aThe particles in the liquid have greater kinetic energy than the particles in the
  98. science

    At room temperature, 20° C, water (H2O) is a liquid and oxygen (O2) is a gas. Based on kinetic molecular theory, which answer best explains the states of the two fluids? aThe particles in the liquid have greater kinetic energy than the particles in the
  99. Chemistry

    What volume of a liquid having a density of 4.55 g/cm3 is needed to supply 10.47 grams of that liquid? Answer in cm3.
  100. physics

    Three cubic meters of liquid nitrogen has a mass about 2700 kg. When this much liquid nitrogen evaporates into gaseous air of density 1.25 kg/m3, what will its volume be? Show your work