1. Science

    Which of these is true about water vapor? A. It is water in a gas state. B. It is water in a solid state. C. It is water in a liquid state. D. It is not measurable.

    asked by PETER on February 2, 2018
  2. chemistry

    When water freezes and becomes solid ice, the hydrogen bonds create a crystal structure and there is fixed space between each water molecule. This causes ice to? a.become more dense than liquid water because it is a solid* b.become less dense than liquid

    asked by Boberto on April 5, 2016
  3. Math

    A rectangular aquarium has a length of 18 inches, a width of 8 inches; and a height of 12 inches. What is the maximum volume of water that the aquarium can hold? Use V = lwh

    asked by Tayler on May 23, 2016
  4. Physics - ice to liquid

    Fifty grams of hot water at 80oC is poured into a cavity in a very large block of ice at 0oC. The final temperature of the water in the cavity is then 0oC. Show that the mass of ice that melts is 50 g. To melt ice to 50g of water, I think that it will

    asked by Ceres on September 24, 2009
  5. Chemistry

    A balloon filled with 1.35 atm of dimethyl ether gas and 5.25 atm of oxygen gas at 27 °C has an initial volume 2.00L They react according to the following reaction: C2H6O (g) + 3 O2 (g) -> 2 CO2 (g) + 3 H2O (g) The system is allowed to back cool down to

    asked by T on February 19, 2015
  6. language help !

    DAD: Where’s the water now? MOM: As high as the car’s wheels. DAD: We’d better go. MOM: We can’t. The car’s dead. DAD: What? MOM: The water is up to the engine; it won’t start. TINA: Oh, no! MARK: What can we do? DAD: I don’t know. (He looks

    asked by kelsey on May 20, 2014
  7. science

    home / homework help / questions and answers / science / physics / the temperature of an ideal gas at an initial pressure ... Question The temperature of an ideal gas at an initial pressure P1 and volume V1 is increased at constant volume until the

    asked by ahmad on January 8, 2015
  8. physics

    An automobile traveling 80 mi/hr has wheels 31 inches in diameter. If the car is brought to a stop uniformly in 58 turns of the wheels, what is the magnitude of the angular acceleration of the wheels (in radians/second^2)?

    asked by CPhy on May 6, 2013
  9. Physics

    The resistance of the wire in the windings of an electric starter motor for an automobile is 0.0190 Ohms. the motor is connected to a 12 V battery. What current will flow through the motor when it is stalled?

    asked by Kara on February 20, 2011
  10. Chemistry

    Density of a metal cube of dimension 10 inches X 10 inches x 10 inches is 8.05g/cm3. What is its mass? 10inches? isnt that 25 cm? So get the volume in cm^3 by multiplying the three dimensions in cm. Multipy that volume by density. Mass= density*volume

    asked by Brooke on June 10, 2007
  11. Math

    The pressure, P, of a gas varies inversely with its volume, V. Pressure is measured in units of Pa. Suppose that a particular amount of a gas is initially at a pressure of 84 Pa at a volume of 36 L. If the volume is expanded to 216 L, what will the new

    asked by Jiskha Homework Help on May 23, 2017
  12. math

    A rectangular prism has a volume of 162 cubic centimeters. If the length, width, and height are reduced to 1/3 of their original size what will the new volume be?

    asked by john on December 11, 2016
  13. Chemistry

    where in the atom would you put a region of fixed small volume if you wished to maximize the chance o finding the electron inside the volume?

    asked by Becca on April 24, 2011
  14. chemistry

    A sample of nitrogen has a volume of 50.0L at a pressure of 760mmHg. What is the volume of the gas at each of the following pressures if there is no change in temperature? A. 1500mmHg B. 4.00 atm C. 0.500atm

    asked by brian on January 14, 2016
  15. Chemistry

    A gas occupied a volume of 3.50 L at 27 degrees celcius and 400.0 mmHg. What is the new temperature if the pressure changes to 0.789 atm and the volume is decreased to 2.50 mL

    asked by Tori on January 12, 2011
  16. calculus

    The volume of the solid obtained by rotating the region enclosed by y=x^2 y=2x about the line x=2 can be computed using the method of disks or washers via an integral The volume is V

    asked by ayee on May 4, 2012
  17. calulus

    The volume of the solid obtained by rotating the region enclosed by y=x^2 y=2x about the line x=2 can be computed using the method of disks or washers via an integral The volume is V

    asked by cjones on May 4, 2012
  18. chem

    A sample of hydrogen has a volume of 1100 mL when the temperature is -0.899999999999999 degC and the pressure is 0.888 atm. What will be the volume of the gas at STP?

    asked by zach on March 28, 2008
  19. chimestry

    if the volume of the vapor had been assumed to be 125ml instead of your measured volume,what would have been the percent error in your report? molar mass of the compound?explain

    asked by soso on April 6, 2013
  20. calculus

    The volume of the solid obtained by rotating the region enclosed by y=x^2 y=2x about the line x=2 can be computed using the method of disks or washers via an integral The volume is V

    asked by ayee on May 4, 2012
  21. Chemistry 3A

    A 425mL volume of hydrogen chloride gas, HCL, is collected at 25 degrees Celsius and 720 torr. what volume will it occupy?

    asked by Gurjot on December 4, 2012
  22. Chemistry

    Which of the following best applies to the pressure of a gas? A. It is the force per unit volume. B. It decreases with temperature. C. It increases with volume. D. It is the sum of the collisions of the molecules. Is it a or d.

    asked by Cortney on March 23, 2015
  23. Cal 2

    Use the method of cylindrical shells to find the volume of the solid obtained by rotating the region bounded by the curves y=3/(1+x^2), y=0, x=0, and x=2 about the line x=4. Volume =

    asked by Anonymous on February 12, 2016
  24. calculus

    The volume of the solid obtained by rotating the region enclosed by y=1/x^4 y=0 x=2 x=4 about the line x=−5 can be computed the method of cylindrical shells via an integral The volume is V

    asked by ayee on May 4, 2012
  25. intro to chemistry

    A sample of nitrogen has a volume of 50.0L at a pressure of 760mmHg. What is the volume of the gas at each of the following pressures if there is no change in temperature? A. 1500mmHg B. 2.0atm C. 0.500atm

    asked by david on October 11, 2010
  26. Science: Chemistry

    A sample of a gas at 0.73 atm occupies a volume of 245 mL. If the temperature remains constant, what will be the new pressure if the volume increases to 633 mL?

    asked by Chris on November 17, 2010
  27. math

    A rectangular prism has a volume of 162 cubic centimeters. If the length, width, and height are reduced to 1/3 of their original size what will the new volume be

    asked by john on December 11, 2016
  28. Bioanalytical Chemistry

    Two proteins are separated by capillary electrophoresis. The two proteins have the following physical characteristics: Protein A: net charge = +6; MW = 64,500; partial specific volume = 0.700 cm3 / g Protein B: net charge = +3; MW = 35,000; partial

    asked by Michael on October 27, 2009
  29. Calculus

    a bottle of water with temperature 70 F is placed in a refrigerator with an internal temperature of 34 F. After 30 minutes, the temperature of the water has decreased to 52 F a)Give the cooling constant k(6th decimal place), and find an expression for the

    asked by Ryan kustin on March 23, 2015
  30. physics

    How do i determine the volume displaced when given mass and volume of an object.

    asked by Cory on February 24, 2010
  31. Math

    A triangular prism has a volume of 92 in.³ if all dimensions are multiplied by 1.6 what is the new volume?

    asked by Holly on April 6, 2014
  32. chemistry

    calculate the volume of o2 and volume al needs photon combison on 18 kg at carbon

    asked by vk on July 11, 2014
  33. math

    What is one half of the volume of a rectanglar prism if the volume is 20.625

    asked by kz on February 15, 2011
  34. calculus

    The USPS will not mail a package if the sum of its length and its girth (measuring around the package) exceed 108 inches. Determine: (a) The volume of the package as a function of its radius r. (b) For which radius r is the volume of the package a maximum?

    asked by Anonymous on March 19, 2011
  35. science

    1. a stream of water will bend toward a balloon that has been rubbed on a sweater to generate static charge. Which property of water is responsible for this behavior? A. THE polarity of the water molecule b. the ability of water to form hydrogen bonds with

    asked by oto on September 8, 2016
  36. PHYSICS

    The pressure and volume of an ideal monatomic gas change from A to B to C. From A to B, volume remains 0.400 and pressure rises to 4.00x10^5. From B to C, volume changes from 0.400 to 0.200 while pressure remains the same. There is a curved line between A

    asked by Coffee on December 1, 2015
  37. statistics

    14. Total plasma volume is important in determining the required plasma component in blood replacement theory for a person undergoing surgery. Plasma volume is influenced by the overall health and physical activity of an individual. Suppose that sample of

    asked by Anonymous on December 19, 2010
  38. Physics 12

    A human has a reasonable chance of surviving an automobile crash is the body's deceleration is no more than 30 "g's". (1 "g" is 9.8 m/s^2) Calculate the force the body would have withstand decelerating at this rate. What is the distance travelled if the

    asked by Anonymous on November 9, 2007
  39. Physics

    A human has a reasonable chance of surviving an automobile crash if the body's deceleration is no more than 30 "g's". (1 "g" is 9.8 m/s^2) Calculate the force the body would have withstand decelerating at this rate. What is the distance travelled if the

    asked by Anonymous on November 9, 2007
  40. Chemistry

    Methanol is an organic solvent and is also used as fuel in some automobile engines. From the following data, calculate the standard enthalpy of formation of methanol. 2CH3OH + 3O2 --> 2CO2 + 4H2O, (delta H = -1452.8 kJ/mol

    asked by Gabby on November 8, 2012
  41. trig

    An automobile windshield washer 10inches long rotates an angle of 60degrres. If the rubber part of the blade only covers the last 9inches of the wiped, find the area of the windshield cleaned by the wiper.

    asked by ALISON on September 17, 2011
  42. PHYSICS!

    An ore sample weighs 15.00 N in air. When the sample is suspended by a light cord and totally immersed in water, the tension in the cord is 9.00 N. Find the total volume and the density of the sample.

    asked by Happinessdelight on June 3, 2017
  43. science

    g) Use the substances given in table 1 to calculate the volume of 270 g of aluminum. The densities of substances given: glycerol (substance a) = 0.97 g/mL isoprop (substance b) = 1.20 g/mL water (substance c) = 0.85 g/mL How would i know what the mass is?

    asked by becca on September 29, 2009
  44. Chemistry

    If 1 mol L of 2.0 mol L hydrochloric acid is diluted to form a solution with concentration 0.2 mol L, A. What is the final volume? B. how much water must be added to the original acid? Use C1V1= C2V2, thanks in advance

    asked by Jiskhaa on May 11, 2013
  45. Chemistry

    If 0.823g of an unknown gas occupies a volume of 702.0 mL at 38.9 deg. Celsius, and 726.2 mm Hg pressure, what is the molar mass of the gas? (pressure has already been corrected for water vapor pressure)

    asked by Carla on April 17, 2011
  46. chemistry

    Situation: You have 100ml of isotopically labelled water 3H2o. That is, the water is made with the radioactive isotope of hydrogen, tritium, 3H. Compounds that contain radioactive isotopes are called "hot." You pour this 100 mL of "hot" water into the

    asked by Lila on October 18, 2014
  47. Math

    a. 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? I think it would better for a cube to have a high volume. Can you please check am i correct if Im not can you explain.

    asked by Anastasia on April 13, 2016
  48. Algebra 2

    Find the A) Constant of Variation, B) the Equation of the Variation, and the C) the Solution The volume V of gas varies inversely to the pressure P. The volume of a gas is 200 cm^3 under pressure of 32 kg/cm^2. What will be its volume under pressure of 40

    asked by Nate on February 15, 2018
  49. chemistry

    what volume of carbondioxide is produced when 10g of Hcl reacts completely with caco3 caco3+2HCl=cacl2+H2o+Co2 moles ofHCl=10/36.5=0.27 volume:volume 2HCl:CO2 2:1 24000*2:24000 480000:24000 2700:x x=1350cm3

    asked by mohammad on April 30, 2017
  50. chemistry

    You have two sealed jars of water at the same temperature. In the first jar there is a large amount of water. In the second jar there is a small amount of water. Using 3 -4 sentences explain how the vapor pressure of water in the first jar compares with

    asked by emily on April 6, 2016
  51. English

    I urgently need you to check these sentences. Thank you very much for helping me. I don't know a few technical terms. 1) I can see two young men who are probably (working??) on the Stock Exchange. The one in the left-hand side of the picture is analyzing

    asked by Henry2 on January 18, 2012
  52. Chemistry-Could you check this, please?

    I have a balloon that contains 22 grams of Carbon dioxide. The barometric pressure is 1019 millibars which I converted to 1.006 Atm and the temperature is 299 "K". What is the volume of balloon? I used the ideal gas law to find out the volume in liters of

    asked by JamieLyn on May 24, 2010
  53. physics

    A 301-kg boat is sailing 16.5° north of east at a speed of 2.08 m/s. Thirty seconds later, it is sailing 37.2° north of east at a speed of 3.60 m/s. During this time, three forces act on the boat: a 32.7-N force directed 16.5° north of east (due to an

    asked by Anonymous on October 3, 2012
  54. Physics

    A 301-kg boat is sailing 16.5° north of east at a speed of 2.08 m/s. Thirty seconds later, it is sailing 37.2° north of east at a speed of 3.60 m/s. During this time, three forces act on the boat: a 32.7-N force directed 16.5° north of east (due to an

    asked by Anonymous on October 9, 2012
  55. Chemistry

    Molarity of KMnO4:0.2M Volume of H2O2: 10mL Initial volume 50mL Final Volume: 31.90mL Volume of KMnO4 (new H2O2) Would it be the 31.90mL or do I subtract 50mL-31.90mL= 18.10mL

    asked by linda on February 8, 2010
  56. Chemistry

    85.0 mL of 1.50 mol/L ammonium chloride solution is added to 250 mL of water. Calculate the molar concentration of the final solution. Using the formula C(Concentration)=n(moles)/v(Volume measured in litres.) How am I supposed to solve this question given

    asked by AlphaPrimes on March 29, 2016
  57. science

    2) Which is not an example of matter? A. water B. air(i think it this one) C. gold D. sound 3) The amount of space an object occupies is called its ..... A. volume(i think it this one) B. mass C. electricity D. gravity 4) Atoms in a molecule are joined

    asked by eduarda on December 12, 2014
  58. Physical Chemistry3

    The specific volume of water is given quite accurately by the empirical relation ln(v) = −6.7081 + 1.01257 ln(T) + 280.663/T Use this relation to derive an equation for the coefficient of thermal expansion and determine the temperature at which this

    asked by Amber on September 29, 2008
  59. Physical Chemistry3

    The specific volume of water is given quite accurately by the empirical relation ln(v) = −6.7081 + 1.01257 ln(T) + 280.663/T Use this relation to derive an equation for the coefficient of thermal expansion and determine the temperature at which this

    asked by Amber on September 29, 2008
  60. Physics (please help!!!!)

    A man of mass 80 kg and density 970 kg/m3 stands in a shallow pool with 31% of the volume of his body below water. Calculate the normal force the bottom of the pool exerts on his feet. (Take the positive direction to be up. Indicate the direction with the

    asked by HELP!!!! on April 16, 2011
  61. calculus

    (1 pt) When air expands adiabatically (without gaining or losing heat), its pressure P and volume V are related by the equation PV1.4=C where C is a constant. Suppose that at a certain instant the volume is 390 cm3, and the pressure is 75 kPa (kPa =

    asked by emily on April 1, 2015
  62. chemistry

    2part question a camper obtained a sample of water from a mountain stream for cooking, but the water appeared to be cloudy with slit. what would be the best method of separating the silt from the water? Draw a flow chart for the separation you have

    asked by CeeCee on February 3, 2014
  63. Chemistry Check

    The Synthesis of hydrogen chloride is written H2+Cl2==>2HCl. 3L of hydrogen are used and all gasses are at STP. The volume of HCL produced in the reaction would be _______ L. would the answer be 5.96? Three liters of H2 yields six liters of HCl, from the

    asked by Briana on January 19, 2007
  64. Physics

    An engine of car of power 40KW moves on a rough road wit a velocity of 50ms-1.cal.the force require to bring it to rest.

    asked by Zahraht on November 8, 2016
  65. physics

    A large truck (m=3300kg) accelerates from 15 m/s. Neglecting any friction or air resistance, find the average mechanical power that the trucks engine must supply.

    asked by Stacy on May 31, 2013
  66. keybording and word processing

    To set up an e-mail account you have must? a. have access to the internet or another network, b. subscriber to a search engine, c. agree to share your password , d. obtain a web address.

    asked by Raksha on June 9, 2008
  67. Integrated Physics and Chemistry

    In an internal combustion engine, the gas vapor/air mixture enters the cylinder during the ____ stroke. A)intake B)compression C)power D)exhaust

    asked by Ashley!! on April 21, 2011
  68. 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? Would gravity control be helpful? Antimatter? Warp-Drive? I need help answering this question:-(

    asked by Sara on March 3, 2010
  69. writing

    experts within a given field to review and approve an article before publication? A Peer reviewed journal Primary source Newspaper Internet search engine

    asked by Anonymous on May 10, 2012
  70. science

    A 1600kg car starts at rest and reaches 40 m/s in 6 seconds. I need to find: a) the change in kinetic energy b) work c) distance d) applied force of the engine

    asked by Abby on May 15, 2017
  71. Chemistry

    Use the heating curve of 50 g of water and the list of values to answer the question. specific heat of ice = 2.10 J/(g·°C) specific heat of water = 4.18 J/(g·°C) specific heat of water vapor = 2.07 J/(g·°C) latent heat of fusion of ice = 333.4 J/g

    asked by Summer on March 15, 2018
  72. chemistry

    What is the percent by volume of isopropyl alcohol in a solution that contains 24 mL of isopropyl alcohol in 1.1 L of water? this the other one i need help with and thanks for the last help

    asked by Anonymous on February 10, 2011
  73. Chemistry

    If you have 200ml of 25% aqueous solution of ethanol, what volume of ethanol and water are in the solution?

    asked by JD on March 3, 2013
  74. Chemistry

    Answer the following questions about energy changes associated with heating and cooling a substance. Use the quantities in the table for your calculations. (table) Specific heat of water /4.184J/g*K dealta H vap for water /40.7 kJ/mol dealta H fus for

    asked by Morgan on January 31, 2015
  75. Science

    What type of water evaporates quicker:well water or salt river water?

    asked by Ethan on November 1, 2015
  76. arithmetic

    A water tank can hold 56 1/4 litres of water .How much water is contained if it is 8/15 full?

    asked by sreemonti mukherjee on September 13, 2012
  77. Math

    A water tank can hold 56 5/7 litres of water. How much water is contained when it is 2/5 full?

    asked by Joel on July 26, 2018
  78. Chemistry

    Oxygen gas and water are produced by the decomposition of hydrogen peroxide. If 10.0 mol of H2O2 decomposes, what volume of oxygen will be produced? Assume the density of oxygen is 1.429g/L. 2H2O2= 2H2O+O2

    asked by YV on April 19, 2011
  79. chem

    Oxygen gas and water are produced by the decomposition of hydrogen peroxide. If 10.0 mol of H2O2 decomposes, what volume of oxygen will be produced? Assume the density of oxygen is 1.429g/L. 2H2O2= 2H2O+O2

    asked by oscar on February 3, 2013
  80. Math

    Water is flowing at the rate of 50m^3/min from a concrete conical reservoir of base radius 45m and height 6m. How fast is is the water level falling when the water is 5m deep?

    asked by Peggy on November 30, 2012
  81. physics

    A diver springs upward from a board that is three meters above the water. At the instant she contacts the water her speed is 9.6 m/s and her body makes an angle of 84 degrees with respect to the horizontal surface of the water .

    asked by na on September 11, 2010
  82. Chemistry

    Which is a chemical change? A - splitting water into hydrogen and oxygen B - breaking a block of solid ice into smaller pieces C - freezing liquid water D - boiling water My answer: D

    asked by Anon on June 2, 2017
  83. PHYSICS

    A water pistol aimed horizontally projects a stream of water with an initial speed of 5.00 m/s. (a) How far does the water drop in moving 1.00 m hori- zontally? (b) How far does it travel before dropping a vertical distance of 1.00 cm?

    asked by Rebecca on January 30, 2012
  84. Anatomy & Physiology

    How do the gas laws (Daltons, Boyles and Henrys)apply to the respiratory processes? I will be happy to critique your thinking on this. I know Dalton's Law is the law of partial pressures, Boyle's law is the law for a fixed mass of ideal gas at fixed

    asked by Aletha on March 21, 2007
  85. Anatomy

    I have the formula to problem but can not come up with any of the answers. Problem: Calculate the cardiac output if heart rate (HR) is 90 beats per minute, stroke volume (SV) is 110 ml/beat, end diastolic volume (EDV) is 140 ml, and end systolic volume

    asked by Mary on June 5, 2016
  86. physics

    I have 2 questions: Assuming that water has a density of exactly 1 g/cm3, find the mass of one cubic meter of water in kilograms. Suppose that it takes 10.0 h to drain a container of 5700m3 of water. What is the "mass flow rate," in kilograms per second,

    asked by Scott on September 2, 2010
  87. Physics

    Hydroelectricity is generated by storing water behind a dam, and then letting some of it run through generators in the dam to turn them. If the system is the water, what is the environment that is doing work on it? If a dam has water 100m deep behind it,

    asked by Anonymous on July 20, 2018
  88. Physics Help

    Divers for many years have dived into the ocean from the cliffs of Acapulco, a distance of 35 m above the water. How fast are the divers moving when they hit the water? If the divers travel a distance of 5 m through the water before momentarily coming to

    asked by Kayla on September 11, 2014
  89. mechanics

    Consider a jet of water striking a vertical wall horizontally a speed of v. After hitting the wall, the water moves along the wall. If the area of cross-section of the water jet is S, Find the force that it applies on the wall. Take the mass density of

    asked by maan on April 12, 2011
  90. Calculus

    Water is leaking from the bottom of a tank in the shape of an inverted cone having an altitude of 12 feet and a radius of 2 feet. If the water is leaking at the rate of 0.25 cubic feet per minute, how fast is the water level decreasing when the water is 4

    asked by Jake on June 23, 2014
  91. mechanics

    Consider a jet of water striking a vertical wall horizontally a speed of v. After hitting the wall, the water moves along the wall. If the area of cross-section of the water jet is S, Find the force that it applies on the wall. Take the mass density of

    asked by mittal on April 15, 2011
  92. HELP PLEASE !!

    DAD: Where’s the water now? MOM: As high as the car’s wheels. DAD: We’d better go. MOM: We can’t. The car’s dead. DAD: What? MOM: The water is up to the engine; it won’t start. TINA: Oh, no! MARK: What can we do? DAD: I don’t know. (He looks

    asked by kelsey on May 20, 2014
  93. Psychological Statistics

    A researcher asks participants to sample tap water and bottled water. out of 40 people, 28 selected bottled water. was the bottled water selected significantly more often? Use two tailed test with a+.05

    asked by Anonymous on April 20, 2013
  94. chemistry

    When 86.7 g of water at a temperature of 73 °C is mixed with an unknown mass of water at a temperature of 22.3 °C the final temperature of the resulting mixture is 61.7 °C. What was the mass of the second sample of water? (Specific heat of water 4.184

    asked by Anonymous on April 9, 2013
  95. chemistry

    When 86.7 g of water at a temperature of 73 °C is mixed with an unknown mass of water at a temperature of 22.3 °C the final temperature of the resulting mixture is 61.7 °C. What was the mass of the second sample of water? (Specific heat of water 4.184

    asked by Anonymous on April 9, 2013
  96. chemistry help

    1. Calculate the energy change (q) of the surroundings (water) using the enthalpy equation qwater = m × c × ΔT. We can assume that the specific heat capacity of water is 4.18 J / (g × °C) and the density of water is 1.00 g/mL. Show ALL your work. The

    asked by MadiB PLEASE HELP :( on April 7, 2013
  97. chemistry

    Assume you are performing the calibration step of Experiment 8 and you begin with 70 g of water at 20 oC and 70 g of water at 80 oC. After adding the two portions of water into your calorimeter setup and following the procedure outlined in the experiment,

    asked by san on November 1, 2012
  98. Chemistry

    Assume you are performing the calibration step of Experiment 8 and you begin with 50 g of water at 20 oC and 50 g of water at 80 oC. After adding the two portions of water into your calorimeter setup and following the procedure outlined in the experiment,

    asked by Anonymous on November 16, 2014
  99. Chemistry- Dr. Bob222

    What is the final temperature and state of water when 8.50 kJ of energy is added to 10.0 g of ice at 0 degree Celsius. Helpful information: Cs (ice)= 2.1 J/g•C Heat of vaporization (water)= 40.7kJ/mol Ca (water)= 4.184 J/g•C Heat of fusion (water)=

    asked by Anonymous on February 13, 2016
  100. Precalculus

    5. A water wheel has a radius of 60 feet, and the center is 14 feet above the water level. The water wheel makes a complete rotation every 45 minutes. A specific cup starts at the top of the wheel. Write a sine equation to model the above water wheel.

    asked by Valerie on January 11, 2013