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54.05 g of steam are pumped into a 2.85L container at a pressure of 5.815 atm.Calculate the energy required to transform this steam into an ice cube at 25 degre celcius.Also ,graph this phase change,with energy as a function of temperature.Do not assume that the eteam is an ideal gas. ?H fus=334.0 j/g ?H vapeur =2260 j/g Ch2o solid=2.11 j/g.k Ch2o liquid=4.18 j/g.k Ch2o gas=2.08 j/g.k a=5.464l62 bar/mol b=0.03049L/mol
What is the molarity of the salt formed when 100 mL of 1.0 M NaOH and 100 mL of 1.0 M HBr?
How many grams of water can be cooled from 34°C to 11°C by the evaporation of 85 g of water? (The heat of vaporization of water in this temperature range is 2.4 kJ/g. The specific heat of water is 4.18 J/g-K.)
Aluminum and oxygen react according to the following equation: 4 Al (s) + 3 O2 (g) → 2 Al2O3 (s) What mass of Al2O3, in grams, can be made by reacting 4.6 g Al with excess oxygen
A 739 mL gas sample at STP is compressed to a volume of 244 mL, and the temperature is increased to 24 ?C. What is the new pressure of the gas in Pa?
Write and equation for the reaction of Ba+ with CrO4 2-. Using the eqution you have written, explain how the addition of HCl shifts the equilibrium of the reaction
What is the [H3O+] of a solution that is 0.0100 M in HOCl
An aerosol spray can with a volume of 350 mL contains 3.2 g of propane gas (C3H8) as propellant. What is the pressure (in atmospheres) of gas in the can at 65oC?
If the ethane is burning at the rate of 0.20 mol/L.s, at what rate are CO2, and H2O being produced?
what mass of ammonium chloride can be added to 100 grams of water at 20 degrees C before the solution becomes saturated
A particular compound contains, by mass, 41.4g carbon, 3.47g hydrogen, and 55.1g oxygen a 0.100 mol sample of this compound weights 11.60 g.
Assume that the aluminum atoms can be represented as spheres, as shown in the drawing (Part C figure) . If each {rm Al} atom has a radius of 1.43 {rm AA}, what is the length of a side of the unit cell?
How many carbon dioxide molecules are generated by the combustion of one molecule of hexane (C7H14) in ample oxygen?
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