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Liquid water at 0oC and atmospheric pressure has a density of 1.000 g/cm3. At this condition, ice has a density of 0.917g/cm3.How much work is done at these conditions by 1 kg of ice as it melts to liquid water?
Which of the substances S8, CaCl2, SOCl2, NaF, CBr4, BrCl, LiF, and AsH3 are: (a) Largely ionic? (b) nonpolar covalent? (c) polar covalent
Acetic acid when pure, has a freezing point of 16.0 Celsius; Liquid acetic acid has a heat capacity of 1.96J/g*C. A 25.0 g piece of solid acetic acid at 16.0C is placed into an insulated container containing 50.0g of liquid acetic acid at 50.0C.
why is vapor unlikely to behave as an ideal gas near the temperature at which the vapor would liquefy
To change the equilibrium constant from Kp to Kc, the value of RT at room temp. (25'C) you would have use is:
what is the rate order with respect to (C12H12O11) b)what is the rate constant. Using the rate constant calculate the concentration of sucrose at 39, 80, 140, 210 minutes if the initial sucrose concentration was 0.316M and the reaction was zero or..
How does the law of definite proportions help to distinguish between a compound of certain elements
Knowing the pH and the value of [H4SiO4(aq)], what is the value of [H3SiO4-(aq)] when the pH=7.0? and when pH=10.0?
Calculate the pH during the titration of 20.0mL of 0.27 M Propanoic Acid (HPr) with 28.0mL of 0.32 M NaOH. Ka=1.34 x 10^-5.
a)Calculate the theoretical yield of when 109g of C2H6 reacts with 228g Cl2 of , assuming that and react only to form C2H5Cl and HCl .
A 9m^3 room contains a canister of CO2 with a faulty valve. At a level of 75 mole % CO2, breathing the air becomes lethal. The room temperature is 25 degrees Celcius.
List the letter that corresponds to the reagent from the reagent table you need to carry out the following synthesis in 5 steps or less. Heat may not appear on the reagent table with the reagent
calculate the change in entropy of the gas, the heat resevoir and the universe. what is the irreversible feature of this process
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