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How much energy is required to vaporize 125g of benzene, C6H6 at its boiling point, 80.1 degrees celsius? (The heat of vaporization of benzene is 30.8 kJ/mol).
a gas is heated from 255 k to 284 k while its volume is increased from 24.0 l to 32.0 l by moving a large piston within
Combine 15.0 mL of 0.125 M chromium (III) nitrate and 15.0 mL of 0.125 M ammonium carbonate. What is the limiting reactant
a 21 l tank contains a gas under a pressure of 367 atm. what volume would the gas occupy at the same temperature at 630
a 155 gram sample of copper was heated to 150 degrees Celsius then placed into 250 gram of water at 19.8 degrees Celsius. Calculate the final temperature of the mixture.
Predict what you would expect to observe when each of the following substances is mixed with NaI/acetone. Would you expect a difference in their relative rates of reaction
An unknown gas is placed in a 1.500L bulb at a pressure of 356mm Hg and a temperature of 22.5C, and is found to weigh 0.9847g. What is the molecular mass of the gas
Give the number of atoms of the specified element in a formula unit of each of the following compounds, and calculate the molecular (formula) mass
describe the observations you would make and write a net ionic equation for any reaction that would occur.
Isotope 1 has a mass of 107.0 amu and an abundance of 55.9%. Isotope 2 has a mass of 109.0 amu. What is the atomic mass of the element?
This compound sloly isomerizes completely to compund B, which has the same formula, Sketch the structures of A and B, and explain why B might be more stable than A
A pure fluid is described by the following expression for Gibbs free energy: G = gamma(T) + RTlnP, where gamma(T) is a substance specific function of temperature.
1.00 mol of glucose was dissolved in water to form 1.00 L of solution at 298 K and 1 bar. Calculate free energy of mixture. Data for water: density 1.00 g/cm3, molar mass 18.02 g/mol, ?fGo(H2O,l) = -237.13 kJ/mol.
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