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A 10.9 g sample of a certain gas was introduced into a constant volume container at 21 C. if the container were heated to 161C, how many grams of gas must be vented from the container to keep the pressure of the gas constant?
If the solution has the same density and specific heat as water, what is ?H for this reaction (per mole of H2O produced)? Assume that the total volume is the sum of the individual volumes.
Calculate the change in entropy (deltaS) when one mole of diamond is heated from a temperature of 0 K to 400 K at a constant pressure of 1 bar
Draw the potential unwanted byproduct in the reaction of cyclohexanol with sulfuric acid and aqueous sodium bromide.
how many cans of Mountain Lightning would an individual have to drink to die from a tartrazine overdose If the LD50 of tartrazine in humans is supposed to be 12,750 mg/kg (as it is for mice) and the average human weighs 70 kilograms,?
One cubic meter of ideal diatomic gas is expand from 150 degrees, 8 bar isothermally to the final volume. The gas is then cooled at constant volume until 50 degrees and 3 bar
Calculate a lattice energy for (in kilojoules per mole) using the following information.
When 1 mole of H2(g) reacts with C2H4(g) to form C2H6(g) according to the following equation, 137 kJ of energy are evolved. What is the value of q?
Ethanol is a common laboratory solvent and has a density of 0.789 g/mL. What is the mass, in grams, of 143 mL of ethanol.
what quantity of heat is required to vaporize 107g of benzene, c6h6, at its boiling point, 80.1c? the heat of vaporization is +30.8kj/mol.
James needs a 0.600 M solution of KCL. He measures out 0.600 g of KCL and adds 1 L of water to the solid.
What is the importance of chemistry to agriculture, Write summary of total one page and include references as well.
The maximum # of stereoisomers that are possible for a given molecule can be determined from the formula, 2^n, where n is the nubmer of stereocenters in the molecule.
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