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A gaseous mixture of O2 and N2 contains 38.8% nitrogen by mass. What is the partial pressure of oxygen in the mixture if the total pressure is 365mmHg`
Calculate Kp at this temperature. b. Would an increase or decrease in temperature lead to the production of more ammonia c. List two other things you could alter experimentally to increase the amount of ammonia (note: don't use the same effect and..
Determine at what temperature should the reaction be run to get a seventy five conversion of carbon monoxide?
Calculate the amount of heat required to heat a 3.6 kg gold bar from 25 C to 64 C. Specific heat capacity of gold is 0.128 j/g C.
A silver electrode is placed in a saturated solution of AgBr. This half-cell is connected to a standard hydrogen electrode and the voltage is found to be +0.437 V. Calculate Ksp for AgBr.
When 33.4 mg of a compound is dissolved in 10.0 ml of water at 25 C the solution has an osmotic pressure of 558 torr. Calculate the molar mass of the compound.
Given the parent compound, draw the mass spectrum fragment that is observed at m/z 91. Include any hydrogen atoms and the charge.
According to the following reaction, how many moles of sulfur trioxide will be formed upon the complete reaction of 0.429 moles sulfur dioxide with excess oxygen gas
An individual suffering from a high cholesterol level in her blood has 241 mg of cholesterol per 100 { mL} of blood. If the total blood volume of the individual is 5.1 L, how many grams of total blood cholesterol does the individual's body contain..
A solution of hydrochloric acid has a concentration of 12.8 mol/L. However, a chemistry professor needs HCl(aq) with a concentration of 0.100 mol/L for an experiment with his students.
How will you find the equilibrium contant between the reaction of the strong acid and base? Help please
Hydrogen was cooled from 150 c to 50 c. It's new volume is 75 ml. What was the original volume?
If 28 mL of NaCl reacts completely with 46 mL of 0.44 AgNO3, what is the molarity of the NaCl solution? The reaction is: AgNO3 + NaCl = AgCl + NaNO3
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