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A sample of 34.0 grams of nitrogen gas reacts with an excess of hydrogen gas to give an actual yield of 4.75 grams ammonia. determine the percent yield for this reaction as N2(g) + 3 H2(g) ? 2 NH3(g)
Calculate How many grams of H2O at temperature 25 degree Celsius should be poored on the ice with no water in flask initially.
What is the pH of the solution if [OH-] of an ammonia solution is 1.0 X 10-2M?
Is heat absorbed or evolved in the course of this reaction? Calculate the amount of heat transferred when 45.0 g of CH3OH (g) is decomposed by this reaction at constant pressure.
Determine the volume of 0.375 mol of C4H10 gas under the same temperature and pressure conditions?
Radioactive radon gas (222Rn) enters an average building at a rate of 5 picocuries per second per square meter of foundation area. Consider a house with a foundation of 400 square meters and a volume of 1000 cubic meters.
Determining the free ions of calcium on a similar sample of blood. recommend if the sample requires pretreatment or if it can be calculated directly In each case.
Methane reacts with oxygen to form carbon dioxide and water as shown:. determine how much methane must have reacted If 72 grams of water is formed,?
Determine how many grams of Potassium Sulfate can be formed from 150.0 grams of potassium hydroxide with sufficient sulphuric acid H2SO4?
Estrone is a female sex hormone that is known to contain 80.0% carbon, 8.2% hydrogen, and the remainder oxygen. If 793mL of estrone is found to have a mass of 4.97g at 0.90atm and 200oC, find the molecular formula for estrone.
We have a 100mL 0.2M AgNO3 solution and a 100mL 0.2M CH3COONa solution. Please describe how to prepare a 35 mL mixture solution containing 60mM AgNO3 and 140mM CH3COONa?
How would you expect a titration curve of both the solutions and what will happen if HCl is added to the H 2 O and sodium acetate buffer ?
Determine the mass percentage concentration of a sodium hydroxide solution produced by mixing 50.0 mL of a 25 % (density=2.45g/mL) sodium hydroxide solution with 10.0mL of H 2 O?
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