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Combustion analysis of a certain hydrocarbon which contains only C and H produced 33.01g of carbon dioxide and 13.51g of water. Explain what are the empirical formulae of the hydrocarbon.
What is the value for k, the reaction constant, at 60 degrees if the Energy of activation = 75.5 kJ/mol?
a ball of aluminum c 0.897 jgdegc has a mass of 100 grams and is initially at a temperature of 150degc. this ball is
Ferrocene eluted from the column first and acetylferrocene second, but ferrocene ended up as the higher of the two spots during TLC analysis. Explain.
Permanent antifreeze contains ethylene glycol dissolved in water. What is the mass of ethylene glycol dissolved in 5.00 kg of a 40.0% solution
State whether each of the following experimental errors would raise or lower the mass of the recovered product:
question what is the ph of a buffer solution prepared by mixing 10.0 ml of 0.15 m ammonia and 15.0 ml of 0.20 m
Consider the following equalibrium: 4NH3(g) + 3O2(g) 2N2(g) + 6H2O(g). Suppose 0.30 mol of NH3 and 0.40 mol of oxygen are added to a 5.0-l container. If x mol of water is present at equalibrium, how many moles of ammonia will remain at equalibri..
For each of the subsequent molecules, offer a Lewis structure, including formal charge and resonance. Utilizing the table of bond enthalpies, along with the subsequent information, estimate
alcohol is often used to sterilize medical instruments or patch of skin
If the sign contains neon at a pressure of 1.78 at 38, how many grams of neon are in the sign
A bottle of nail polish remover contains 182 mL of acetone, how much heat would be released by its complete combustion? The density of acetone is 0.788mL.
a solution is prepared by dissolving 20.2 ml of methanol in 100 ml of water. the final volume of the solution is 118
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