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Chemistry- Aspirin lab question

In lab today, we measured the actual yield and melting point of aspirin that we had made in lab last week.  Our actual yield was 2.87 grams.  The theoretical yield was 2.9 g, so the percent...

chemistry acid and base

calculate [OH- ] and pH for each of the following solutions. (Kw = 1.0 10-14.) A mixture that is 0.050 M in CH3COONa and 0.044 M in (CH3COO)2Ba

Grams-moles

How would I convert grams into moles, and vice versa? Please make is as simple as possible! Thanks!

Reactions with kp and kc

For the reaction N2(g)+3h2(g) =2NH3(g) The partial pressure of N2 and H2 are 0.80 and 0.40 atmosphere respectively at equilibrium. The total pressure of the system is 2.80 atm...

Chemistry Help Please!

Part A. Phosgene (carbonyl chloride), COCl2, is an extremely toxic gas that is used in manufacturing certain dyes and plastics. Phosgene can be produced by reacting carbon monoxide and chlorine gas...

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