Complete combustion of of an oxygen containing compound () gave of and of . The percentage of oxygen in the organic compound is:

Question

Complete combustion of  of an oxygen containing compound () gave  of  and  of . The percentage of oxygen in the organic compound is:

Canvas Classes · Accepted Answer

Strategy:
 Determine the mass of Carbon and Hydrogen in the sample from the provided combustion products. Subtract their sum from the total weight () to find the Oxygen mass, then determine the percentage.

Step 1: Partition the masses
- Mass C .
- Mass H .

Step 2: Deduce Oxygen

Step 3: Calculate percentage

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