# Combustion Reactions: Thermochemistry

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1. The analysis by mass of a sample of petrol was 85.5% C and 14.5% H2. Calculate the stoichiometric A/F ratio. Also determine the actual A/F ratios and the dry analyses for mixture strengths of 90% and 120%.

2. Find the stoichiometric A/F ratio (by mass) for the combustion of benzene (C6H6). Compute the actual A/F ratio and do a wet and dry analysis of the products by volume at a mixture strength of 95%.

https://brainmass.com/engineering/mechanical-engineering/combustion-reactions-thermochemistry-34272

#### Solution Summary

This solution is comprised of a very detailed, step by step guide of how to solve both stoichiometric questions. All the variables used are outlined and all the equations needed are provided. In order to view this solution, a Word document needs to be opened.

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