Find the amount of oxygen needed to burn 500 g of carbon?

1. Carbon combustion occurs according to the reaction:

C + O2 = CO2;

2.Calculate the chemical amount of carbon:

n (C) = m (C): M (C) = 500: 12 = 41.67 mol;

3. Determine the amount and find the amount of carbon required for combustion:

n (O2) = n (C) = 41.67 mol;

V (O2) = n (O2) * Vm = 41.67 * 22.4 = 933.4 liters.

Answer: 933.4 liters.



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