Answer:
gurjfvdtshhjjgeghoogzgb buugdxcjknvdehooncdevkon
Explanation:
ccehjllgrt kloxq humk
The answer is 71.5g of potassium sulfate
Combustion is not a physical change instead it's a chemical change because when we burn things we cannot regain it's original form.
So I set up the problem as follows:

Solve for X, and you should get 52g Solution
the first,the thrid and the fourth are the affects of burning fossil fuels on the carbon cycle