all parts please

The reaction between potassium superoxide, KO2, and CO2, 4KO2+2CO22K2CO3+3O2 is used as a source of O2 and absorber of CO2 in selfcontained breathing equipment used by rescue workers. How many grams of KO2 are needed to form 8.50g of O2 ? Express your answer in grams to three significant figures. X Incorrect; Try Again; 3 attempts remaining Part C How many grams of CO2 are used when 8.50g of O2 are produced? Express your answer in grams to three significant figures