Question

i want to know how to calculate
the mass of carbon present in 100g of carbon dioxide

Answer 1

44 g of CO2 has 12 gof carbon

1 g will have =12/44 g of Carbon

2 g CO2 will have (12/44)×2

= 0.5 g of carbon.

Just add 100g instead of 44g and you will get your answer