Question

) In a compound ,carbon and oxygen react
in a ratio of 3:8 by mass to form carbondioxide
gas . What mass of oxygen is required to react
completely with 9g of carbon?

Answer 1

Answer:

For 3 g of carbon, 8 g of oxygen is needed.

For 1 g of carbon, 8383 g of oxygen is needed.

For 9 g of Carbon, 8383 g × 9 g

= 24 g of oxygen is needed.