Question

in a compound carbon and oxygen react In A ratio 3:8 by mass to form carbon dioxide. what mass of oxygen is required to repeat to react completely with 9 gram of carbon?

Answer 1

Carbon and Oxygen reacts in ratio 3:8 ( by mass )


now ,
let the mass of required Oxygen be x

therefore , using uniatry method we get



3 : 8
9: x

x = 9 × 8 / 3
=> 24 gram .


hope it helps you !!!

thanks

Ranjan kumar