Question

question 10 when balancing the equation 2h2 + o2 → 2h2o, what is the ratio of hydrogen to oxygen? a 3:1 b 2:1 c 4:1 d 1:2 e 1:1

Explanation:

Step1: Identify coefficients of hydrogen and oxygen

In the balanced equation $2H_2+O_2
ightarrow 2H_2O$, the coefficient of $H_2$ (hydrogen) is 2 and the coefficient of $O_2$ (oxygen) is 1.

Answer:

B. 2:1