Question

1. answer the question regarding the following chemical reaction: 2h₂ + o₂ → 2h₂o what do we call the number 2 in front of hydrogen? coefficient reactant molecule product

Explanation:

In a chemical reaction equation, the numbers in front of the chemical formulas are called coefficients. They indicate the relative amounts of reactants and products in the reaction, used to balance the equation according to the law of conservation of mass.

Answer:

coefficient