Question

Kiley wants to balance the equation H2 + N2 → NH3. Which would be her first step in balancing an equation?

multiplying the subscripts in the atoms of the reactants together
adding the coefficient 3 in front of H2 and the coefficient 2 in front of NH3
changing the subscripts so they match for the total number of atoms
creating a chart that shows the number of atoms in the reactants and products

Answer 1

What do you think makes sense?

Answer 2

gtg