Question

Balance the chemical equations (part two)

Answer 1

7)

`\sf 2Na + 2HCl \longrightarrow 2NaCl + H_2`

8)

`\sf H_2 SO_4 + BaCl₂ \longrightarrow 2HCl+ BaSO_4`

9)

`\sf N_2 + 3H_2 \longrightarrow 2NH_3`

10)

`\sf 2H_2 +O_2 \longrightarrow 2H_2O`