Question

1. For hydrogen combustion, how many grams of O₂ (g) are needed to react with 10.0 g of H₂ (g)?

            2 H₂ (g)      +        O₂ (g)                                    2 H₂O (l)

1. 5.00 g O₂
2. 79.4 g O₂
3. 158.7 g O₂
4. 317.5 g O₂

Answer 1

plz give up thumb for rating.

one.+ O2 > 24₂0 logi I Mole ไale 10-s from the Rxm for a role ha required O2 = 1 Mole. so for smole hal required o2 = 1 5 Mole Moloof ₂ = { 17 x Monीड - = { * 32 Mass of 2 = 80 gm.