Question

The equation for the formation of water from hydrogen gas and oxygen gas is 2H2 +
02 → 2H20. How many grams of water can be made from 320 g of oxygen gas?
160 g
180 g
320 g
360 g

Answer 1

Answer: 360 g H2O

Explanation: balance first the equation

2 H2 + O2 => 2 H2O

Convert mass of O2 to moles O2

Do mole to mole ration between H2O and O2

Convert moles of H2O to grams

Answer 2

Answer:

360

Explanation: