Question

Q11

1 point
4.8 g of Magnesium reacts with 3.2g of oxygen.
Choose the correct mass of oxygen that will react with 48g of Magnesium?
68g
18g
32g
36g

Answer 1

Amount of oxygen react with 48 g of magnesium = 32 gram

Step-by-step explanation:

Given:

Amount of oxygen react with 4.8 g of magnesium = 3.2 g

Find:

Amount of oxygen react with 48 g of magnesium

Computation:

Using Law of equal proportion;

Amount of oxygen react with 48 g of magnesium = 48(3.2/4.8)

Amount of oxygen react with 48 g of magnesium = 32 gram