Question

EC) Solve the following problem.
1) Calculate number of moles in 96 gram
oxygen
2) IF 0.2 mole of magnesium oxide is required
how many grams of that substance should
be taken.​

Answer 1

please mark me as brainlist

Answer 2

Answer:

(1)6 mol

(2)8g

Explanation:

(1)1 mol=gram atomic mass of an element or compound

16g oxygen=1mol of oxygen

96 g oxygen=96/16=6mol

(2)

1 mol MgO=24+16=40 g

0.2mol MgO=40x0.2=8g

hope this helps,