Answer to Question #292292 in General Chemistry for Joy

Question

1.5 mol of kcio3 decomposes. How many grams of O2 will be produced

Answer 1

$2KClO_3\to2KCl+3O_2$

Moles of oxygen$=\frac{3}{2}×1 .5$

$=2.25$

Molar mass of oxygen$=32g$

Mass of $O_2=32×2.25$

$=72g$