Question

LOS MOLES QUE HAY 2kg de HNO son
3

Answer 1

Mm HNO3 = 63 g /mol

1. convertir Kg a g

masa = 2 x 1000

masa = 2000 g

2. calcular moles

n = masa/Mm

n = 2000 g / 63 g/mol

n = 31.746 moles HNO3