nightmarehayden nightmarehayden

03-12-2020
Chemistry

contestada

DO ANY OF YALL KNOW THIS?????

1. Why do we need to use the mole to count atoms? (2pts)

2. What is the Molar mass of the following? Show your work
a. H2O2 (4pts)
b. C2H6 (4pts)

Respuesta :

misselliebellie1 misselliebellie1

03-12-2020

Answer:

1.mole allows us to weigh convenient amounts of material containing known numbers of atoms; i.e., it allows us to count atoms

2. H202 :34.0147 g/mol

C2H6: 30.07 g/mol

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