Question

Calculate the number of moles in 2.60 grams of SnO2 ? Please show your work to receive credit.

Answer 1

There are 0.017252 moles in SnO2

Step-by-step explanation:

n= m/M

n=2.6/(118.710 + 2(16))

n= 2.6/150.71

n= 0.017252

Remeber to round based on the significant digits in the question.