Question

How many moles are there in 30 g of Cu?

Answer 1

`\huge\boxed{\sf n = 0.47 \ moles}`

Step-by-step explanation:

Given Data:

Mass in grams = m = 30 g

Molar mass of Cu = M = 63.5 g/mol

Required:

No. of moles = n = ?

Formula:

`\displaystyle n = (m)/(M)`

Solution:

Put the givens in the above formula:

n = 30 / 63.5

n = 0.47 moles

`\rule[225]{225}{2}`

Hope this helped!

~AH1807