Question

calculate the weight of calcium present in 2 moles of caco3​

Answer 1

Answer:

Molecular weight of CaCO

3

=40+12+(16×3)=100 g

Given weight =20 g

Therefore no. of moles =

Molecular weight

Given weight

=

100

20

=0.2 moles.

Explanation:

hope it is useful to you guys

Answer 2

Answer:

Here too Thalapathy ...

Hope u understand