Question

how many moles of gold are there in 49.25 g of gold rod? Atomic mass of gold = 197amu. koi ta samjha do please​

Answer 1

Solution :

Gram atomic mass of gold

<br> 197.0 g of gold have mass = 1 gramk mol <br> 49.25 g of gold have mass

gram mol = 0.25 mol

PLS MARK AS BRAINLIST

Answer 2

Moles = weight / atomic mass

= 49.25/197

= 0.25 moles