Chemistry, asked by sachin421, 1 year ago

calculate the number if moles present in :- a) 3.011x 10 power 23. b) 60 g calcium

Answers

Answered by shindepranjal1
1
b. given mass /molar mass
60/40=3/2=1.5 mole.

a. 6.022* 10^23 means 1 mole.
so 3.011*10^23 =2.02 mole..
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