Question

Question #0222b

Answer 1

Molarity = `0.00728 M`

Explanation:

given mass of `KBr` = `1.70g`
Molar mass of `KBr`= `119.002` g/mol
no. of moles `KBr` = `1.70 / 119.002` = `0.0142` moles

Volume of solution = `1.95L`
Molarity = `0.0142 /1.95` = `0.00728 M`