Question

How many grams of solute are present in 245 mL of 0.600 M KBr? mass of solute:

Answer 1

The complete calculation with the detail explanation is given as below:-

Pant Itiggiven th at, =O. 24 5 L Volume (v) =24S mL si nce 1oo o mL L Csncentrati on a KBn o 6 m 0.6 mol/L mol eculan wei ght af kBn Numb en f moleg afk en- (0.245L) X (o.6 moL) =0-147 moleg af kBn Then the mass kan(014 moles) x19 mal) 17.493 9 Se the mass af Solute(kan)

Pant Tgiven that, O O2789 L Volume (v) = 27.89 mL Concentration O.1125 M 0 11 25 mel/L (o.027 89 )Lx이1 25 moe/L 3. 14 xl3 moles Numb en a moles So1 the numb en a moles aSolute 3.14 x13 moles.