Question

What is the concentration, in M, of a KBr solution that contains 0.0688 moles of

KBr dissolved in 0.250 liters?
2.75 M
3.63 M
1.78 M
0.275 M

Answer 1

2.75M

Step-by-step explanation:

Concentration(M)= mol/volume

0.0688mol/0.250L

=0.2752M