Question

What volume of 5.00 x 10 -2^ mol/L Ca(NO3)2 solution will contain 2.50 x 10 -2^ mol/L of nitrate ions?

a) 500 mL
b) 250 mL
c) 750 mL
d) 200 mL​

Answer 1

Answer:

c 750 ml

Explanation:

Answer 2

Answer:

c) its c part

Explanation:

as it shows 31 and in ml its 750ml when we convert it into ml or milli liters