Question

1. What mass of solute will dissolve in 100mL of water at the following temperatures?

a. KNO3 at 70°C = ____________

b. NaCl at 100°C = ____________

c. NH4Cl at 90°C = ____________

d. Which of the above three substances is most soluble in water at 15°C. = ____________​

Answer 1

Explanation:

a) KNO3 at 70degree = 153 gms

b) NaCl at 100 degree = 40 gms

c) NH4Cl at 90 degree = 70gms

(d)The solubility of salt increases with the increase in temperature.a