1.

What is the total hardness of water in mg/L if the concentration of Ca and Mg are 56.7 mg/L and 9.8 mg/L?(a) 182.1(b) 66.5(c) 133(d) 91.05I have been asked this question by my school principal while I was bunking the class.I would like to ask this question from Concentration-I in division Introductory Concepts of Chemical Process Calculation

Answer» RIGHT CHOICE is (a) 182.1

To ELABORATE: g CACO3 /g CA= 2.5 and g CaCO3 /g Mg = 4.118

Hardness of water = 2.5(56.7) + 4.118(9.8).


Discussion

No Comment Found

Related InterviewSolutions