Answered: 8. A 100 mL water sample contains 60…

8. A 100 mL water sample contains 60 mg/L calcium and 15 mg/L magnesium. What is the total hardness of this water sample (expressed as mg/L as CaCO3) ? Atomic weights: Ca: 40 Mg: 24 C: 12 O: 16

Structural Analysis

6th Edition

ISBN:9781337630931

Author:KASSIMALI, Aslam.

Publisher:KASSIMALI, Aslam.

Chapter2: Loads On Structures

Section: Chapter Questions

Problem 1P

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Question

8.
A 100 mL water sample contains 60 mg/L calcium and 15 mg/L magnesium.
What is the total hardness of this water sample (expressed as mg/L as CaCO3) ?
Atomic weights: Ca: 40
Mg: 24
C: 12
O: 16

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