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A water sample having a pH of 10 at 25°C contains the following ions: Na* = 56 mg/1 Mg²+ = 24 mg/1 Ca²+ = 50 mg/1 The carbonate and non-carbonate hardness of the water sample, respectively are A B C CO₂-² = 75 mg/1 Cl- = 35.5 mg/1 D 125 and 225 (mg/1 as CaCO3) 125 and 100 (mg/1 as CaCO3) 130 and 225 (mg/l as CaCO3) 130 and 95 (mg/1 as CaCO3)

A water sample having a pH of 10 at 25°C contains the following ions: Na* = 56 mg/1 Mg²+ = 24 mg/1 Ca²+ = 50 mg/1 The carbonate and non-carbonate hardness of the water sample, respectively are A B C CO₂-² = 75 mg/1 Cl- = 35.5 mg/1 D 125 and 225 (mg/1 as CaCO3) 125 and 100 (mg/1 as CaCO3) 130 and 225 (mg/l as CaCO3) 130 and 95 (mg/1 as CaCO3)

Structural Analysis
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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A water sample having a pH of 10 at 25°C contains the following ions: Na* = 56 mg/1 Mg²+ = 24 mg/1 Ca²+ = 50 mg/1 CO₂-² = 75 mg/1 Cl- = 35.5 mg/1 The carbonate and non-carbonate hardness of the water sample, respectively are A B C D 125 and 225 (mg/1 as CaCO3) 125 and 100 (mg/1 as CaCO3) 130 and 225 (mg/1 as CaCO3) 130 and 95 (mg/1 as CaCO3)
Transcribed Image Text:A water sample having a pH of 10 at 25°C contains the following ions: Na* = 56 mg/1 Mg²+ = 24 mg/1 Ca²+ = 50 mg/1 CO₂-² = 75 mg/1 Cl- = 35.5 mg/1 The carbonate and non-carbonate hardness of the water sample, respectively are A B C D 125 and 225 (mg/1 as CaCO3) 125 and 100 (mg/1 as CaCO3) 130 and 225 (mg/1 as CaCO3) 130 and 95 (mg/1 as CaCO3)
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