GATE CE · 2025 · CE
Question 44: Water and Waste Water Quality and Treatment
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Question 44
CEMSQ2 marksNeeds review
MgCl₂ and CaSO₄ salts are added to 1 litre of distilled deionized water and mixed until completely dissolved. Total Dissolved Solids (TDS) concentration is 500 mg/l, and Total Hardness (TH) is 400 mg/l (as CaCO₃). The amounts of MgCl₂ and CaSO₄ added are calculated (rounded off to the nearest integer). Which of the following options is/are true:
Atomic weights: Ca(40), Mg(24), S(32), O(16), Cl(35.5), C(12)
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2025CE
GATE CE 2025 · Paper 1
Civil Engineering · Original paper archive
- Section
- Civil Engineering
- Question type
- Multiple select (MSQ)
- Marks
- 2 marks
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