Numericals on Hardness and Softening of Water — Study Resources & PYQs
Numerical problems involving hardness determination and water softening.
- Estimated study time: 30 minutes
Study resources
- Hardness of Water by EDTA Method - Lec 8 (Video) — Part 1 of a numerical-focused series for B.Tech 1st year. Sets up the formula and units (ppm, mg/L, degrees Clark, degrees French).
- Hardness of Water by EDTA Method - Lec 9 (Video) — Part 2 of the same series - solved numericals on total, temporary and permanent hardness. Practise along with pen and paper.
- Numericals on Zeolite & Lime-Soda Softening (Video) — Curated YouTube search for solved numerical problems on softening capacity and quantity of chemicals required.
- Hardness of Water - types, causes, removal and solved calculation (Vedantu) (Article) — Hardness of Water - types, causes, removal and solved calculation (Vedantu) — selected for the syllabus topic Numericals on Hardness and Softening of Water.
Numericals on Hardness and Softening of Water previous year questions
- (a) What are lubricants? Give the detailed classification and uses of the various lubricants. (12) (b) Calculate the total hardness of a sample of water contai…
- (a) What are colloids? Classify them and explain their properties with reference to Brownian motion and electrophoresis. (b) Calculate the carbonated and non-c…
- (a) What are the broad categories of water pollutants ? Explain. (12) (b) Discuss the adverse effects of air pollutants on humans, plants and buildings.. (8)
- (a) Describe briefly the various segments of environment. (10) (b) Mention the sources of water pollution. How can we control them? (10)
Taught in these subjects
- ADVANCED ENGINEERING CHEMISTRY — BCHT21 · Government College of Engineering and Technology, Jammu
- Advanced Engineering Chemistry — BST1202 · Government College of Engineering and Technology, Jammu
- Applied Engineering Chemistry — BST1102 · Government College of Engineering and Technology, Jammu