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Environmental Chemistry II Water MCQs App | Class 10 Chemistry e-Book PDF Download

Class 10 Chemistry Study Guide: Practice Test 1 (Chapter 7)

Environmental Chemistry II Water Multiple Choice Questions (MCQs) PDF Download - 1

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The Environmental chemistry ii water Multiple Choice Questions (MCQs) with Answers PDF (Environmental Chemistry II Water MCQs PDF e-Book) download Ch. 7-1 to study Class 10 Chemistry Course. Learn Environmental Chemistry II Water Quiz Questions and Answers to study distance learning courses. Free Environmental Chemistry II Water MCQs App Download: Class 10 Chemistry MCQs e-Book PDF for properties of water, water pollution, types of hardness of water test prep for distance learning.

The MCQ: The ratio of hydrogen (H) and oxygen (O) in water molecule by volume is; "Environmental Chemistry II Water" App Download [Free] with answers: 0.043055556, 0.084027778, 0.125694444, and 0.167361111 to study distance learning courses. Solve Properties of Water MCQ Questions, download Google eBook (Free Sample) for online courses.

Environmental Chemistry II Water MCQs with Answers PDF Download: Quiz 1

MCQ: 1

The ratio of hydrogen (H) and oxygen (O) in water molecule by volume is

  1. 0.084027778
  2. 0.043055556
  3. 0.125694444
  4. 0.167361111
MCQ: 2

What is the fourth step of raw water treatment?

  1. sedimentation
  2. coagulation
  3. filtration
  4. chlorination
MCQ: 3

The hardness that cannot be removed by boiling is called

  1. temporary hardness
  2. permanent hardness
  3. semi temporary hardness
  4. semi permanent hardness
MCQ: 4

The density of water becomes maximum at

  1. 10 °C
  2. 4 °C
  3. 5 °C
  4. 12 °C
MCQ: 5

Step of sewage water treatment in which sewage is placed in tanks and aerated with large blowers is called

  1. primary sewage treatment
  2. secondary sewage treatment
  3. activated sludge treatment
  4. chlorination

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Environmental Chemistry II Water MCQ App (iOS & Android)

Environmental Chemistry II Water MCQ App

10th Grade Chemistry MCQ App (Android & iOS)

10th Grade Chemistry MCQ App

SAT Chemistry MCQs App (Android & iOS)

SAT Chemistry MCQs App

O Level Chemistry MCQs App (iOS & Android)

O Level Chemistry MCQs App