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Environmental Chemistry II Water Multiple Choice Questions and Answers PDF p. 1

Practice Environmental chemistry ii water multiple choice questions and answers, environmental chemistry ii water quiz answers PDF to solve grade 10 chemistry worksheet 1 for online courses. Practice Properties of Water MCQs, environmental chemistry ii water quiz questions and answers for online high school classes. Environmental Chemistry II Water MCQ PDF: properties of water, water pollution, types of hardness of water test prep for distance learning.

"The ratio of hydrogen (H) and oxygen (O) in water molecule by volume is" Multiple Choice Questions (MCQ) on environmental chemistry ii water with choices 0.043055556, 0.084027778, 0.125694444, and 0.167361111 for online high school classes. Solve properties of water quiz questions for school certificate programs for online courses.

MCQs on Environmental Chemistry II Water Quiz

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

0.084027778
0.043055556
0.125694444
0.167361111

MCQ: What is the fourth step of raw water treatment?

sedimentation
coagulation
filtration
chlorination

MCQ: The hardness that cannot be removed by boiling is called

temporary hardness
permanent hardness
semi temporary hardness
semi permanent hardness

MCQ: The density of water becomes maximum at

10 °C
4 °C
5 °C
12 °C

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

primary sewage treatment
secondary sewage treatment
activated sludge treatment
chlorination