Answered: a) What substances can make water in…

a) What substances can make water in lakes and ponds hard? b) Are these substances generally harmful or are they beneficial to organisms living in the water?

Essentials of Pharmacology for Health Professions

7th Edition

ISBN:9781305441620

Author:WOODROW

Publisher:WOODROW

Chapter11: Vitamins, Minerals, And Herbs

Section: Chapter Questions

Problem 4CRQ

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a) What substances can make water in lakes and ponds hard?

b) Are these substances generally harmful or are they beneficial to organisms living in the water?

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