Web Links UNIT 4: CHEMISTRY IN THE ENVIRONMENT Click on a section below for related Web activities:Section 4.2Questionsp. Suppose that a water-softening unit is used in a home thatdraws water from a well. Does soft water comeout of all the taps in thehome? What health concernsare related to drinkingwater with a high sodiumcontent? Research the healthissues that are associatedwithdrinking soft water (water that has had allthe metal ions removed).This site discusses the findingsof the American Dietetic Association, American Heart Association, andU.S.
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Environmental Protection Agency on the effects of salt-softenedwater.This page explains the effectsof drinking soft water and whether or not it causes mineral deficiencyin those who drink it. It also discusses the different types of watersofteners, how they work, and how effective they are.This fact sheet provides information on the effectsof softened water on skin, and the effects of sodium on blood pressureand the heart.This article provides information on how waterhardness is measured, types of water softeners, how to select the appropriatesoftener, and other facts about water softening.Section 4.3 Career Connectionp. 283Water is treated in water purificationand treatment plants. Water treatment plant operators monitor and operatethe control systems and equipment in these plants to treat and regulatethe distribution of water.
Find helpful customer reviews and review ratings for Nelson Chemistry 12: College Preparation: Study Guide at Amazon.com. Read honest and unbiased product reviews from our users. Chemistry 12 College Preparation is a comprehensive resource that provides an intuitive conceptual approach to chemistry and its application. All new and written specifically for the applied student and fully aligned to the 2009 revised Ontario curriculum (SCH4C).
It is their job to make sure that the waterpeople drink is safe-in other words, that it meets provincial standards.Water treatment plant operators collectwater samples daily for chemical and bacterial analyses. These samplesare analyzed on site or at an independent test facility. As well, operatorskeep a detailed record of results and changes that are made to the system.Failing to complete testing procedures or falsifying results can havegrave consequences, as the Walkerton tragedy showed.
Loading branch holdings.BranchFormatLocationStatusCall NumberReferenceReference DeskIn Library540 NELReferenceReference DeskIn Library540 NELReferenceReference DeskIn Library540 NELBookDue: 20/1/2020On loan540 NELReferenceReferenceIn Library540 NELBookDue: 16/1/2020On loan540 NELReferenceReference DeskIn Library540 NELBookNonfictionIn Library540 NELReferenceReference DeskIn Library540 NELReferenceReferenceIn Library540 NELReferenceReference DeskIn Library540 NELReferenceReferenceIn Library540 NELReferenceReferenceIn Library540 NELBookDue: 17/1/2020On loan540 NEL.
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