total hardness

All Elementary Operation Water Drop Lessons in One PDF Document

All Elementary Operation Water Drop Lessons in One PDF Document

There are 8 tests to be run in this kit, teachers will demonstrate 2 different tests, and these tests are: Alkalinity and Sulphate. The students can do the other 6 tests with a minimal amount of help, these tests are: Ammonia, pH, Colour, Copper, Total Chlorine, and Total Hardness. 

All High School Operation Water Drop Lessons in One PDF Document

All High School Operation Water Drop Lessons in One PDF Document

To allow students to run tests on five different sources of water. Students are expected to collect three samples of water: Urban and Rural (includes Aboriginal and non-Aboriginal communities) treated waters, and a Raw Source Water. 

Testing the Water We Drink! (Elementary)

Testing the Water We Drink! (Elementary)

There are 8 tests to be run in this kit, teachers will demonstrate 2 different tests, and these tests are: Alkalinity and Sulphate. The students can do the other 6 tests with a minimal amount of help, these tests are: Ammonia, pH, Colour, Copper, Total Chlorine, and Total Hardness. 

Total Hardness Problem-Based Learning Set

Total Hardness Problem-Based Learning Set

In your city, the drinking water was being inspected. After thorough inspection of your city’s water supply, there was data collected on many different aspects of your water supply. As the health and safety inspector it is your job to look through this data and find anything that may be hazardous to the public.

High School Operation Water Drop Data Sheet

High School Operation Water Drop Data Sheet

Students enter their test results for the five water samples. Students enter their results for alkalinity, ammonia, arsenic, colour analysis, copper, iron, manganese, nitrate, pH, sulphate, total chlorine and total hardness.

Total Hardness Analysis for High School Operation Water Drop

Total Hardness Analysis for High School Operation Water Drop

Total hardness is a measurement of calcium, magnesium, and is expressed as calcium carbonate; our body needs both Ca and Mg to remain healthy. The direct health effects are unknown because very little research has been done on the effects of hard water consumption.