Question

i Boiling water for 5-10 minutes plus 1 minute for every 300m above sea leren
n. Usage of water softeners (a type of chemicals) to remove impurities of calcium and magnesium and passing it into broiler
under regulated pressure
11. Adding purification tablets or drops.
w Removal of harmful elements such as arsenic and uranium
v. Using a portable water purifier
wi. Creating a water purifier using a cone and layering the cone with sand, charcoal, grass, and gravel for small rocks)
Answer-
Horne use
i, Boiling water for 5-10 minutes plus 1 minute for every 300m above sea level
11. Adding purification tablets or drops
w. Using a portable water purifier
vi. Creating a water purifier using a cone and layering the cone with sand, charcoal, grass, and gravel for small rocks )
Industrial use
11. Usage of water softeners (a type of chemicals) to remove impurities of calcium and magnesium and passing it into broiler
under regulated pressure
1V Removal of harmful elements such as arsenic and uranium
5
Grades / Disastions and answerker/ 2020-2021​

Answer 1

Answer:

The Ion Exchange Process

Calcium (Ca2+) and magnesium (Mg2+) ions that cause water hardness can be removed fairly easily by using an ion exchange procedure. Standard water softeners are cation exchange devices. Cations refer to positively charged ions dissolved in the water.