In reverse osmosis, contaminants from the water are removed by forcefully pushing the water into a parchment membrane.Answer and Explanation: The demerits of reverse osmosis are as follows: The reverse osmosis system is very costly. It takes a long time to filter water. It removes most of...
Before I show you how to fix this issue, I would like to advise you to demonstrate how the marker tip works to the kids so they would know where the ink is coming from. While fixing, the cap should be on the marker as you need to slam it on as hard as you can. The force util...
Explain how soap removes oil from a fabric. "Hard water" contains relatively high concentrations of C a 2 + . Explain why hard water decreases the effectiveness of soap as a cleaning agent. Which statement most accurately explains the cleaning action of detergent on ...
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