Mixtures
- Created by: EllaLouise02
- Created on: 28-05-18 08:47
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- Mixtures
- Water
- To test for water use cobalt chloride paper.
- The process of rain going into the rivers/sea then evaporated back into the clouds then back to lakes.
- To collect water, fill a whole with damp sand/soil and place a container and cover with material. Lay something heavy onto and wait overnight.
- Breathing and gases in the atmosphere
- Effects of smoking: lung and heart cancer, raised blood pressure, brittle bones
- Nitrogen: 78% Oxygen: 21% Argon: 0.93% C02: 0.04%
- To test for oxygen, a glowing, wooden splint should relight in a test tube
- What is a catalyst?
- A catalyst is a substance that increases the rate of a chemical reaction without itself undergoing any permanent change.
- Water
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