Question

Uuutuvily to show that alum helps the suspended particles of water to
Complete the following.
1. ...... is formed by the complete combustion of carbon.
2. Acid rain contains mainly ...... and ...... acids.
3. An increase in the CO, level in the air causes the ...... effect.
4. Sculptures, monuments and buildings are ...... by acid rain.
5. Ozonisation of water kills the ...... in it and makes it rich in dissolved .......​

Answer 1

Answer:

1. carbon dioxide
2. sulphuric & nitric
3. greenhouse
4. damaging
5. animals living