One word answers
Q1-Which gas is released when baking soda is mixed with vinegar?
Q2-What happens when carbon dioxide is passed through lime water?
Q3.Name thebrown coloured layer formed on iron articles over aperiodof time.
Q4-. What is the role of ozone in the atmosphere?
Q5-. What type of change is photosynthesis?
Q6-. How are large crystals of pure substances obtained?
Q7. What type of change takes place when iron filings are attracted towards a magnet?
Answers
Answered by
1
Answer:
1. Carbon Dioxide
2. milky due
3. RUSTING OF IRON
4. sunscreen
5. Chemical Change
6. crystallization
7.
SEVEN NUMBER ANSWER I DON'T KNOW
Explanation:
Answered by
0
Answer:
1 carbon dioxide
Explanation:
2 to form a white precipitate of calcium carbonate CaCO³
3 it call rust and this process is called rusting
4 ozone protect life on earth from the sun ultraviolet radiation
5 chemical change
6 crystallisation
7 I don't know this answer
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