VII. Answer the following Questions:
3x1= 3
17.
Is it possible to test hardness of water using soaps? Give scientific reason for your
answer.
18.
How does atmoic size vary from left to right in a period? Write?
Covalent compounds have less boiling point then ionic compounds, Why?
19.
Answers
Answered by
2
Answer:
Photosynthesis is a process used by plants and other organisms to convert light energy into chemical energy that, through cellular respiration, can later be released to fuel the organism's metabolic activities.
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