Chemistry, asked by Hemavathi1, 1 year ago

classify the following into physical and chemical changes :
1.drawing of clothes 2.formation of Clouds 3.formation of curd
4.making of cake
5.knitting of wool
6.tearing of paper 7.decomposition of waste 8.condensation of steam 9.burning of coal 10.photosynthesis
11.melting of wax
12.digestion of food

Answers

Answered by vishagh
0
1-physical
2-physical
3-chemical
4-chemical
5-physical
6-physical
7-chemical
8-physical
9-chemical
10-chemical
11-physical
12-chemical
Hemavathi1: 1 and 8 are wrong
vishagh: Did the first one meant drying of clothes or drawing??
vishagh: 8 one is correct condensation of stem is a physical change
vishagh: Chemical change are those which is irreversible.water can be condensed to water of boiled to stem it is a physical change.no new substance is formed during condensation of stem.H2O remains samr
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