change?
7. Classify the following as reversible or irreversible changes:
(a) Sharpening of pencil (b) Evaporation of water (c) Curdling of milk
(d) Freezing of water
(e) Rusting of iron
(f) Blowing a balloon
(g) Opening of a bud
(h) Dropping and breaking of a plastic toy
Answers
Answered by
12
Answer:
a,irreversible
b, reversible
c, irreversible
d, reversible
e, irreversible
f , irreversible
g, reversible
h, reversible
Answered by
5
Answer :
1)a,d,b,f,
2)c,e, g, h
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