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Physical and Chemical Changes
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Physical and Chemical Changes
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Physical and Chemical Changes
Number of atoms in one molecule of ethene is
2
3
4
6
Author:
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Physical and Chemical Changes
In liquids the force of attraction between particles is
weaker than gases
stronger than gases but weaker than solids
stronger than solids but weaker than gases
stronger than solids and gases
Author:
rikazzz
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Physical and Chemical Changes
The mixture of iron and sulphur is separated by
filtration
magnet
distillation
evaporation
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rikazzz
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Physical and Chemical Changes
Plastic was accidently invented when the inventor was trying to make
a cup for coffee
an artificial ivory of billiard balls
an artificial sword for martial arts training
his favourite dish
Author:
rikazzz
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