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Science CBSE Homework Assignments
Class 9
Atoms and molecules
Atom, molecule and element
1.
Atoms and molecules
Question:
2
m.
Select 'true' or 'false' for the following statements
:
1
.
The mass of the reactants is not equal to the mass of the products in a chemical reaction.
False
True
2
.
Subatomic particles are the ones that make up an atom.
False
True
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