


CBSE /Class 9
Science MCQ Based On Atom and molecules chemical formula
Our free online Science test quiz for Class 9, CBSE will assist you to improve your Science skills on every concept in a fun interactive way.



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CBSE Class 9 Science Atom and molecules chemical formula
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What is an Avogadro Number?
Think of balancing the valencies.
What is the molecular mass of Al2O3.How many moles is that equal to?
Hint Not Available
What is an Avogadro Number?
What is the molecular mass of 1 mole of Methane
Think of the charge on a sodium cation and a chlorine anion.
What is the molecular mass of 1 mole of CaO?

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