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I have some silly doubts in third chapter atoms and molecules plz clarify it - how can we write the formulas of any compounds whenever I have not given their chemical name instead given their commonly name .?? Like - write the formula of sea salt ???if u feel that this is a stupid question then do not give answer???

Posted by Palak Pandey 4 years ago

CBSE > Class 09 > Science

5 answers

Palak Pandey 4 years ago

This is not enough plz read full ??

0Thank You

Aditi.T Rajesh 4 years ago

The formula for sea salt is NaCl. Similarly, baking soda is also sodium bicarbonate,i.e.,NaHCO3

0Thank You

Priyanka Sahni 4 years ago

Me too have so many doubts in chapter 3

1Thank You

Chandni Sehajpal 4 years ago

Your questions is not stupid I have also problems in formulas

1Thank You

Chandni Sehajpal 4 years ago

3 chapter sanu karvaya nahe va

0Thank You

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CBSE > Class 09 > Science