i am studying 8th standard....i don't know about chemistry........how to balance chemical equations and how to learn that formulas....and how to write equation after activity....<br />please help me......<br />best answer mark as brainliest..
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firstly you learn 20 element and its number\mass and its valency
physicsandchemistry:
ok thanks
next what i do
next you can make chemical equation
ok thanks
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