acid and alkalie

acid and alkalie

basic science

chapter : 3

​substance changes hibiscus paper into red : butter milk , venegar , tamarind water.

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​no colour : water coconut oil , soap solution ,milk , salt , solution.

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what is hibiscus paper .

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​what is litmus papper

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​what is acid

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​thing you should know while handling

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​list food substances and acid present in it

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​what is carbonate