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Polyelectrolytes are polymers whose repeating unit...

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A timer or countdown timer is a type of clock that...

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Spectrophotometry is a branch of electromagnetic s...

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Thorium Nitrate is a highly water soluble crystall...

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Boron is a chemical element. It has the symbol B a...

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Digital Alcometer

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Graphene (/ˈɡræfiːn/)[1] is a carbon allotrope con...

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Food Sodium citrates are used as acidity regulator...

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