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Chemistry, 21.06.2019 15:00
Litmus paper is made from water-soluble dyes which are extracted from lichens. this paper is used as an acid-base indicator. which of these common household substances would turn blue litmus paper red? a) bleach b) lye c) soap d) vinegar
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Chemistry, 21.06.2019 18:10
The enthalpy of formation of water is -285.8 kj/mol. what can be inferred from this statement?
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What's the electron configuration of Zr (AN 40)...
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