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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 15:30
Becquerel expected to find ( he developed the photographic plate that had sun-exposed minerals on top of it. becquerel expected to find ( he developed the photographic plate that had been in the closed drawer.
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Chemistry, 21.06.2019 15:50
Which of these reactions are redox reactions? check all that apply.cd + hcl โ cdcl2 + h2cucl2 + na2s โ 2nacl + cuscaco3 โ cao + co2 2zns + 3o2 โ 2zno + 2so2 ch4 + 2o2 โ co2 + 2h2o
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Chemistry, 22.06.2019 12:00
A5.000 g sample of niso4 h2o decomposed to give 2.755 g of anhydrous niso4. what is the formula of the hydrate? what is the full chemical name for the hydrate? what is the molar mass of the hydrate? niso4โข_h2o what is the mass % of water in the hydrate?
Answers: 1
How many mols of sulfuric acid, h 2so 4(aq) are in 2 liters of 18 m h 2so 4? a. 9 b. 20 c. 36 d. 98...
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