Chemistry, 10.12.2020 08:20 Karinaccccc
Two elements x and y have atomic number 16 & 19 respectively. Compare their valency , number of protons in their ions and number of electrons in their ions
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Chemistry, 22.06.2019 07:00
Achemist wants to extract copper metal from copper chloride solution. the chemist places 0.50 grams of aluminum foil in a solution containing 0.75 grams of copper (ii) chloride. a single replacement reaction takes place. (ii) chloride. a single replacement reaction takes place. which statement explains the maximum amount of copper that the chemist can extract using this reaction? a) approximately 0.36 grams, because copper (ii) chloride acts as a limiting reactant b) approximately 1.8 grams, because copper (ii) chloride acts as a limiting reactant c) approximately 0.36 grams, because aluminum acts as a limiting reactant d) approximately 1.8 grams, because aluminum acts as a limiting reactant
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Chemistry, 22.06.2019 09:30
In 2002, the rare earth elements mine in mountain pass, california was closed because
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Chemistry, 22.06.2019 12:00
Ineed this asap part i: scientific method what is the difference between science and pseudoscience? what is the scientific method?
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Two elements x and y have atomic number 16 & 19 respectively. Compare their valency , number of...
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