Chemistry, 17.03.2021 23:50, tammydbrooks43
A fictional weak base, ZaH2, reacts with water to yield a solution with an OHโ ion concentration of 2.68 ร 10โ4 mol/L. The chemical equation for the reaction is ZaH2(aq) + H2O(l) โ ZaH3+(aq) + OHโ(aq). If [ZaH2] at equilibrium is 0.0997 mol/L, what is the value of Kb for ZaH2?
Answers: 3
Chemistry, 22.06.2019 12:30, quantamagic
Word equation for k(s)+h2o(l) yield koh(aq) + h2(g)
Answers: 1
Chemistry, 22.06.2019 17:20, banna01man
Pegmatites are igneous rocks in which the individual minerals are very large. typically, the minerals are all light-colored quartz, feldspar and muscovite. if you were given a black and white photograph of a pegmatite in a quarry (where the rock has been blasted and broken), what physical properties could you use to identify those three minerals in this hypothetical photo? describe each mineral and the specific diagnostic properties. be specific.
Answers: 2
Chemistry, 22.06.2019 22:30, pookie879
You just calculated that the heat of fusion for chloromethane is 6400 j/mol. the heat of fusion for hydrogen is 120 j/mol.? which of the following account for this difference? more than one correcta. chloromethane can absorb more energy at the same temperature. b. hydrogen has stronger intermolecular forces than chloromethane. c. hydrogen molecules can pack more closely than chloromethane molecules. d. chloromethane experiences dipole-dipole interactions. e. chloromethane has a higher molar mass than hydrogen.
Answers: 3
A fictional weak base, ZaH2, reacts with water to yield a solution with an OHโ ion concentration of...
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