How many bonds are present in amonium chloride
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Chemistry, 22.06.2019 05:40
Fill in the coefficients that will balance the following reaction: a0cr2(so4)3 + a1agno3
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An atom of sodium-23 (atomic number = 11) has a positive charge of +1. give this information, how many electrons does it have? how many proteins and neutrons does this atom have
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What term is missing from the central region that describes hypotheses, theories, and laws? popular predictable mathematical falsifiable
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Chemistry, 22.06.2019 10:00
How many mmols of tris-hcl are there in 100 ml of a 100 mm tris-hcl buffer solution at ph 8.1? note that the 100 mm refers to the sum of tris and tris-hcl concentrations?
Answers: 3
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