Chemistry, 04.01.2020 09:31, tyryceschnitker

How many oxygen atoms are in 2.30 g of quartz?

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Chemistry, 22.06.2019 13:00, carlinryan

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Aconcentrated solution of ammonia is 14.8m and has a density of 0.899g/l. what is the concentration of ammonia in this solution in weight percent (%w/w)?

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Chemistry, 22.06.2019 20:10, maddie1776

Insoluble sulfide compounds are generally black in color. which of the following combinations could yield a black precipitate? check all that apply. na2s(aq)+kcl(aq) li2s(aq)+pb(no3)2(aq) pb(clo3)2(aq)+nano3(aq) agno3(aq)+kcl(aq) k2s(aq)+sn(no3)4(aq)