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Chemistry, 21.06.2019 13:30
How many miles of calcium oxide will be produced when 1.6 miles of iron (iii) oxide react with calcium phosphate
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Chemistry, 22.06.2019 04:40
Silver tarnishes as silver metal reacts with hydrogen sulfide, h2s, in the air. in this reaction, dark silver sulfide, au2s, covers the surface of silver. when silver is polished, this coating of silver sulfide can be removed from the surface. this makes the silver shiny again. enter the coefficients that balance the tarnishing reaction equation. (type 1 for no coefficient.)
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Chemistry, 22.06.2019 07:30
11. phosphorus-32 is radioactive and has a half life of 14 days. how much of a 124 mg sample of phosphorus-32 is present after 56 days? a) 7.75 mg b) 15.5 mg c) 31.0 mg d) 62.0 mg
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Chemistry, 28.06.2019 18:20
Mathematics, 28.06.2019 18:20
English, 28.06.2019 18:20
Physics, 28.06.2019 18:20
Mathematics, 28.06.2019 18:20
Mathematics, 28.06.2019 18:20