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What are the spectator ions in 2h+ + so42- + ca2+ + 2r → caso4 + 2h+ + 21?
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What effect might melting sea ice have for people who live in coastal areas?
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Chemistry, 22.06.2019 08:30
In the millikan oil drop experiment they determined that every drop had a charge which was a while number multiple of -1.60x10^-19. if a drop has a total charge of -9.60x10^-19 then how many excess electrons are contained within the drop?
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Chemistry, 22.06.2019 14:00
8.98 dm3 of hydrogen gas is collected at 38.8 °c. find the volume the gas will occupy at -39.9 °c if the pressure remains constant.
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How many molecules are in 4 grams of MgCI2?...
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