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Chemistry, 17.09.2019 20:00 miami158999
Nitrogen (n) atomic number = atomic mass = number of protons = number of neutrons = number of electrons = number of electrons in the valence shell:
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Asample of ammonia reacts with oxygen as shown. 4nh3(g) + 5o2(g) 4no(g) + 6h2o(g) what is the limiting reactant if 4.0 g of nh3 react with 8.0 g of oxygen? o2 because it produces only 0.20 mol of no. nh3 because it produces only 0.20 mol of no. o2 because it produces two times less no than nh3. nh3 because it produces three times more no than o2.
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In the reaction h2co3 (aq) + 3nh3 (aq) = 2 nh4+ (aq) + co3 2-, how many electrons are transferred?
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Ahelium balloon contains 16.9 l of helium at stp. how many atoms of helium are in the balloon
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