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explain why it is not possible to deduce a complete order of reactivity.

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In which layer of earth do most earthauakes occur a_ inner core b_outer core c_mantle d_crust

Given the following at 25c calculate delta hf for hcn (g) at 25c. 2nh3 (g) +3o2 (g) + 2ch4 (g) > 2hcn (g) + 6h2o (g) delta h rxn= -870.8 kj. delta hf=-80.3 kj/mol for nh3 (g), -74.6 kj/mol for ch4, and -241.8 kj/mol for h2o (g)

How does the attraction between particles affect the ability of a solvent to dissolve in a substance