Balance each of the following redox reaction in acidic medium a) P + Cu²+ = Cu + H2PO4-
b) PH3 + I2 = H3PO2 + I
c) NO2 = NO3 + NO

someone help TT
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H2so4(aq) + mg(s)—> mgso4(aq) +h2(g) which substance is the acid in the reaction?

When a nucleus absorbs a neutron and then breaks apart, there are many products of the reaction. what is not a product of a nuclear fission reaction

If an area has high air pressure and low humidity, what type of weather will it most likely have? plz !