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Chemistry, 04.08.2019 01:00, chaparro0512
What determines which element an atom is? a)mass of the atomb)number of neutronsc)number of protonsd)isotopes and ions
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Chemistry, 22.06.2019 20:30, huangjianhe135
The activation energy for the reaction no2(g)+co2(g)⟶no(g)+co(g) is ea = 300 kj/mol and the change in enthalpy for the reaction is δh = -100 kj/mol . what is the activation energy for the reverse reaction?
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What determines which element an atom is? a)mass of the atomb)number of neutronsc)number of protonsd...
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