20-02-2019
Chemistry

contestada

classifying reactions for chem please help!
(synthesis,decomposition,
single displacement or double displacement)

K2S (aq) + Co(NO3)2 (aq) → 2KNO3 (aq) + CoS (s)

3H2 (g) + N2 (g) → 2NH3 (g)

Zn (s) + CoCl2 (aq) → ZnCl2 (aq) + Co (s)

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20-02-2019

a) Double Replacement
b) Synthesis
c) Single Replacement

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