robin2087
robin2087
27-02-2017
Chemistry
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Help me wit 7 , 8 , 9, 10
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Sawyer21657
Sawyer21657
27-02-2017
2Br2 + 2HOH –> 4HBr + O2
Na2S + 2HCl –> 2NaCl + H2S
2Cu + 2HNO3 –> 2CuNO3 + H2
C3H8 + 5O2 –> 3CO2 + 4HOH
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