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25. Classify the following as element, compound or mixture and explain how do you know?
a) NaCI + H2O
b) C2H4O
c) O2
d) Co
e) CO
f) H2 + O2
g) H2O2
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25. Classify the following as element, compound or mixture and explain how do you know?
a) NaCI + H...
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