Answer the question in attachment.
answer the 3rd question in the attachment
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Answer for the third question:
Elements present in
a. Methane: CH4, carbon and hydrogen
b. Glucose: C6H12O6, carbon, hydrogen and oxygen
c. Bleaching powder: Ca(ClO)2, calcium, chlorine and oxygen
d. Aqueous solution of calcium chloride : CaCl2.2H2O, calcium, chlorine, hydrogen and oxygen
e. Graphite: carbon
f. Unleaded petrol : (contains hydrocarbons especially octane) carbon and hydrogen.
Hope it helps:-)
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