Question

give examples of compound containing - ( write the formula ). a) carbon and oxygen. b) calcium and oxygen. c) hydrogen and oxygen

Answer 1

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a). $CO_{2}$ (Carbon Dioxide)

b). $CaO}$(Calcium Oxide)

c). $H_{2}O}$ (Water) or $H_{2}O_{2}}$(Hydrogen Peroxide)

Answer 2

Answer...

1.carbon dioxide. CO2
2.calcium and oxygen. Ca2O2
3.hydrogen and oxygen. H2O

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