Describe how to
separate a mixture of
fillings, sulphur and salt.
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The covalent compound acetylene, which is the fuel of the oxyacetylene torch used by welders, has the molecular formula c2h2. the covalent compound benzene, a commercial solvent, has the molecular formula c6h6 each of these covalent compounds contains carbon and hydrogen atoms in a one-to-one ratio. would it be correct to write the chemical formulas of each as ch? explain.

Element before carbon on the periodic table

How will the volume of a gas be affected if the pressure is tripled, but the temperature remains the same?