Calculate the amount of heat required to raise the temperature of a 22-g sample of water from 7 degrees celsius to 18 degrees celsius?

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.

Draw two cyclic constitutional isomers of cis-1

Which substance has non polar covalent bonds