How many moles of water can be made from 4 moles of oxygen gas and 16 moles of hydrogen gas?

Why does his teacher ask him to balance the equation by including the correct coefficient

Draw two cyclic constitutional isomers of cis-1

Astudent completes a titration by adding 12.0 milliliters of naoh(aq) of unknown concentration to 16.0 milliliters of 0.15 m hcl(aq). what is the molar concentration of the naoh(aq)? 1)5.0 m 2)0.20 m 3)0.11 m 4)1.1 m