What would be the pH of an aqueous solution of sulphuric acid which is 5×10^-5 mole in concentration​

Balance this equation co2(g) + h2o (g) show that the balanced equation obeys the law if conversation of mass

Chromosome 17 is made of over million base pairs.

The chemical equation below shows the reaction of sodium (na) and chlorine (cl) to form sodium chloride (nacl). 2na + cl2 → 2nacl in this equation, which of the following is a reactant? i. sodium ii. chlorine iii. sodium chloride