Please help with these questions

A+b→2c when the reaction begins, the researcher records that the rate of reaction is such that 1 mole of a is consumed per minute. after making changes to the reaction, the researcher notes that 2 moles of a are consumed per minute. what change could the researcher have made to effect this change?

Identify and describe the three ways that mutations affect organisms.

Sugar is dissolved in water. which is the solute? sugar neither both water