(?)H2 + (?)O2 > (?)H2O

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?

How air particles exert a pressure on the inside of the balloon

In this chemical reaction, 325 grams of barium (ba) react completely. how many moles of lithium (li) are produced?