Desperate. Will GIve BRAINLIST AND THANKS What has to be done before alternative energy sources can replace fossil fuels?

the old alchemists made significant contributions to science even though there starting premises were off a bit. their conclusions after failure would steer them into better directions for investigation. science is no more than close observation and the initial mistakes result in rethinking and retrying experiments.

the ratio of the conjugate base to the acid required to attain the desired ph.