chemist needs 90 ml of a 10 acid solution He has on hand a

Last updated: 4/26/2023

chemist needs 90 ml of a 10 acid solution He has on hand a 20 acid olution and an 8 acid solution How much of the 20 solution should ha se elect one a 75 ml O b 15 ml O c 14 ml O d 28 ml