A. How many ml of 10 percent acid should be added to pure acid to make 20 ml of 50 percent acid? b. How many ml of 50 percent acid should be added to pure acid to make 40 ml of 85 percent acid?

Please Help!!

126 maybe. sorry

answer: input the dimensions of the room to be painted. click the button to calculate the amount of paint and man-hours needed for this job.

interior paint coverage depends on the brand of paint used. the coverage amount is listed on the label of the paint can. use this to adjust the values in the paint coverage section below. paint usually is applied at 350 to 400 square feet per gallon (primer at 200 to 300 square feet per gallon).

step-by-step explanation:

55 because 55 + 55 = 110 good luck babe

good luck on ur quiz test or homework. have a good day : )