How much water do you need to add 10ml of a solution hcl with ph 3 to change the ph to 6

22. a flask containing 450 ml of 0.50 m h2so4 was accidentally knocked to the floor. how many grams of nahco, do you need to put on the spill to neutralize the acid according to the following equation: h2so4(aq)+2 nahcos(aq) na,so(aq) +2 h20()+2 co2(g) d) 38 g a) 2.3 g b) 9.5 g c) 19 g

Which of the following represents the ester functional group? a. -coo- b. -cho c. -cooh d. c=o

Concentrations expressed as a percent by mass are useful when the solute is a a. liquid b. gas c. solid