Consider the titration of 105 ml of 1.45 m ethylamine, ch3ch2nh2 (kb = 5.6 x 10-4) with 0.25 m hcl. how many ml of hcl will need to be added to the ethylamine, ch3ch2nh2 solution to reach a ph of 10.75?

Which is an example of the practical pursuit of alchemy? a. forming perfect substances. b. transforming base metals. c. developing metalworking techniques. d. linking spiritual characteristics with material substances.

Answer asap need it by wednesday morning calculate the ph of 0.02m hcl best answer will be brainliest

A2.5% (by mass) solution concentration signifies that there is a 2.5 % (by mass) solution concentration signifies that there is blank of solute in every 100 g of solution. of solute in every 100 g of solution