The ka for hcn is 4.9 ⋅ 10-10. what is the value of kb for cn-?

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.

How many moles of oxygen react with 12 moles of aluminum

What is the solubility-product constant of barium sulfate, baso4, if a saturated solution is 1.03 ´ 10-5 m?