Please help again!! lol

Calculate the expected ph values of the buffer systems from the experiments (a,b,c,d), using the henderson- hasselbalch equation, ph-pka+log[a-]/[ha]. use for pka values carbonic acid= 6.37, and acetic acid= 4.75.

How heavy is thanos? a) 3000 lbs b) all of it c) the price of tea in china d) heavy enough

How many grams of co(g) are there in 74.5 ml of the gas at 0.933 atm and 30o c?