Use henderson-hassalbach equation. the pka of tris-hcl is 8.1. after you have added 1n hcl to adjust the ph of the tris solution to 8.1 what is the ratio (in mmols) of tris to tris-hcl in the resulting buffer solution?

How many moles are in 7.2 x 10^23 carbon molecules? (*round to the nearest hundredth and include the unit "mol c" after your number) question 6 options:

The human activities in two locations are described below: location a: rampant use of plastic containers location b: excessive use of pesticides and fertilizers which statement is most likely true? location a will have poor air quality because plastic is biodegradable. location a will experience water scarcity because plastic absorbs moisture. the population of honeybees will increase in location b because production of crops will increase. the population of fish in location b will decrease because the water is contaminated.

Which substance can be broken down by chemical means