A buffer solution is prepared by adding NHACI to a solution of NH3 (ammonia).
NH, (aq) + H2O(1) NH, (aq) + OH(aq)
What happens if HCl is added?
shifts to
reactants
remains
the same
shifts to
products

1. list three scientific reasons cockroaches may fly.

Astring vibrates with a frequency of 10 hz. why can't a person hear the sound waves produced by the vibrating string, no matter how large the amplitude of the waves? out! this is homework and due tomorrow! you so much!

The independent variable in an experiment will be the variable that you o a) change ob) hold constant ng c) observe for changes