How much solid NaCH₃CO₂·3H₂O must be added to 0.300 L of a 0.50-M acetic acid solution to give a buffer with a pH of 5.00? Assume a negligible change in volume as the solid is added.

How do scientists think that gravity affected the formation of our solar system?

Which of the following two events occur to create a sea breeze? select all that apply. warm air rises on the ocean and moves toward the land to cool warm air rises on land and moves toward the ocean to cool cool air moves from the ocean to be warmed by the land cool air moves from the land to be warmed by the ocean

What happens to isotopes that are unstable?