Which of the following characteristics is fixed, or definite, for all states of matter?
volume
shape
mass
energy

Using the periodic table, complete the table to describe each atom. type in your answers

What is the mass defect of a mole of nuclei with 1.8 x 10^15 j/mol binding energy?

Which buffer would be better able to hold a steady ph on the addition of strong acid, buffer 1 or buffer 2? explain. buffer 1: a solution containing 0.10 m nh4cl and 1 m nh3. buffer 2: a solution containing 1 m nh4cl and 0.10 m nh3