For ai it's atomic number is 13 and it's mass number is 27 how many neutrons does it have

Which of the following happens during cell division? (a) energy is created (b) waste is eliminated (c) carbon dioxide is released (d) damaged cells are replaced

Agas diffuses 1/7 times faster than hydrogen gas (h2). what is the molar mass of the gas? 100.10 g/mol 98.78 g/mol 86.68 g/mol 79.98 g/mol

If two objects at different te,peraure are in contact with each other what happens to their temperature