What is the the atomic mass of carbon-14
a.) 6 amu
b.) 12 amu
c.) 14 amu
d.) 2 amu

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

Is a pencil falling to the floor anon contact force, a force, or a contact force

A2.5% (by mass) solution concentration signifies that there is a 2.5 % (by mass) solution concentration signifies that there is blank of solute in every 100 g of solution. of solute in every 100 g of solution