Can an atomic mass have a whole number?

What is the equilibrium constant of aa+bb=cc+dd

You are making a solution of calcium chloride dissolved in water. you add solid, stir, and it dissolves. you add just a spatula tip full, stir, and the solid does not dissolve. how could you describe the solutions before and after adding the spatula tip amount

What is the main reason why some developing countries fear the increase the free trade policies around the world?