If someone doesn’t mind (honors chem warmup)

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 value of keq for the reaction expressed in scientific notation?

The atomic number, or number, is the described as the number of in the nucleus of an chemical element.