Check all appropriate safety precautions for handling each of the three items shown. Hydrochloric acid (HCI) Hot plate Bunsen burner

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

The number to the right of an element's symbol (ex. c-12) identifies the of an isotope.

Word equation for k(s) +h2o(l) yield koh (aq) + h2