How many times more concentrated is the hydrogen ion concentration in a solution with a pH of 3 than that with a pH of 5?

Long term exposure to waves can cause sunburns and skin cancer. a) visible b) infrared c) gamma rays d) ultraviole

Identify and describe the three ways that mutations affect organisms.

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