If the pH of a solution is 5, what is the hydrogen ion concentration?

Calculate the molarity of 48.0 ml of 6.00 m h2so4 diluted to 0.250 l .

Joan writes four numbers on the board in standard form, and then she writes their scientific notation

An object resting on a table weighs 100 n. with what force is the object pushing on the table? with what force is the table pushing on the object? explain how you got your answer.