Someone getting ready to do a bungee jump is demonstrating this type of energy.

Naoki's bicycle has a mass of 10 kg. if naoki sits on her bicycle and starts pedaling with a force of 168 n, causing an acceleration of 2.8 m/s2, what is naoki's mass?

Asolution contains 225 g of sodium chloride, nacl, dissolved in enough water to make a 0.25 l of solution. what is the molarity of the solution?

12. calculate the hydroxide ion concentration of a solution with ph = 3.25. show all calculations leading to an answer