In a laboratory, a student finds the boiling point of water at sea level to be 102.0 °C. The true value of the boiling point of water at sea level is 100.0 °C. What is the student's
percent error?

What is the ph of a solution that has a hydrogen ion concentration of 1.0 * 10 -9 m?

Areaction in which products can react to re-form reactants is

If a simple machine aduces the strength of a force, what must be increased? the speed of the input force the work the simple machine performs the size of the simple machine the distance over which the force is applied