A substance that easily combines with hydrogen ions from an acid is a. An acid
b. An indicator
c. A base
d. An oxide

An electrons position cannot be known precisely only it's probability of being in a certain location can be known

What is the area in square meters of 448 g ai foil that has a thickness of 23921 nm? the density is 2.70 g/cm

What energy conversion occurs when a sling shot is used to shoot a rock across the room? (2 points) question 2 options: 1) stored mechanical energy is converted to mechanical energy. 2) stored mechanical energy is converted to radiant energy. 3) gravitational energy is converted to radiant energy. 4) gravitational energy is converted to mechanical energy.