Given the H+ =3.89 x 10-7 M what is the pH?

How many moles of oxygen react with 12 moles of aluminum

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.

Select the correct location on the image identify the element that humans need to breathe. 2015 er r ights reserved