A scientist is trying to find how changing the thickness of a paper towel affects the volume of water that it will hold.

What is the dependent
variable?

Complete the following reactions using word and balanced equations including states. dilute phosphoric acid is added with a calcium hydroxide solution.

Particles vibrate in a rigid structure and do not move relative to their neighbors.

Which statement is true about this reaction? 14n+1h 15o it is a practical source of energy on earth. it occurs only outside the solar system. its product is heavier than each of its reactants. it shows the critical mass of an element.