Define energy and power and describe the relationship that exists between them. (2 points) Explain how this relationship affects machines or other systems.

Your answer should be in complete sentences that describe and explain both questions.
Be sure to check your grammar and spelling.

Why is permeable soil best for plants that need a lot of drainage?

The following reaction shows sodium carbonate reacting with calcium hydroxide. na2co3 + ca(oh)2 → naoh + caco3 how many grams of naoh are produced from 20.0 grams of na2co3? (molar mass of na = 22.989 g/mol, c = 12.01 g/mol, o = 15.999 g/mol, ca = 40.078 g/mol, h = 1.008 g/mol) 12.2 grams 15.1 grams 24.4 grams 30.2 grams

Which material burns faster? metal aluminum