<span>A 50 kg student runs up a flight of stairs that is 6 m high. How much work is done? 3000 J. Calculate the work done when a force of 1 N moves a book 2 m. 2 J .... 200 W, 100 W. Calculate the power expended when a 500. N barbell is lifted 2.2 m in 2.0 seconds. 550 W. energy. the property of an object or system that ...</span>
Activation of energy is the foundation of chemical being react in a solution. If activation energy is not reached then no reaction would happen.
Answer: gasoline, water, sea water, chloroform and mercury so B
Explanation:
Answer:
to have a "full" last orbital shell
Explanation:
They can not live withought ther outer most shell
