Which of the following is an example of potential energy?

-none of the above

-A person jumping on a trampoline

-a book on the shelf

-A person running in place

If you have 100 grams of H2, how many moles of H2 is that?

In an ionic bond, Select one: A. atoms, having gained or lost electrons, attract one another with opposite charges. B. two atoms are attracted by the same charges. C. atoms attract each other by sharing electrons to fill their valence shells. D.

Which is the empirical formula for hydrogen peroxide

Energy from the sun comes fromfusion. what happensduring the reaction?

Silicon has three naturally occurring isotopes. Silicon-28 has a mass of 27.98 and a relative abundance of 92.23%. Silicon-29 has a mass of 28.98 and a relative abundance of 4.68%. Silicon-30 has a mass of 29.97 and a relative abundance of 3.09%.

A ratio wave travels 186,000 miles per second. How many kilometers will the wave travel in one microsecond? (1 mile=1.61 km)

Pb (BO2) 2 chemical name

What is Flocculation

What is the difference between a 1s orbital and a 2s orbital is that

Why should distilled water be used when conducting chemical tests? Select all that apply. O Distillation removes most chemicals present in tap water that could give us false results.