Which of the following represent kinetic energy?

A) water behind a dam

B) a roller coaster at the top of a hill

C) gasoline

D.) Riding a bicycle

E.) An apple falling from a tree

F.) Wind

Scientific notation of 230

What ion is Calcium most likely to form? and how do you know?

At 488 mm Hg, a sample of nitrogen gas occupies 609 mL. What volume does the gas occupy if the temperature remains constant and the pressure increases to 757.8 mm Hg? Select one: a. 392 b. 607 c. 0.00529 d. 1000

Which of the following actions does not require power

determine the empirical formula of a compound containing 2.16 g of aluminium, 3.85 g of sulfur, and 7.68 g of oxygen

What river basin provide river water to charolette and gastoia?

8. Calculate the molar mass of an alkane with the mole- cular formula C H18.

What is DNA? What information does it carry? Where is DNA located?

5. Differences in which property allow the separation of a sample of sand and seawater by filtration? A) concentration of ions B) volume of sample C) mass of sample D) particle size

Describe the reaction of a weak acid and a strong base. In general, what will the final pH be when the reaction between equal moles of a weak acid and a strong base is complete?