The world's oceans contain approximately 7.6 x 1019 moles of water molecules. Based on this, how many water molecules are there in the world's oceans?

Three treatments of different starting materials are listed. Which statement explains the treatments? Substance 1 was activated by a decrease in temperature, Substance 2 was activated by the change in concentration, and Substance 3 decreased the

What happens to bonds of the compounds in a chemical reaction

What combination of processes can transform a metamorphic rock to sediments?

What is the ph of 1l of a acetic acid buffer?

Which of the following is not a polyatomic ion? A. NH4 B. OH C. NO2 D. NO3 E. None of the Above

Where are two places that scientists obtain scientific knowledge

Which of the following best describes what happens when an ionic bond forms? A) two atoms come together and share electrons in order to fill their octets. B) two atoms give up their electrons in order to form a bond.

Describe the attraction between 2 atoms as a result of sharing electrons

I need to know about mitosis and meiosis

What is sediment and debris, and what role does it play in the way sedimentary rock forms?