Which elements make up a water molecule?

hydrogen and nitrogen

oxygen and nitrogen

oxygen and carbon

hydrogen and oxygen

The density of sea water is 1.029 kilograms per liter. What is the density of seawater in grams per kiloliter? 1029 grams per kiloliter 0 0.000001029 grams per kiloliter O 1029000 grams per kiloliter O 1.029 grams per kiloliter

Thorium-229 is a highly radioactive isotope. Use the chart to determine the half-life of Th-229. A) 7,340 years B) 8 years C) 16 years D) 22,020 years

What takes up space? O A. Light O B. Matter O C. Sound O D. Energy

In the reaction of 2.4 g of carbon and 4.9 g of oxygen, how many grams of carbon dioxide are produced

In 3-4 sentences, explain how Waste Management is contributing to conservation

Calculate the pH of 0.65 M H2SO4 (sulfuric acid) solution? (Ka2: 1.1x10-2)

Ozone reacts completely with NO, producing NO2 and O2. A 13.0 L vessel is filled with 1.30 mol of NO and 1.30 mol of O3 at 401.0 K. Find the partial pressure of each product and the total pressure in the flask at the end of the reaction.

Which particles make up the nucleus of an atom? protons and electrons neutrons and electrons protons only protons and neutrons neutrons only

An egg is fried is that a physical or a chemical change

How many mono-; di -; and trichloro derivatives are possible for cyclopentane?