What do valence electrons determine about an element?

Which of the following is an example of A predator adaption a. a lions pheromones b. a sharks powerful jaws c. a bears hibernation behavior d. a cardinals bright red feathers

Is O2 a compound or a molecule?

A man weighing 48 newtons climbs a 2.0-meter ladder. How much work is done? 0.0 J 24 J 96 J 124 J

How many grams of bromine, br2, are required to react completely with 37.4 grams of aluminum chloride, AlCl3?

Increased concentration generally increases the reaction rate A.) True B.) False

The formula mass of a compound

Suppose the volume of a container is decreased, but the same number of gas molecules is present at the same temperature. What will happen to the molecules? The molecules will increase in number. The molecules will decrease in number.

Zinc metal reacts with hydrochloric acid to produce hydrogen gas and an aqueous solution of zinc (ii) chloride. what is the reducing agent in this reaction? maybe prof. umbridge was right in trying to remove her.

What mass of H2SO4 is contained in 60.00 mL of a 5.85 M solution of sulfuric acid

One isotope has 6 protons and 8 neutrons which reference names this isotope