Those elements with 1,2,3 electrons in their outermost shells are gases

What occurs as energy is transferred through a wave?

What is the name of an atom with 3 protons and 4 neutrons?

Separate samples of a solution of an unknown soluble ionic compound are treated with KCl, Na2SO4, and NaOH. A precipitate forms only when Na2SO4 is added. Which cations could be present in the unknown soluble ionic compound?

Identify the combustion reaction. identify the combustion reaction. c (s) + o2 (g) → co2 (g) 2 h2 (g) + o2 (g) → 2 h2o (g) c3h8 (g) + 5 o2 (g) → 3 co2 (g) + 4 h2o (g) 2 c3h7oh (l) + 9 o2 (g) → 6 co2 (g) + 8 h2o (g) all of the reactions are examples

Find the x and y intercept of 3 (y+2) = y

What fraction of carbon 14 remains in an animal frozen in a glacier 18000 years ago?

How do you convert the number of molecules of a substance to the number of moles? a. add Avogardo's number b. subtract Avogardo's number c. multiply Avogardo's number d. devide Avogardo's number

Give 3-5 pieces of evidence to support why cloning is bad.

Nitrogen combines with oxygen to form nitrogen monoxide (no) and nitrogen dioxide (no2). a sample of no consists of 1.14 g of oxygen and 1 g of nitrogen.

The modern periodic table reflects many improvements to Mendeleev's original table. If Mendeleev's table was incorrect, why is it still studied in chemistry classrooms today?