Matter is niether created nor destroyed in any chemical change. Is this a theory or a law?

What is the heaviest non radioactive element?

Which of these is the correct word equation for the reaction, 2C4H10 (g) + 1302 (g) - > 8CO2 (g) + 10H2O (g) ? A) Water vapor and carbon dioxide gas react to form butane gas and oxygen gas.

What do electromagnetic waves carry? How are they produced Through which media can they move? Where do they transfer energy? What do they not transfer? What do mechanical waves carry? How are they produced? Through which media can they move?

Calculate the concentration of all ions present in 5.96 g Na2S in 1.00 L of solution.

Generally, why do chemical bonds form between atoms?

What information does the atomic mass of an element provide

The following diagram represents a vertical cross section of sedimentary rock layers that have not been overturned. Which principle best supports the conclusion that these layers have undergone extensive movement since deposition?

What kind of ions do a sodium atom and a chlorine atom become when a valence electron is transferred from one to the other?

NaOH and bleach have several characteristics in common. They include all BUT one of the characteristics listed.

What is the general form for the simplest type of acid-base reaction?