Can helium pair up to become a compound? (ex: sodium and chlorine=sodium chloride)

The specific environment in which an organism lives O Ecosystem O Organism O Competition O Population O Resources

Which subatomic particle adds atomic mass to an atom but without adding charge? A. ion B. proton C. electron D. neutron

According to the law of conservation of mass, why is it considered a mistake to add calcium to the product side if it is not in the reactant side of a particular chemical equation

How can a permanent magnet be damaged? a. cut the magnet in half b. heat the magnet up c. strike the magnet with a heavy blow d. both the second and third choices above

Convert 0.60 grams of Fe to atoms of Fe

Use Henry's law and the solubilities given below to calculate the total volume of nitrogen and oxygen gas that should bubble out of 1.0 L of water upon warming from 25 ∘C to 50 ∘C.

Washing soda, a compound used to prepare hard water for washing laundry, is a hydrate, which means that a certain number of water molecules are included in the solid structure.

When you light a fire place what energy transformation takes place

Correctly identify the generic formula for a synthesis reaction. a. AB + A+B b. A+B → AB c. CxHx + O2 → CO2 + H2O d. AB + C + AC + B e. AB + CD → AD + CB

Zinc phosphide, Zn3P2, is often used as a rat poison. Phosphorus has 5 valence electrons. How many valence electrons does each zinc atom lose?