Select the correct answer.

Which reaction is a decomposition reaction?

A.

2KClO3 → 2KCl + 3O2

B.

4Na + O2 → 2Na2O

C.

ZnS + 3O2 → 2ZnO + 2SO2

D.

2NaBr + CaF2 → 2NaF + CaBr2

A molecule is a group of atoms that are held together by

whwn placed in solution an inorganic substance dissociates completlt forming hydtogen ions and anions

For each set of elements represented in this periodic table outline, identify the principal quantum number, n, and the azimuthal quantum number, ℓ, for the highest energy electrons in an atom of one of those elements

Select all that apply. Based on the properties that change in a chemical reaction, which are examples of chemical changes? baking a cake burning firewood leaf color from summer to fall shredding paper

Which food has the least amount of monounsaturated fat?

A molecule from a new organism contains adenine, cytosine, guanine, and thymine. What molecules is being looked at?

In what pH range does phenol red change from yellow to pink

Given the generic chemical reaction below write the rate of the reaction

23 For a reaction at equilibrium, which change can increase the rates of the forward and reverse reactions?

If the formula for potassium chlorate is KClO3 and the formula for magnesium fluoride is MgF2, then what isthe formula for magnesium chlorate?