Select the lewis structure for xeo2f2 which correctly minimizes formal charges.

Find the mass in grams of 1.37x1020 particles of h3po4

From the choices provided below, list the reagent(s) in order that will react with cyclopentanone to form the compound shown below.

What is a main difference between a mixture and a pure substance? a mixture is only a liquid, but a pure substance can be in any state.a mixture looks the same throughout, but a pure substance does not.1 a mixture can vary in composition, but a pure substance has a set composlo a mixture can be made up of a single compound, but a pure substance car