An analysis of 10.0 grams of sample of a compound is found to contain 27.0 percent sodium (na), 16.5 percent nitrogen (n), and 56.5 percent oxygen (o). determine the empirical formula of the compound.

Which types of tissue support, bind together, and protect the body?

What is the balanced chemical equation for this reaction? H3PO4 + HCl → PCl5 + H2O Question 7 options: H3PO4 + 5HCl → PCl5 + H2O 2H3PO4 + 10HCl → 2PCl5 + 4H2O 2H3PO4 + 5HCl → 2PCl5 + 3H2O H3PO4 + 5HCl → PCl5 + 4H2O

One does not belong why? Ice, gold, wood, diamond and table salt

Activation energy is what kind of chemical reaction that absorbs energy

Suppose the mass of a dog is 90 pounds. If 1 kilogram is equal to 2.2 pounds, what is the mass of the dog in kilograms?

Phosphorous pentchloride (pcl5) is used as a chlorinating reagent in chlorination of organic compounds. what type of bonding occurs between the atoms of a pcl5 molecule?

Is the O-H bond and C-O bond polar or nonpolar?

Why does carbon, C, have a larger atomic mass than boron, B, even though the each have six neutrons?

Name some common substances that have one or more properties of aqueous bases

Octane, c8h18, is a component of fuel used in internal combustion engines. the dominant intermolecular forces in octane are