What is the empirical formula of a compound containing carbon, hydrogen, and oxygen in the ratio 14:42:84?

Why are teeth not minerals?

Identify the f-block element. Group of answer choices Gd Ta K S None of these

How many milliliters of 0.550 m hydriodic acid are needed to react with 5.00 ml of 0.217 m csoh? hi (aq) + csoh (aq) → csi (aq) + h2o (l) ?

A certain water tower hold 4.6*10^5 gallons of water. find the volume of that water in liters.

The ability to recycle aluminum (or glass, or plastic) is ultimately an illustration of A) the law of the conservation of mass. B) the law of definite proportions. C) the ingenuity of chemists. D) the law of multiple proportions.

Litus paper turns red at pHs below 6 and blue at pHs above 8. When you dip litmus paper into a glass of cold orange juice, it turns red. When you dip it into ammonia, it turns blue. If you dip litmus paper into water, it doesn't change color.

Which one of the following will show the Tyndall Effect? a. fog b. water c. olive oil d. oxygen gas

Butter is melted in a pan. Which of the following is true about the change? Select one: a. It is a physical change that absorbs energy. b. It is a physical change that releases energy. c.

describes the sharing of a nonbonding electron pair on a nitrogen molecule with an oxygen atom, resulting in a nitrous oxide molecule?

Plants use energy from the sun in the process of photosynthesis to manufacture glucose what form of energy is that?