Choose all the answers that apply Which of the following is true of sulfuric acid? ☆It has two atoms of hydrogen.
☆It has one atom of sulfur.
☆It has two atoms of helium.
☆It has four atoms of sulfuric oxide.
☆It has four atoms of oxygen.

An electron moved from shell n = 2 to shell n = 1. what most likely happened during the transition? a fraction of a photon was added. a photon of energy was absorbed. a fraction of a photon was removed. a photon of energy was released.

If blood contains 150g of hemoglobin per liter of blood, how much hemoglobin would be contained in 10 ml of blood

Acandle’s wick is the fabric string that holds the flame, and it burns down at a constant slow pace when the candle is lit. the wick is usually surrounded by wax. which is the most important property of covalent compounds that makes them useful for making candle wax? a low boiling point a low melting point a high boiling point a high melting point