Limestone has a density of 2.72g/cm3. What is the mass of 24.9 cm3of limestone?

Mrs. smith ordered a root beer float (vanilla ice cream + root beer). mrs. smith noticed that the three states of matter (solid, liquid, and gas) all existed simultaneously in her root beer float. a. identify each phase of matter in the root beer float. b. describe the particles of all three phases of matter in the root beer float. (how are the particles arranged and moving? ) c. identify one phase change you would see in a root beer float and described what causes this change.

Helium decays to form lithium. which equation correctly describes this decay?

What is formed when amino acids form long chains or polymerize