How many grams are presented in a 7.4 moles sample of H2O?

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.

Which of the following best supports the concept that genetic information is passed on to offspring from both of their parents, not just one?

What is the molar mass of potassium nitrate, kno3