What is the pH of a solution with a 3.2 x 10−5 M hydronium ion concentration? (5 points) Select one:
a.4.3
b.4.5
c.11
d.12

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.

What’s the percent by mass of carbon in c10h14n2

What produces wave a)sound b) heats c)transfer of energy d)vibrations