Which could describe the motion of an object? distance = 1 meter and displacement = 10 meters distance = 10 meters and displacement = 100 meters distance = 0 and displacement = 10 meters distance = 10 meters and displacement = 10 meters

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.

Astudent reacts 13 moles of iron with 21 moles of oxygen according to the following equation:

Ascientist measures the speed of sound in a monatomic gas to be 449 m/s at 20∘c. what is the molar mass of this gas?