EXTRA CREDIT   In a buffer system of HF and its salt, NaF, ________.

Studying chemistry involves the study of ______.

Which state of matter do not hold their own shape and can fill a container of any shape or size. This state of matter also has very high movement of its atoms and/or molecules.

Describing material as having the “ability to oxidize” is a ___________.

Which of the following is a physical property of mercury?

___________ is the occasional occurrence when a gas turns directly into a solid without turning into a liquid first.

A sample of argon at 300. °C and 50.0 atm pressure is cooled in the same container to a temperature of . What is the new pressure?

A sample of argon at 300. °C and 50.0 atm pressure is cooled in the same container to a temperature of . What is the new pressure?

At 125 °C, the pressure of a sample of He gas is 345 mmHg. At what temperature (°C) will the pressure become if the volume remains constant?

Which of the following is not one of Aristotle’s four elements?