Ap chemistry practice Samenvattingen, Aantekeningen en Examens

Which one of the following statements concerning matter is correct? a) a gas has a fixed volume but not a rigid shape b) a liquid has a fixed volume and a rigid shape c) a liquid takes on both the volume and the shape of its container d) a solid has a fixed volume and a rigid shape e) both b and d are correct CORRECT ANSWER d All of the following statements are true EXCEPT a) of the 113 known elements, 91 occur naturally b) an element cannot be broken down into two or more pure substan...

AP Chemistry Practice Midterm Exam 2023 WITH Answers

If matter is uniform throughout and cannot be separated into other substances by physical means, it is ___. CORRECT ANSWER either an element or a compound Which of the following are chemical processes? I) rusting of a nail II) freezing of water III) decomposition of water into hydrogen and oxygen gases IV) compression of oxygen gas CORRECT ANSWER I and III only ____ refers to how close a measured number is to the true value CORRECT ANSWER Accuracy Barium reacts with a polyatomic io...

AP Chemistry Practice Questions and answers latest update

CHEM135 AP Chemistry Practice Test #6 Chapter 8 and 9

If matter is uniform throughout and cannot be separated into other substances by physical means, it is ___. - Answer either an element or a compound Which of the following are chemical processes? I) rusting of a nail II) freezing of water III) decomposition of water into hydrogen and oxygen gases IV) compression of oxygen gas - Answer I and III only ____ refers to how close a measured number is to the true value - Answer Accuracy Barium reacts with a polyatomic ion to form a ...

AP Chemistry Practice Multiple Choice Questions and answers latest update

AP Chemistry Practice Exam Questions with Answers Which one of the following statements concerning matter is correct? a) a gas has a fixed volume but not a rigid shape b) a liquid has a fixed volume and a rigid shape c) a liquid takes on both the volume and the shape of its container d) a solid has a fixed volume and a rigid shape e) both b and d are correct - Answer>> d

CHEM135 AP Chemistry Practice Test #6 Chapter 8 and 9