FREE CHEMISTRY AND STUDY GAMES ABOUT FINAL CHEM

PDF Download

FREE CHEMISTRY AND STUDY GAMES ABOUT FINAL CHEM

PART 2 EXAM QUESTIONS

Actual Qs and Ans Expert-Verified Explanation

This Exam contains:

-Guarantee passing score -21 Questions and Answers -format set of multiple-choice -Expert-Verified Explanation

Question 1: Element

Answer:

Aluminum

Question 2: compare and contrast Substance & mixture

Answer:

A mixture is a combination of substances Question 3: states that mass is neither created nor destroyed in a chemical reaction

Answer:

Law of conservation of mass

Question 4: Gas

Answer:

Methane

Question 5: Three physical forms that describe all matter that exists on Earth

Answer:

States of Matter

Question 6: The grid organizing elements into periods and groups

Answer:

periodic table Question 7: States that different masses of one element combine with the same relative mass of another element to form different compounds

Answer:

Law of multiple proportions Question 8: i dentify each property as either physical or chemical. tell weather each physical property is Extensive or Intensive Color Tendency to rust Boiling point density Mass Ability to burn malleability ability to conduct electricity

Answer:

physical / intensive chemical Physical/ Intensive Physical / Intensive Physical / Extensive Chemical Physical / Intensive Physical / Intensive

Question 9: Element

Answer:

Gold

Question 10: Homogeneous Mixture

Answer:

Air Question 11: States the regardless of the amount, a compound is always composed of the same elements in the same proportion by mass

Answer:

law of definite proportions Question 12: A form of matter with a constant volume that takes the shape of its container

Answer:

liquid Question 13: A separation technique that results in the formation of pure solid particles from a solution

Answer:

crystallization Question 14: The ratio of the mass of each element to the total mass of the compound

Answer:

Percent by mass

Question 15: Vapor

Answer:

Steam

Question 16: A form of matter with a definite shape and volume

Answer:

solid

Question 17: Compound

Answer:

Salt

Question 18: A homogeneous mixture

Answer:

solution

Question 19: compare and contrast Chemical & physical properties

Answer:

each changes the substance on different levels. Chemical alters the composition of the substance while physical just changes the form

Question 20: Alloy

Answer:

Sterling silver

Question 21: A technique that separates the components of a mixture

Answer:

chromotography