This document contains a quiz with 10 questions each on easy and hard chemistry and physics topics. For each question, the user selects an answer and is told if it is right or wrong with an explanation. The quiz covers topics like solutions, concentration, ions, combustion, cellular respiration, atomic structure, electricity and magnetism. Upon completing all 20 questions, the user is congratulated and told they are ready to take their exam.
6. Question 2!
What is concentration?
Amount of solution dissolved in in a given solute.
Amount of solute dissolved in a given solution.
Neither of the above.
It can be both.
9. Question 3
neither of the above
WRONG ANSWER
A substance that does not conduct electricity when dissolved in water
What is an electrolyte?
Substance that conducts electricity when dissolved in water.
12. Acids, Bases and Salts.
QUESTION 4
What are the 3 types of electrolytes?
Acidity, basicness and saltiness.
Gatorade, Powerade and cool-aid
Neutrals, acids and bases.WRONG ANSWER
27. Question 9
NEITHER OF THE ABOVE!
A form of oxidation that releases A SMALL amount of energy!
A form of oxidation that releases NO ENERGY!
What is combustion?
30. Question 10
What are the characteristics of Rapid combustion?
Releases a small amount of energy in a large amount of time.
Releases a large amount of energy in a short amount of time!
Releases a small amount of energy in a small amount of time.
37. Question 2!
What is the law of
conservation of mass?
Neither of the above.
The total mass of reactants is always equal to the total mass of products.
The total mass of reactants is never equal to the total mass of products.
The total mass of reactants is always different than the total mass of products.
43. Protons= Positive
Electrons= Negative
Neutrons= Neutral
QUESTION 4
What charge is each?
Neither of the above
Protons= negavtive
Electrons= neutral
Neutrons= positive
It can be both.
46. Question 5!
The atom has-
More electrons than protons
an equal amount of protons and electrons.
No protons and no electrons
More protons than electrons