Chemistry - Unit 1: MATTER
a month ago
hamilton_60720
Save
Edit
Host a game
Live GameLive
Homework
Solo Practice
Practice
17 QuestionsShow answers
  • Question 1
    45 seconds
    Q.

    When rain freezes and turns to ice or sleet, this is an example of a

    answer choices

    physical property

    chemical property

    physical change

    chemical change

  • Question 2
    45 seconds
    Q.

    Two substances are combined. Gas is released, and a tall, black column forms. This is an example of a

    answer choices

    physical property

    chemical property

    physical change

    chemical change

  • Question 3
    45 seconds
    Q.

    Which answer below is an example of two physical properties of matter?

    answer choices

    weight and toxicity

    mass and reactivity

    mass and volume

    mass and pH

  • Question 4
    45 seconds
    Q.

    When two substances are combined, a milky substance forms and falls to the bottom of the flask. What would be the most likely reason this happened?

    answer choices

    One of the substances dissolved.

    The substances chemically reacted with one another.

    Some of the liquid evaporated.

    One of the substances crystallized.

  • Question 5
    45 seconds
    Q.

    Conductivity is an example of a/an

    answer choices

    chemical property

    intensive property

    extensive property

    dependent property

  • Question 6
    45 seconds
    Q.

    To compress means to be squeezed or pressed together. Why is a gas easily compressible, but solids are not?

    answer choices

    Gas particles are much smaller.

    Particles in a solid are not strongly attracted to one another.

    Molecules in a solid are much larger.

    Particles in a gas are much farther apart compared to a solid.

  • Question 7
    45 seconds
    Q.

    Which state of matter has an indefinite shape and a definite volume?

    answer choices

    liquid

    solid

    gas

    plasma

  • Question 8
    45 seconds
    Q.

    Which state of matter has an indefinite shape and an indefinite volume?

    answer choices

    liquid

    solid

    gas

    plasma

  • Question 9
    45 seconds
    Q.

    Which state of matter has a definite shape and a definite volume?

    answer choices

    liquid

    solid

    gas

    plasma

  • Question 10
    45 seconds
    Q.

    A mixture

    answer choices

    is made of a single substance.

    is made of more than one substance.

    always has a fixed composition.

    is made of substances that you can always see at all times.

  • Question 11
    45 seconds
    Q.

    Students were studying different liquid samples. Which of these is most likely a pure substance?

    answer choices

    Liquid A was heated and evaporated completely. Nothing was left behind in the beaker.

    An acid was mixed with Liquid B, and bubbles formed.

    Once Liquid C cooled, a precipitate formed.

    The density of Liquid D is 2.3 g/mL.

  • Question 12
    45 seconds
    Q.

    If a salad dressing with water and vinegar looks the SAME throughout (has a consistent color and texture), it would be an example of a

    answer choices

    heterogeneous mixture

    pure substance

    compound

    homogeneous mixture

  • Question 13
    45 seconds
    Q.

    What happens when you mix water and NaCl?

    answer choices

    NaCl is salt. It will dissolve in water.

    NaCl is salt, and it will all just sink to the bottom of the container.

    NaCl is salt, and it will all float on top of the water.

    We have no way of knowing what NaCl is.

  • Question 14
    45 seconds
    Q.

    When salt dissolves in water, it is an example of a

    answer choices

    heterogeneous mixture

    chemical reaction

    homogeneous mixture

    chemical change

  • Question 15
    45 seconds
    Q.

    TRUE or FALSE: A salt water solution will look the same throughout.

    answer choices

    True

    False

  • Question 16
    45 seconds
    Q.

    Mixtures are

    answer choices

    physically combined and can usually be separated.

    physically combined and can never be separated.

    chemically combined.

    We have no way of knowing how they combine.

  • Question 17
    45 seconds
    Q.

    A salt water solution can be separated by

    answer choices

    filtration

    a sieve

    a centrifuge

    evaporation

Report Quiz
Join a game