Science

9th

grade

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Assignment

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25 questions

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  • 1. Multiple Choice
    30 seconds
    1 pt

    Which of the following is indicates as a chemical properties?

    Volume

    Luster

    Density

    Corrosivity

  • 2. Multiple Choice
    30 seconds
    1 pt

    A(n) .......................... is a transition from one state of matter to another.

    Phase change

    Intensive change

    Extensive change

    Chemical change

  • 3. Multiple Choice
    30 seconds
    1 pt

    A percentage determined by the ratio of the mass of each element to the total mass of the compound is called the ........................... .

    Molar mass

    Percent by mass

    Atomic mass

    Percent weight

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