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Chemical Reacti...

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  • Question 1
    1 / -0

    Which of the following is a not a chemical change?

  • Question 2
    1 / -0

    Which of the following is not an example of physical change?

  • Question 3
    1 / -0

    What is the process of conversion of sugar to alcohol and carbon dioxide by yeast called?

  • Question 4
    1 / -0

    Which of the following statements justifies that photosynthesis is a chemical change?

  • Question 5
    1 / -0

    Which of the following statements justifies the law of conservation of mass?

  • Question 6
    1 / -0

    What is law of conservation of mass?

  • Question 7
    1 / -0

    Which of the following is a balanced chemical equation?

  • Question 8
    1 / -0

    How many atoms of chlorine react with hydrogen gas in the given equation?

    2H2 + 2Cl2 → 2HCl

  • Question 9
    1 / -0

    Which of the following is a combination reaction?

  • Question 10
    1 / -0

    Which of the following types of reaction involves both chemical and physical changes?

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