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Atoms and Molec...

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  • Question 1
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    The molecular mass of H2SO4 is

  • Question 2
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    The formula of the compound formed by the combination of Cr3+ and F− ions is

  • Question 3
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    A symbol is an abbreviated way to represent the name of an element. Which symbol represents the element chlorine?

  • Question 4
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    Which element is represented by the symbol Ag?

  • Question 5
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    Which element is represented by the chemical symbol W?

  • Question 6
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    Use the following information to answer the next question.

    The chemical formula of a molecular compound gives the information about the constituent elements of a compound. It also indicates the number of atoms of each element present in one molecule of that compound.

    Each molecule of sulfuric acid has

  • Question 7
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    What are the respective numbers of carbon, hydrogen, and oxygen atoms in a molecule of glucose?

  • Question 8
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    The amount of a substance can be expressed by the number of particles in a sample. What is the S.I. unit to measure of the amount of substance?

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