Counting Atoms and Elements

Front

If an element symbol has no subscript next to it, how many atoms of this element are in the chemical formula?

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1

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NGSS.MS-PS1-1

Front

How many elements are in this chemical formula? NaOH

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3

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NGSS.MS-PS1-1

Front

The ________________ which are represented by a single uppercase letter, or represented by an uppercase letter followed by a lowercase letter. This tells you the types of elements in the compound.

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element symbols

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NGSS.MS-PS1-1

Front

How many elements are in this formula? HNO₃

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3

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NGSS.MS-PS1-1

Front

How many elements are in this formula?

Li₂O

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2

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NGSS.MS-PS1-1

Front

What does the subscript in a chemical formula tell you?

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How many atoms are present

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NGSS.MS-PS1-1

Front

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6

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NGSS.MS-PS1-1

Front

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4

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NGSS.MS-PS1-1

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24

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NGSS.MS-PS1-1

Front

How many atoms are there TOTAL in:
H₂SO₄

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7

Tags

NGSS.MS-PS1-1