Significant figures and include the appropriate units

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Calculate the mass (in grams) of each sample.

7.6×1025 O3 molecules Express your answer to two significant figures and include the appropriate units. 4.84×1019 CCl2F2 molecules Express your answer to three significant figures and include the appropriate units 9 water molecule(s) Express your answer to four significant figures and include the appropriate units.

Reference no: EM131768287

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