Circle the best correct answer for the following multiple choice questions: 1) How many aluminum atoms are there in 3.50 grams of Al½O3? (а) 2.45 х 1022 (b) 2.07 x 1022 (с) 1.68 х 1022 (d) 4.90 х 1022 (e) 4.13 x 1022 2) What mass of cerussite, PbCO3, would contain 35.0 grams of lead? (a) 51.7 g (b) 42.4 g (c) 35.6 g (d) 45.1 g (e) 27.1 g

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Chapter1: Chemical Foundations
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Circle the best correct answer for the following multiple choice questions:
1) How many aluminum atoms are there in 3.50 grams of Al2O3?
(а) 2.45 х 1022
(b) 2.07 х 1022
(с) 1.68 х 1022
(d) 4.90 х 1022
(е) 4.13 х 1022
2) What mass of cerussite, P6CO3, would contain 35.0 grams of lead?
(a) 51.7 g
(b) 42.4 g
(c) 35.6 g
(d) 45.1 g
(e) 27.1 g
Transcribed Image Text:Circle the best correct answer for the following multiple choice questions: 1) How many aluminum atoms are there in 3.50 grams of Al2O3? (а) 2.45 х 1022 (b) 2.07 х 1022 (с) 1.68 х 1022 (d) 4.90 х 1022 (е) 4.13 х 1022 2) What mass of cerussite, P6CO3, would contain 35.0 grams of lead? (a) 51.7 g (b) 42.4 g (c) 35.6 g (d) 45.1 g (e) 27.1 g
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