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rosedeer142Lv1
9 Dec 2019
Page 4 12.A compound with an empirical formula of C2H2Br3has a molar mass of 531.47 g/mol. What is the molecular formula?
A)C2H2Br3
B)C4H4Br6
C)CHBr
D)C4H4Br3
E)C6H6Br913.
Which of the following compounds is a weak acid?
A)HNO2
B)HCl
C)HBr
D)HNO3
E)HClO4
Page 4 12.A compound with an empirical formula of C2H2Br3has a molar mass of 531.47 g/mol. What is the molecular formula?
A)C2H2Br3
B)C4H4Br6
C)CHBr
D)C4H4Br3
E)C6H6Br913.
Which of the following compounds is a weak acid?
A)HNO2
B)HCl
C)HBr
D)HNO3
E)HClO4
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2 Jun 2021
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