Answers To Problems

6.941 g/mol
24.29 g/mol
20.192 g/mol
178.55 g/mol
35.458 g/mol
There are more Bromine-80 atoms because the atomic mass on the periodic table (79.904)is closer to 80.

(Note: You may have rounded a little differently than I did. If your answers are close, that is fine for this mini-course.)

Now you can take Quiz Two on this topic. This five-question quiz will open in a new window. Try all the questions. If you do not get the answer right the first time, it allows you to take other guesses. Hit the "CHECK" button to check your answers.

After you have taken the quiz, come back to this window and click "NEXT" to begin Lesson Three. You also can get back here by hitting the "Main Site" button at the bottom of the quiz.

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