Problem: Part AA flask contains 0.380 mol of liquid bromine, Br2. Determine the number of bromine molecules present in the flask. Express your answer numerically in molecules.Part BCalculate the mass of 1.00 x 1024 (a septillion) molecules of water. Express the answer numerically in grams. Express the answer numerically in grams. You may know that a million is 106, a billion is 1012. A trillion trillion would be 1024 which is also known as a septillion.

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Problem Details

Part A

A flask contains 0.380 mol of liquid bromine, Br2. Determine the number of bromine molecules present in the flask. Express your answer numerically in molecules.



Part B

Calculate the mass of 1.00 x 1024 (a septillion) molecules of water. Express the answer numerically in grams. Express the answer numerically in grams. You may know that a million is 106, a billion is 1012. A trillion trillion would be 1024 which is also known as a septillion.




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Our tutors have indicated that to solve this problem you will need to apply the Mole Concept concept. You can view video lessons to learn Mole Concept. Or if you need more Mole Concept practice, you can also practice Mole Concept practice problems.

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Based on our data, we think this problem is relevant for Professor Lopata's class at LSU.