Problem: If 2.01 x 1023 atoms of an element from Group IA on the periodic table has a mass of 7.675 grams, this element is most likely...

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Determine the molar mass/atomic mass of the atom by calculating the moles from the number of atoms given then divide this by the mass. Using the molar mass calculated, find the element in the periodic table

Step 1. Find the moles of 2.01x1023 atoms using Avogadro's number

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If 2.01 x 1023 atoms of an element from Group IA on the periodic table has a mass of 7.675 grams, this element is most likely...

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What scientific concept do you need to know in order to solve this problem?

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

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Based on our data, we think this problem is relevant for Professor Velazquez Mojica's class at UCD.