Question

consider this reaction involving an unknown element X. F2 + 2XBr --> Br2 + 2XF. when 8.200g of XBr reacts, 3.489g of Br2 is produced. calculate the molar mass of X, and then identify its element symbol

Name: consider this reaction involving an unknown element x f2 2xbr br2 2xf when 8200g of xbr reacts 3489g of br2 is produced calculate the molar mass of x and then identify its element symbol 29841
Uploaded: 2023-09-18T18:32:42-08:00
Duration: 2 min 56 s
Channel: David Collins
Description: consider this reaction involving an unknown element x f2 2xbr br2 2xf when 8200g of xbr reacts 3489g of br2 is produced calculate the molar mass of x and then identify its element symbol 29841

          consider this reaction involving an unknown element X. F2 + 2XBr --> Br2 + 2XF. 
when 8.200g of XBr reacts, 3.489g of Br2 is produced. calculate the molar mass of X, and then identify its element symbol

Added by Amber P.

Chemistry: Structure and Properties

Nivaldo Tro 2nd Edition

Instant Answer

Solved by Expert David Collins

09/18/2023

Step 1

- The molar mass of Br2 (bromine) is approximately 159.808 g/mol. - Calculate the moles of Br2 produced using the formula: \[ \text{moles of Br2} = \frac{\text{mass of Br2}}{\text{molar mass of Br2}} = \frac{3.489 \, \text{g}}{159.808 \, \text{g/mol}} \approx Show more…

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consider this reaction involving an unknown element X. F2 + 2XBr --> Br2 + 2XF. when 8.200g of XBr reacts, 3.489g of Br2 is produced. calculate the molar mass of X, and then identify its element symbol