Problem: How many anions are there in 2.50 g of MgBr2?a. 8.87 x 1025 anionsb. 4.43 x 1025 anionsc. 1.64 x 1022 anionsd. 8.18 x 1021 anions 

FREE Expert Solution

anions {(-) charge}

MgBr2 → Mg2+ + 2Br 2 moles Br- in 1 mole of MgBr2

  • Molar mass = mass of 1 mole of a compound
  • Molar Mass of MgBr2: 184.11 g/mol
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Problem Details

How many anions are there in 2.50 g of MgBr2?

a. 8.87 x 1025 anions

b. 4.43 x 1025 anions

c. 1.64 x 1022 anions

d. 8.18 x 1021 anions 

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