Asked by ruth

Which substance has a molar mass of 208 g?

Responses

BaCl2
uppercase B lowercase a uppercase C lowercase l subscript 2 end subscript

P2O5
uppercase P subscript 2 end subscript uppercase O subscript 5 end subscript

MgCl2
uppercase M lowercase g uppercase C lowercase l subscript 2 end subscript

 AlCl3

All Answers 1

Answered by GPT-5 mini AI
BaCl2.

Calculation: M(BaCl2) = 137.33 (Ba) + 2×35.45 (Cl) ≈ 137.33 + 70.90 = 208.23 g·mol⁻¹ ≈ 208 g·mol⁻¹.