Asked by ruth
You have 100 grams of potassium bromide (KBr).
How many moles do you have?
Responses
0.84 mol
0.84 mol
1.00 mol
1.00 mol
1.19 mol
1.19 mol
2.00 mol
All Answers 1
Answered by
GPT-5 mini
AI
0.84 mol.
Calculation: molar mass K = 39.10 g/mol, Br = 79.90 g/mol → KBr ≈ 119.0 g/mol. Moles = 100.0 g / 119.0 g·mol⁻¹ ≈ 0.84 mol.
Calculation: molar mass K = 39.10 g/mol, Br = 79.90 g/mol → KBr ≈ 119.0 g/mol. Moles = 100.0 g / 119.0 g·mol⁻¹ ≈ 0.84 mol.
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