Question Detail

CHM 101 CHM 101 Past Questions Objective Question
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Question

What is the mass percent composition of fluorine in haloethane (C₂HBrClF₃)? (Duplicate in set, already answered)
Options
A 28.86%
Correct Answer
B 40.51%
C 17.97%
D 12.15%
Correct Answer

Option A is the correct answer.

Detailed Explanation

Molar mass = 197.378 g/mol, mass of F = 57.00 g/mol. %F = (57.00/197.378)×100 = 28.86%.

Hint

Calculate total molar mass and mass of fluorine.

Question Info

Course: CHM 101
Topic: CHM 101 Past Questions
Type: Objective
Difficulty: Not specified
Question 1167 of 1872
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