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AssignmentMultiple Choice

Lab: Flame Test

Question 1 • EO Night School Chemistry 7320A

In this assignment, you will answer questions about the laboratory experiment.What is the main reason scientists use the flame test?

Answer
A
to determine the amount of metal ion present in a sample
B
to determine the molecular mass of a metal ion present in a sample
C
to make colorful fireworks
D
to identify metal ions in samples

Explanation

A flame test helps identify certain metal ions because each ion produces a characteristic color when heated in a flame. It does not measure how much metal is present or determine its molecular mass, and making colorful fireworks is not the test’s main purpose. The correct choice is “to identify metal ions in samples.”

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