Multiple Choice
In the context of analytical techniques, what is the primary purpose of using a flask in an experiment?
15. Analytical Techniques:IR, NMR, Mass Spect
Purpose of Analytical Techniques
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What was the primary purpose of the Miller-Urey experiment in the context of analytical techniques in organic chemistry?
A
To demonstrate the synthesis of organic compounds from inorganic precursors under prebiotic conditions.
B
To separate and purify organic compounds using chromatography.
C
To measure the rate of chemical reactions in organic synthesis.
D
To analyze the structure of complex organic molecules using spectroscopy.
Verified step by step guidance1
Understand the historical context: The Miller-Urey experiment was conducted in 1952 to explore the origins of life on Earth by simulating early Earth conditions.
Identify the main goal: The primary purpose was to demonstrate the synthesis of organic compounds from inorganic precursors under prebiotic conditions, not to analyze or separate compounds.
Recognize the experimental setup: The experiment used a closed system with water, methane, ammonia, and hydrogen, subjected to electrical sparks to mimic lightning, which was believed to be a source of energy on early Earth.
Analyze the results: The experiment successfully produced amino acids and other organic molecules, supporting the hypothesis that organic compounds necessary for life could form under prebiotic conditions.
Differentiate from other techniques: Unlike chromatography or spectroscopy, which are used for separation and analysis, the Miller-Urey experiment focused on synthesis under specific conditions.
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