After recrystallizing an unknown solid, you obtain a preliminary melting point r
ID: 818311 • Letter: A
Question
After recrystallizing an unknown solid, you obtain a preliminary melting point range of 134-139degrees centigrade. Identify your purified unknown using the table below. Which of these compounds is your unknown most likely to be? How did you arrive at your decision? Explain your reasoning in detail?
Compound Name
Melting Point
Benzoic Acid
121-123
Benzamide
128-130
Cinamic Acid
133-135
o-Nitrobenzoic Acid
146-148
Salicylic Acid
158-160
Compound Name
Melting Point
Benzoic Acid
121-123
Benzamide
128-130
Cinamic Acid
133-135
o-Nitrobenzoic Acid
146-148
Salicylic Acid
158-160
Explanation / Answer
cinamic acid as range of 134-139 degrees is most closer to its melting point
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