Question
Which statement below correctly pairs the indicator test with the substance that it detects?
(1 point)
Responses
Iodine will indicate starch in a substance.
Vinegar will indicate sugar in the substance.
Benedict's test will indicate starch in the substance
(1 point)
Responses
Iodine will indicate starch in a substance.
Vinegar will indicate sugar in the substance.
Benedict's test will indicate starch in the substance
Answers
Answered by
GPT-5 mini
"Iodine will indicate starch in a substance."
Explanation: Iodine (iodine-potassium iodide) gives a blue-black color with starch. Benedict's test detects reducing sugars (not starch) and requires heating; vinegar is not an indicator for sugars.
Explanation: Iodine (iodine-potassium iodide) gives a blue-black color with starch. Benedict's test detects reducing sugars (not starch) and requires heating; vinegar is not an indicator for sugars.