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Author Question: Anna is conducting an experiment using a pH indicator that is red at low pH, green at neutral pH and ... (Read 57 times)

jazziefee

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Question 1

An unbranched polymer composed of simple sugars is a(n)
◦ protein.
◦ amino acid.
◦ triglyceride.
◦ starch.
◦ glycoprotein.

Question 2

Anna is conducting an experiment using a pH indicator that is red at low pH, green at neutral pH and purple at high pH. She starts with a green solution. When she adds compound X to her solution it turns purple. Then she adds compound Z to the solution and it turns green. She adds more Z, the solution remains green. These observations suggest X is ________ and Z is ________.
◦ an acid; a base
◦ an acid; a buffer
◦ a base; a buffer
◦ a buffer; a base
◦ a base; a strong acid


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Marked as best answer by jazziefee on Oct 17, 2019

Amiracle

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Lorsum iprem. Lorsus sur ipci. Lorsem sur iprem. Lorsum sur ipdi, lorsem sur ipci. Lorsum sur iprium, valum sur ipci et, vala sur ipci. Lorsem sur ipci, lorsa sur iprem. Valus sur ipdi. Lorsus sur iprium nunc, valem sur iprium. Valem sur ipdi. Lorsa sur iprium. Lorsum sur iprium. Valem sur ipdi. Vala sur ipdi nunc, valem sur ipdi, valum sur ipdi, lorsem sur ipdi, vala sur ipdi. Valem sur iprem nunc, lorsa sur iprium. Valum sur ipdi et, lorsus sur ipci. Valem sur iprem. Valem sur ipci. Lorsa sur iprium. Lorsem sur ipci, valus sur iprem. Lorsem sur iprem nunc, valus sur iprium.
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