Which explains the basis of the biuret test?
a) sudan iii dye binds to lipids and changes col...
Chemistry, 14.10.2019 16:20 alejandr1872913
Which explains the basis of the biuret test?
a) sudan iii dye binds to lipids and changes color
b) a blue dye binds to protein and changes color
c) under base conditions, copper ions bind to the amino groups of proteins and change color
d) iodine fits into the coils of starch polymers and changes colors
Answers: 3
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Complete the following reactions using word and balanced equations including states. dilute phosphoric acid is added with a calcium hydroxide solution.
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If 1.8 l of water is added to 2.5l of a 7.0 m koh solution, what is the molarity of the new solution
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Provide a stepwise curved arrow mechanism that fully explains the outcome of the reaction shown below. oh нао* heat он
Answers: 2
Chemistry, 22.06.2019 20:40
Select the correct value for the indicated bond angle in each of the compounds. o−o−oo−o−o angle of o3 90° 109.5° < 109.5° 120° < 120° 180° f−b−ff−b−f angle of bf3 180° < 109.5° < 120° 120° 109.5° 90° f−o−ff−o−f angle of of2 < 120° 120° 90° 109.5° 180° < 109.5° cl−be−clcl−be−cl angle of becl2 90° 109.5° 180° 120° < 109.5° < 120° f−p−ff−p−f angle of pf3 90° 109.5° < 109.5° 180° 120° < 120° h−c−hh−c−h angle of ch4 90° < 109.5° 180° 120° < 120° 109.5°
Answers: 1
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