Chemistry, 08.03.2021 14:00 kaitlynmoore42
3 A group of Grade 10 learners conducted an experiment to test for the presence of
certain nutrients. They used egg white, glucose solution, starch powder solution
as well as olive oil. The apparatus was set up as indicated below.
Test 2
Test 1
bluret
solution
Benedict's
solution
Colour
1
heat
solution X
Colour
1
solution Y
3.3.1 What is the aim of Test 1 and Test 2 in the above diagram?
3.3.2
Identify:
a) solution X
b) solution Y
Answers: 1
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This chart lists four kinds of polymers and their sources. what can be known about all four polymers, despite their differences? they come from living things. they share ionic carbon bonds. they are at least 100 monomers long. they are made of repeating subunits.
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Explain what happens at the saturation point when adding salt to water at room temperature.
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3 A group of Grade 10 learners conducted an experiment to test for the presence of
certain nutrient...
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