A test tube standing vertically

A test tube standing vertically in a test tube rack contains 2.4 cm of oil, whose density is 0.81 g/cm^3 and 6 cm of water. What
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2. asked by Solana
3. 1,924 views
Eileen is heating a solution in a test tube. What safety precaution should she take?A. Angle the test tube away from herself and
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2. 96 views
Questions:1. In each test tube, a precipitate formed upon DROPWISE addition of the second reagent (steps 5 and 6). What are
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2. asked by Maranda
3. 880 views
Questions:1. In each test tube, a precipitate formed upon DROPWISE addition of the second reagent (steps 5 and 6). What are
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2. asked by Maranda
3. 1,075 views
Suppose that you heated a sample of a hydrated ionic compound in a test tube. What might you expect to see inside the test tube,
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2. asked by katie
3. 5,145 views
SODIUM BICARBONATE TEST (Carboxylic Acid Group)1. To a clean test tube, add 1 -2 ml of the unknown organic solution 2. To the
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2. 100 views
TOLLEN’S TEST (Aldehyde Group)1. In a clean test tube, add 1-2 mL of the unknown organic solution 2. Then add 1-2 mL of the
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2. 52 views
TOLLEN’S TEST (Aldehyde Group)1. In a clean test tube, add 1-2 mL of the unknown organic solution 2. Then add 1-2 mL of the
1. 1 answer
2. 56 views
As Jose mixed two substances in a test tube, he noticed that the test tube became warm. He also noticed an odor coming from the
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2. 77 views
In this example, sound waves are created in a tube. The tube is partially filled with water and the level of water is adjusted
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2. asked by hayley
3. 609 views