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Ray Of Light [21]
2 years ago
5

Describe an experiment to determine the density of a liquid

Chemistry
1 answer:
Tju [1.3M]2 years ago
5 0

Answer:

Take the measuring cylinder and measure its mass, in grams, as accurately as possible. Take the measuring cylinder off the balance and add the water carefully. Put the measuring cylinder back on the balance. Measure and record the new mass . Repeat the procedure,  recording the volume and total mass, until the measuring cylinder is full. Then, for each volume calculate the mass of the liquid alone.Repeat steps 1 to 3  Draw a graph of mass of liquid against volume .  Calculate the density of each liquid from the gradient of its graph line.

Explanation:

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3 years ago
Which of the following is an example of qualitative observation?Select one of the options below as your answer:. A. Joseph is ob
vekshin1
<h2>Answer : Option C) Joseph is observing the color of the reaction mixture to see whether proteins are present in the given solution.</h2><h3>Explanation :</h3>

An example of qualitative observation is the one where one uses the five senses to identify the changes in the reaction.

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5 0
3 years ago
Read 2 more answers
It was observed that magnesium sulphate was present in tap water ,which hardness might that be​
astraxan [27]

Answer:

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The presence of this resource is a main reason for permanent hardness.

Hard drinking water has moderate health benefits, but can pose serious problems for the industrial settings.

Explanation:

8 0
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san4es73 [151]

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Explanation:

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