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Masja [62]
3 years ago
14

How many grams of liquid water can be solidified by the release of 0.75 kj of heat?

Chemistry
1 answer:
lord [1]3 years ago
5 0

The formula to be used would be: heat =  mass of water   x  heat of fusion

                  750 J    =    m     x   334 j/g

                  Solve for m 

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Answer:

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_____ might be able to detect tumors based on its use of X-rays and ability to produce cross-sectional images of the brain.
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If liquid carbon disulfide reacts with 450 mL of oxygen to produce the gases carbon dioxide and sulfur dioxide, what volume of e
ivolga24 [154]

If excess carbon disulfide reacts with 450 mL of oxygen, 150 mL of carbon dioxide and 300 mL of sulfur dioxide gases would be produced respectively.

<h3>Stoichiometric calculation</h3>

The reaction between liquid carbon disulfide and oxygen is represented by the equations below:

CS_2 + 3O_2 -- > CO_2 + 2SO_2

The mole ratio of oxygen to carbon dioxide and sulfur dioxide produced is 3:1:2.

Thus, for 450 mL oxygen, 1/3 x 450 = 150 mL of carbon dioxide will be required.

Also for 450 mL of oxygen, 2/3 x 450 = 300 mL of sulfur dioxide will be required.

More on stoichiometric calculations can be found here: brainly.com/question/27287858

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5 0
1 year ago
What does conserving mass mean in a chemical equation?
lubasha [3.4K]
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