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Andreas93 [3]
3 years ago
11

Which element is used as a rat poison and is found in the title of the murder mystery?

Chemistry
1 answer:
sergejj [24]3 years ago
6 0
The element that is used as a rat poison and found of the murder mystery is Arsenic.
Hope this helped you!
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1) The question contains an unknown unit


The number 8908.8 has to be in units of mass: for example, kg or grams.


Here you indicated L.


I am going to work assuming that L is a mass unit. So you can see the way to solve the problem, but you have to verifiy the real unit of the statement and substitute with it.



With that in mind you can find the density of the liquid from:


density  = mass / volume


2) Calculate the volume.


The volume of the liquid is the volume of the vessel, because it is filled.


The volume of the vessel is calculated from the formula of volume for a rectantular prism.


Volume of a rectangular prism = area of the base * height = side * side * height


=> Volume = 10 dm * 4 dm * 6 dm = 240 dm^3 = 240 liter


3) Calculate the density:


density = mass /volume = 8,908.8 L / 240 liter   =  37.12 L / dm^3



Answer: 37.12 L / dm^3


 
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<u>Mixture </u>: It is defined as the substance that is made by the combination of two or more different components which are physically combined.

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<u> Element :</u> It is a pure substance which is composed of atoms of similar elements.

<u>As discussed above,  The different elements in the compounds are chemically bonded and hence, it is the substance which can be broken down into the simpler units when it subtend only by the chemical change.</u>

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