CH4 (g) + 2Cl2 (g) --> CH2Cl2 (g) + 2HCl (g) <span>ΔH = -205.4</span>
The industrial process that utilizes that strategy of evaporation to separate a solution is known as Distillation.
<h3>What is Evaporation?</h3>
Evaporation may be defined as the methodology of liquid transforming into vapors even below its boiling point.
Distillation is an influential technique to isolate mixtures that are constituted of two or more refined liquids.
Distillation is a purification procedure where the elements of a liquid combination are vaporized and then compacted and sequestered.
Therefore, it is well described above.
To learn more about Distillation, refer to the link:
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Answer:
From the given variable values, we can calculate the density of the rock sample to be = 10750_Kg/m^3
Explanation:
To solve this question, we recollect that density is the mass per unit volume of a substance and the SI unit of density is Kg/m^3 with symbol
ρ
The given variables are as follows
mass of rock sample = 8.6g
The volume displaced in the graduated cylinder is
(Final volume level of the cylinder) - (initial volume level of the cylinder)
13.6ml - 12.8 ml= 0.8ml = volume of the rock sample
Therefore, density = 8.6/0.8 = 10.75g/ml = or 1000×10.75 Kg/m^3 =10750Kg/m^3
Density of the rock sample is 10750Kg/m^3
If you needed to make ultra-pure silver from crude silver, you would collect the pure silver metal from the cathode in an electrolytic cell. <span />
15=10z/(2-20)
15=10z/(-18)
15=5z/(-9)
3=z/(-9)==>z=3x(-9)=-27