You can only get the EN (electronegativity) of elements (not for molecules, such as CCl4). For molecules you want DIFFERENCE IN EN. Easiest way is to look up the values in the chart. C = 2.5 , Cl = 3.0 so difference is 0.5 General idea is that EN increases left to right in the chart and decreases top to bottom in the periodic table. F (4.0) being the highest and Fr(0.7) being lowest
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To determine the electronegativity of a compound like CCl4, you would typically look at the electronegativities of the individual atoms involved. In this case, carbon (C) has an electronegativity of 2.55 and chlorine (Cl) has an electronegativity of 3.16. The electronegativity of CCl4 can be thought of as being influenced by the electronegativities of carbon and chlorine in the molecule.
This chemical reaction is:CS2 + 3 Cl2 = CCl4 + S2Cl2
no the color doesn't have anything to do with the electronegativity
1 mole CCl4 = 153.811g CCl4 = 6.022 x 1023 molecules CCl4 567g CCl4 x (6.022 x 1023 molecules CCl4)/153.811g CCl4 = 2.22 x 1024 molecules CCl4
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First, calculate the molality of the adrenaline solution in CCl4 using the elevation in boiling point. Then, determine the moles of adrenaline in the solution using the molality and mass of CCl4. Finally, divide the mass of adrenaline by the moles to find the molar mass.