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Author Question: A solution containing 292 g of Mg(NO3)2 per liter has a density of 1.108 g/mL. The molality of the ... (Read 52 times)

vicky

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on: Mar 21, 2021

Question 1

A solution consisting of 0.250 mol of methylbenzene, C6H5CH3, in 249 g of nitrobenzene, C6H5NO2, freezes at –1.0°C. Pure nitrobenzene freezes at 6.0°C. What is the freezing-point depression constant of nitrobenzene?

◦ 4.1°C/m
◦ 3.5°C/m
◦ 28°C/m
◦ 7.0°C/m
◦ 14°C/m

Question 2

A solution containing 292 g of Mg(NO3)2 per liter has a density of 1.108 g/mL. The molality of the solution is:

◦ 2.00 m
◦ 2.41 m
◦ 1.77 m
◦ 6.39 m
◦ none of these are correct
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Marked as best answer by vicky on Mar 21, 2021

dlook33

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Reply #1 on: Mar 21, 2021
Lorsum iprem. Lorsus sur ipci. Lorsem sur iprem. Lorsum sur ipdi, lorsem sur ipci. Lorsum sur iprium, valum sur ipci et, vala sur ipci. Lorsem sur ipci, lorsa sur iprem. Valus sur ipdi. Lorsus sur iprium nunc, valem sur iprium. Valem sur ipdi. Lorsa sur iprium. Lorsum sur iprium. Valem sur ipdi. Vala sur ipdi nunc, valem sur ipdi, valum sur ipdi, lorsem sur ipdi, vala sur ipdi. Valem sur iprem nunc, lorsa sur iprium. Valum sur ipdi et, lorsus sur ipci. Valem sur iprem. Valem sur ipci. Lorsa sur iprium. Lorsem sur ipci, valus sur iprem. Lorsem sur iprem nunc, valus sur iprium.
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vicky

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Reply 2 on: Mar 21, 2021
Gracias!

cpetit11

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Reply 3 on: Yesterday
YES! Correct, THANKS for helping me on my review

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