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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 25 times)

vicky

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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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vicky

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Reply 2 on: Mar 21, 2021
:D TYSM


laurnthompson

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Reply 3 on: Yesterday
Thanks for the timely response, appreciate it

 

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