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Author Question: When 20.0 grams of an unknown compound are dissolved in 500. grams of benzene, the freezing point of ... (Read 78 times)

trevg

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on: Nov 5, 2023

Question 1

What is the percent by mass of sodium phosphate in a 0.142 M Na3PO4(aq) solution that has a density of 1.015 g/mL?


Question 2

When 20.0 grams of an unknown compound are dissolved in 500. grams of benzene, the  freezing point of the resulting solution is 3.77°C.  The freezing point of pure benzene is 5.444°C, and the Kf for benzene is 5.12°C/m. What is the molar mass of the unknown compound?
Chemistry ¦ Chang, Goldsby ¦ 11th Edition
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Marked as best answer by trevg on Nov 5, 2023

bball_babe_123

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Reply #1 on: Nov 5, 2023
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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trevg

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Reply 2 on: Nov 5, 2023
Wow, this really help

debra928

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Reply 3 on: Yesterday
Gracias!

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