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Author Question: How many moles of ethylene glycol must be dissolved in 500 g of water (Kf = 1.86 C m-1) to lower the ... (Read 73 times)

shofmannx20

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on: Jul 8, 2021

Question 1

How many grams of KBr are required to make 350. mL of a 0.115 mol L-1 KBr aqueous solution?
◦ 0.338 g
◦ 3.04 g
◦ 4.79 g
◦ 40.3 g

Question 2

How many moles of ethylene glycol must be dissolved in 500 g of water (Kf = 1.86 °C m-1) to lower the freezing point to -5.00 °C?
◦ 18.6 mol
◦ 2.69 mol
◦ 0.268 mol
◦ 3.73 mol
◦ 1.34 mol
General Chemistry: Principles and Modern Applications ¦ Petrucci, Herring, Madura, Bissonnette ¦ 11th Edition
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Marked as best answer by shofmannx20 on Jul 8, 2021

mbcrismon

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Reply #1 on: Jul 8, 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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shofmannx20

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Reply 2 on: Jul 8, 2021
Thanks for the timely response, appreciate it

Joy Chen

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Reply 3 on: Yesterday
:D TYSM

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