This topic contains a solution. Click here to go to the answer

Author Question: A solution is prepared by dissolving 40.0 g of sucrose, C12H22O11, in 250. g of water at 25 C. What ... (Read 44 times)

V@ndy87

  • Hero Member
  • *****
  • Posts: 571

Question 1

At 20 °C, a 0.389 mol L-1 aqueous solution of ammonium chloride has a density of 1.0064 What is the mass % of ammonium chloride in the solution? The formula weight of NH4Cl is
◦ 0.387%
◦ 2.07%
◦ 2.59%
◦ 0.395%
◦ 0.732%

Question 2

A solution is prepared by dissolving 40.0 g of sucrose, C12H22O11, in 250. g of water at 25 °C. What is the vapour pressure of the solution if the vapour pressure of water at 25 °C is 23.76 mmHg?
◦ 20.5 mmHg
◦ 23.6 mmHg
◦ 24.0 mmHg
◦ 0.198 mmHg


Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
Marked as best answer by V@ndy87 on Nov 18, 2019

cassie_ragen

  • Sr. Member
  • ****
  • Posts: 347
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.
Answer Preview
Only 25% of students answer this correctly




V@ndy87

  • Member
  • Posts: 571
Reply 2 on: Nov 18, 2019
Excellent


dawsa925

  • Member
  • Posts: 326
Reply 3 on: Yesterday
Wow, this really help

 

Did you know?

Since 1988, the CDC has reported a 99% reduction in bacterial meningitis caused by Haemophilus influenzae, due to the introduction of the vaccine against it.

Did you know?

Vampire bats have a natural anticoagulant in their saliva that permits continuous bleeding after they painlessly open a wound with their incisors. This capillary blood does not cause any significant blood loss to their victims.

Did you know?

Your skin wrinkles if you stay in the bathtub a long time because the outermost layer of skin (which consists of dead keratin) swells when it absorbs water. It is tightly attached to the skin below it, so it compensates for the increased area by wrinkling. This happens to the hands and feet because they have the thickest layer of dead keratin cells.

Did you know?

Persons who overdose with cardiac glycosides have a better chance of overall survival if they can survive the first 24 hours after the overdose.

Did you know?

Calcitonin is a naturally occurring hormone. In women who are at least 5 years beyond menopause, it slows bone loss and increases spinal bone density.

For a complete list of videos, visit our video library