This topic contains a solution. Click here to go to the answer
« previous next »

Author Question: 4.173 g of an organic compound (non-electrolyte) lowered the freezing point of 100.0 g of ... (Read 220 times)

vicky

  • Hero Member
  • *****
  • Posts: 586
on: Aug 27, 2018
4.173 g of an organic compound (non-electrolyte) lowered the freezing point of 100.0 g of nitrobenzene by 2.6 C. If the Kf of nitrobenzene is 8.1 C kg solvent/mol solute, the molecular mass of the non-electrolyte is ________.
 
  A) 260
  B) 195
  C) 65
  D) 130

Question 2

In reactions to form ionic compounds, metals generally
 
  A) lose electrons.
  B) gain electrons.
  C) become non-metals.
  D) do not react.


Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
Marked as best answer by a Subject Expert

zogaridan

  • Sr. Member
  • ****
  • Posts: 328
Reply #1 on: Aug 27, 2018
Answer to Question 1

D

Answer to Question 2

A


vicky

  • Member
  • Posts: 586
Reply 2 on: Aug 27, 2018
Great answer, keep it coming :)

upturnedfurball

  • Member
  • Posts: 334
Reply 3 on: Yesterday
Wow, this really help

« previous next »
 

Did you know?

Patients who have been on total parenteral nutrition for more than a few days may need to have foods gradually reintroduced to give the digestive tract time to start working again.

Did you know?

Oxytocin is recommended only for pregnancies that have a medical reason for inducing labor (such as eclampsia) and is not recommended for elective procedures or for making the birthing process more convenient.

Did you know?

In Eastern Europe and Russia, interferon is administered intranasally in varied doses for the common cold and influenza. It is claimed that this treatment can lower the risk of infection by as much as 60–70%.

Did you know?

As many as 20% of Americans have been infected by the fungus known as Histoplasmosis. While most people are asymptomatic or only have slight symptoms, infection can progress to a rapid and potentially fatal superinfection.

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.

Selected Minerals for Treating Nutritional and Electrolyte Disorders Selected Minerals for Treating Nutritional and Electrolyte Disorders
A compound microscope. A compound microscope.
Finger pressure to a trigger point. Finger pressure to a trigger point.
Use of a hand tool to apply pressure to a trigger point. Use of a hand tool to apply pressure to a trigger point.
Glutathione reaction with compound (denoted RX) Glutathione reaction with compound (denoted RX)
Organic-rich marine clays Organic-rich marine clays
Video: How Hemoglobin Picks Up and Delivers Oxygen

For a complete list of videos, visit our video library