Author Question: What is the term for the base unit of mass in the metric system? A) gram B) liter C) meter D) ... (Read 221 times)

cnetterville

  • Hero Member
  • *****
  • Posts: 547
What is the term for the base unit of mass in the metric system?
 
  A) gram
  B) liter
  C) meter
  D) second
  E) none of the above

Question 2

The freezing point of ethanol (C2H5OH) is -114.6 C. The molal freezing point depression constant for ethanol is 2.00 C/m.
 
  What is the freezing point (C) of a solution prepared by dissolving 50.0 g of glycerin (C3H8O3, a nonelectrolyte) in 200.0 g of ethanol?
  A) -115.0
  B) -5.43
  C) -132.3
  D) -120.0
  E) -114.6


stano32

  • Sr. Member
  • ****
  • Posts: 339
Answer to Question 1

A

Answer to Question 2

D



Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question

cnetterville

  • Hero Member
  • *****
  • Posts: 547
Both answers were spot on, thank you once again



stano32

  • Sr. Member
  • ****
  • Posts: 339

 

Did you know?

The use of salicylates dates back 2,500 years to Hippocrates’s recommendation of willow bark (from which a salicylate is derived) as an aid to the pains of childbirth. However, overdosage of salicylates can harm body fluids, electrolytes, the CNS, the GI tract, the ears, the lungs, the blood, the liver, and the kidneys and cause coma or death.

Did you know?

The toxic levels for lithium carbonate are close to the therapeutic levels. Signs of toxicity include fine hand tremor, polyuria, mild thirst, nausea, general discomfort, diarrhea, vomiting, drowsiness, muscular weakness, lack of coordination, ataxia, giddiness, tinnitus, and blurred vision.

Did you know?

Alzheimer's disease affects only about 10% of people older than 65 years of age. Most forms of decreased mental function and dementia are caused by disuse (letting the mind get lazy).

Did you know?

There used to be a metric calendar, as well as metric clocks. The metric calendar, or "French Republican Calendar" divided the year into 12 months, but each month was divided into three 10-day weeks. Each day had 10 decimal hours. Each hour had 100 decimal minutes. Due to lack of popularity, the metric clocks and calendars were ended in 1795, three years after they had been first marketed.

Did you know?

The tallest man ever known was Robert Wadlow, an American, who reached the height of 8 feet 11 inches. He died at age 26 years from an infection caused by the immense weight of his body (491 pounds) and the stress on his leg bones and muscles.

For a complete list of videos, visit our video library