Author Question: How many moles of HCl are present in 35.5 mL of a 0.200 M solution? A) 0.236 mol B) 0.178 mol ... (Read 75 times)

fasfsadfdsfa

  • Hero Member
  • *****
  • Posts: 554
How many moles of HCl are present in 35.5 mL of a 0.200 M solution?
 
  A) 0.236 mol
  B) 0.178 mol
  C) 0.974 mol
  D) 0.00710 mol
  E) 0.195 mol

Question 2

A 12.8 g sample of ethanol (C2H5OH) is burned in a bomb calorimeter with a heat capacity of 5.65 kJ/C. Using the information below, determine the final temperature of the calorimeter if the initial temperature is 25.0C.
 
  The molar mass of ethanol is 46.07 g/mol.
 
   C2H5OH(l) + 3 O2(g)  2 CO2(g) + 3 H2O(g) Hrxn = -1235 kJ
 
  A) 53.4C
  B) 28.1C
  C) 111C
  D) 85.7C
  E) 74.2C

Question 3

What precipitate is most likely formed from a solution containing Ba+2, Na+1, OH-1, and CO3-2.
 
  A) NaOH
  B) BaCO3
  C) Na2CO3
  D) Ba(OH)2

Question 4

Is 25 kilometers per liter good gas mileage for a VW Rabbit diesel? Hint: How do we measure mileage in the English system?
 
  What will be an ideal response?



234sdffa

  • Sr. Member
  • ****
  • Posts: 341
Answer to Question 1

D

Answer to Question 2

D

Answer to Question 3

B

Answer to Question 4

It's good: 59 miles/gal.



Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
 

Did you know?

A good example of polar molecules can be understood when trying to make a cake. If water and oil are required, they will not mix together. If you put them into a measuring cup, the oil will rise to the top while the water remains on the bottom.

Did you know?

Blood in the urine can be a sign of a kidney stone, glomerulonephritis, or other kidney problems.

Did you know?

In the United States, there is a birth every 8 seconds, according to the U.S. Census Bureau's Population Clock.

Did you know?

Most fungi that pathogenically affect humans live in soil. If a person is not healthy, has an open wound, or is immunocompromised, a fungal infection can be very aggressive.

Did you know?

Multiple experimental evidences have confirmed that at the molecular level, cancer is caused by lesions in cellular DNA.

For a complete list of videos, visit our video library