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

Author Question: The value of G at 25 C for the formation of calcium chloride from its constituent elements, Ca (s) + ... (Read 85 times)

jCorn1234

  • Hero Member
  • *****
  • Posts: 545
on: Aug 27, 2018
The value of G at 25 C for the formation of calcium chloride from its constituent elements, Ca (s) + Cl2 (g)  CaCl2 (s) is ________ kJ/mol.
 
  A) -795.8
  B) +795.8
  C) +763.7
  D) +748.1
  E) -748.1

Question 2

A 25.0-mL sample of 0.150 M hypochlorous acid is titrated with a 0.150 M NaOH solution. What is the pH after 13.3 mL of base is added? The Ka of hypochlorous acid is 3.0  10-8.
 
  A) 7.25
  B) 1.34
  C) 4.43
  D) 7.58
  E) 7.46


Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
Marked as best answer by a Subject Expert

lgoldst9

  • Sr. Member
  • ****
  • Posts: 372
Reply #1 on: Aug 27, 2018
Answer to Question 1

E

Answer to Question 2

D


jCorn1234

  • Member
  • Posts: 545
Reply 2 on: Aug 27, 2018
Wow, this really help

sultana.d

  • Member
  • Posts: 320
Reply 3 on: Yesterday
Excellent

« previous next »
 

Did you know?

The oldest recorded age was 122. Madame Jeanne Calment was born in France in 1875 and died in 1997. She was a vegetarian and loved olive oil, port wine, and chocolate.

Did you know?

Walt Disney helped combat malaria by making an animated film in 1943 called The Winged Scourge. This short film starred the seven dwarfs and taught children that mosquitos transmit malaria, which is a very bad disease. It advocated the killing of mosquitos to stop the disease.

Did you know?

Only 12 hours after an egg cell is fertilized by a sperm cell, the egg cell starts to divide. As it continues to divide, it moves along the fallopian tube toward the uterus at about 1 inch per day.

Did you know?

During the twentieth century, a variant of the metric system was used in Russia and France in which the base unit of mass was the tonne. Instead of kilograms, this system used millitonnes (mt).

Did you know?

Oliver Wendell Holmes is credited with introducing the words "anesthesia" and "anesthetic" into the English language in 1846.

The formation of covalent bonds The formation of covalent bonds
The process of urine formation. The process of urine formation.
Four pieces of evidence that the reticular formation is involved in sleep. Four pieces of evidence that the reticular formation is involved in sleep.
Tornado Formation: Tornadoes around the globe. Tornado Formation: Tornadoes around the globe.
Formation of an A═T to G≡C transition mutation Formation of an A═T to G≡C transition mutation
Video: Type of Cell Junctions - Desmosome, Hemidesmosomes and Gap Junctions

For a complete list of videos, visit our video library