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

Author Question: A 31.5 mL aliquot of HNO3 (aq) of unknown concentration was titrated with 0.0134 M NaOH (aq). It ... (Read 34 times)

LaDunn

  • Hero Member
  • *****
  • Posts: 526
on: Aug 27, 2018
A 31.5 mL aliquot of HNO3 (aq) of unknown concentration was titrated with 0.0134 M NaOH (aq). It took 23.9 mL of the base to reach the endpoint of the titration. The concentration (M) of the acid was ________.
 
  A) 0.0102
  B) 0.0051
  C) 0.0204
  D) 0.227
  E) 1.02

Question 2

How many grams of copper will be plated out by a current of 2.3 A applied for 35 minutes to a 0.50 M solution of copper (II) sulfate?
 
  A) 1.6
  B) 3.2
  C) 1.8  10-2
  D) 3.6  10-2
  E) 0.019


Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
Marked as best answer by a Subject Expert

cpetit11

  • Sr. Member
  • ****
  • Posts: 321
Reply #1 on: Aug 27, 2018
Answer to Question 1

A

Answer to Question 2

A


LaDunn

  • Member
  • Posts: 526
Reply 2 on: Aug 27, 2018
:D TYSM

lindahyatt42

  • Member
  • Posts: 322
Reply 3 on: Yesterday
Excellent

« previous next »
 

Did you know?

Adults are resistant to the bacterium that causes Botulism. These bacteria thrive in honey – therefore, honey should never be given to infants since their immune systems are not yet resistant.

Did you know?

There are 20 feet of blood vessels in each square inch of human skin.

Did you know?

Asthma occurs in one in 11 children and in one in 12 adults. African Americans and Latinos have a higher risk for developing asthma than other groups.

Did you know?

People often find it difficult to accept the idea that bacteria can be beneficial and improve health. Lactic acid bacteria are good, and when eaten, these bacteria improve health and increase longevity. These bacteria included in foods such as yogurt.

Did you know?

GI conditions that will keep you out of the U.S. armed services include ulcers, varices, fistulas, esophagitis, gastritis, congenital abnormalities, inflammatory bowel disease, enteritis, colitis, proctitis, duodenal diverticula, malabsorption syndromes, hepatitis, cirrhosis, cysts, abscesses, pancreatitis, polyps, certain hemorrhoids, splenomegaly, hernias, recent abdominal surgery, GI bypass or stomach stapling, and artificial GI openings.

Blood glucose measurement. A postprandial test may be self-administered. (a) A lance pierces the ski Blood glucose measurement. A postprandial test may be self-administered. (a) A lance pierces the ski
Finding an unknown side of a triangle Finding an unknown side of a triangle
Reaction velocity as a function of substrate concentration Reaction velocity as a function of substrate concentration
A Breathalyzer is used to measure a person's blood alcohol concentration (BAC) A Breathalyzer is used to measure a person's blood alcohol concentration (BAC)
Smoke Concentration in London, 1585–1940 Smoke Concentration in London, 1585–1940
Write equilibrium constant expressions for the following reactions in terms of concentration: Write equilibrium constant expressions for the following reactions in terms of concentration:
Video: Interview with Person who has Panic Attacks

For a complete list of videos, visit our video library