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

Author Question: Phenolphthalein has often been used to monitor the progress of acid-base neutralization reactions. ... (Read 113 times)

809779

  • Hero Member
  • *****
  • Posts: 579
on: Aug 27, 2018
Phenolphthalein has often been used to monitor the progress of acid-base neutralization reactions. What color will phenolphthalein be if there is an excess of base present?
 
  A) colorless
  B) green
  C) pink
  D) yellow

Question 2

What is the mass defect of the lithium-9 isotope in g/mol? Lithium-9 has an atomic mass of 9.0273 g/mol.
 
  What will be an ideal response?


Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
Marked as best answer by a Subject Expert

Leostella20

  • Sr. Member
  • ****
  • Posts: 337
Reply #1 on: Aug 27, 2018
Answer to Question 1

C

Answer to Question 2

0.0485 g/mol


809779

  • Member
  • Posts: 579
Reply 2 on: Aug 27, 2018
Wow, this really help

parshano

  • Member
  • Posts: 333
Reply 3 on: Yesterday
YES! Correct, THANKS for helping me on my review

« previous next »
 

Did you know?

In 2010, opiate painkllers, such as morphine, OxyContin®, and Vicodin®, were tied to almost 60% of drug overdose deaths.

Did you know?

In inpatient settings, adverse drug events account for an estimated one in three of all hospital adverse events. They affect approximately 2 million hospital stays every year, and prolong hospital stays by between one and five days.

Did you know?

In ancient Rome, many of the richer people in the population had lead-induced gout. The reason for this is unclear. Lead poisoning has also been linked to madness.

Did you know?

It is difficult to obtain enough calcium without consuming milk or other dairy foods.

Did you know?

Individuals are never “cured” of addictions. Instead, they learn how to manage their disease to lead healthy, balanced lives.

Common mechanisms for enzyme-catalyzed bisubstrate reactions Common mechanisms for enzyme-catalyzed bisubstrate reactions
Base pairing between pre-mRNA, U1 snRNA, and U2 snRNA early in the splicing proc Base pairing between pre-mRNA, U1 snRNA, and U2 snRNA early in the splicing proc
Acetoacetic acid Acetoacetic acid
Citric acid cycle intermediates Citric acid cycle intermediates
Oleic acid Oleic acid
Reactions to Drugs and Alcohol Vary Reactions to Drugs and Alcohol Vary
Video: Spinal Cord Injury Animation

For a complete list of videos, visit our video library