« previous next »

Author Question: Sodium-24 has a half-life of 15 hours. How much of a 20 mg sample would remain after two half-lives? ... (Read 44 times)

kamilo84

  • Sr. Member
  • ****
  • Posts: 495
on: Aug 27, 2018
Sodium-24 has a half-life of 15 hours. How much of a 20 mg sample would remain after two half-lives?
 
  A) 0 mg
  B) 2 mg
  C) 5 mg
  D) 10 mg

Question 2

The first step in the hydrolysis of fats is splitting them into fatty acids and
 
  A) methanol.
  B) ethanol.
  C) fructose.
  D) glycerol.


lin77x

  • Sr. Member
  • ****
  • Posts: 326
Reply #1 on: Aug 27, 2018
Answer to Question 1

C

Answer to Question 2

D


Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
« previous next »
 

Did you know?

Fewer than 10% of babies are born on their exact due dates, 50% are born within 1 week of the due date, and 90% are born within 2 weeks of the date.

Did you know?

The strongest synthetic topical retinoid drug available, tazarotene, is used to treat sun-damaged skin, acne, and psoriasis.

Did you know?

Many of the drugs used by neuroscientists are derived from toxic plants and venomous animals (such as snakes, spiders, snails, and puffer fish).

Did you know?

Persons who overdose with cardiac glycosides have a better chance of overall survival if they can survive the first 24 hours after the overdose.

Did you know?

The human body produces and destroys 15 million blood cells every second.

Hepatitis B Life Cycle Hepatitis B Life Cycle
Male Turkmen in the wealthier half of the population had higher fertility rates than those in the po Male Turkmen in the wealthier half of the population had higher fertility rates than those in the po
Should We Prolong Life at all Costs? Should We Prolong Life at all Costs?
The early stages of the human life cycle. The early stages of the human life cycle.
A free-running circadian sleep–wake cycle 25.3 hours in duration. Despite living in an unchanging ... A free-running circadian sleep–wake cycle 25.3 hours in duration. Despite living in an unchanging ...
Calculate the number of sodium ions in 0.375moles of Na2CO3.10H20 Calculate the number of sodium ions in 0.375moles of Na2CO3.10H20
Video: What is Cholesterols? Introduction to Lipoproteins

For a complete list of videos, visit our video library