socc9e3rmatKristo
socc9e3rmatKristo socc9e3rmatKristo
  • 21-09-2016
  • Physics
contestada

How many atoms are in a sample of 2.39 moles of neon (Ne) atoms?
6.02 × 1023 atoms Ne
1.44 × 1024 atoms Ne
3.97 × 10-24 atoms Ne
2.52 × 1023 atoms Ne

Respuesta :

taskmasters
taskmasters taskmasters
  • 22-09-2016
Avogadro's number represents the number of units in one mole of any substance. This has the value of 6.022 x 10^23 units / mole. This number can be used to convert the number of atoms or molecules into number of moles.

 
2.39 moles Ne ( 6.022 x 10^23 atoms / mole ) = 1.44 × 10^24 atoms Ne
Answer Link

Otras preguntas

help me plz i have 5 more
what is the slope line for y= 3x - 4
please help! tysm ;)
Please help ASAP Answer the questions about yourself. The questions do not show the subject, because it is understood from the context that they are about YOU.
Isabelle works in a specific area of photography that requires her to often rely on equipment such as underwater cameras, optical enhancers, and macros lenses t
Evaluate the line integral, where C is the given space curve. int C ye^z dz + x ln(x) dy − y dx, C: x = e^t, y = 4t, z = ln(t), 1 ≤ t ≤ 2
A previous survey of Washington residents showed that 18% of residents accessed a state park within the last 12 months. This year, the state would like to re-ad
What is phishing? What is it? How can it happen? What are some ways they ‘catch’ you?
The scale on a map is 1 4 inch = 3 4 mile. How long is one mile on the map?.
How can taking risks help overcome fear? Please give me at least 5 sentences.