msfrank03 msfrank03
  • 08-10-2020
  • Chemistry
contestada

How many moles are in 3.48 x 1024 particles of lithium ?

Respuesta :

Space
Space Space
  • 08-10-2020

Answer:

5.78 mol Li

Explanation:

Step 1: Define

Avagadro's Number - 6.022 × 10²³ atoms, molecules, formula units, etc.

Step 2: Use Dimensional Analysis

[tex]3.48(10)^{24} \hspace{3} particles \hspace{3} Li(\frac{1 \hspace{3} mol \hspace{3} Li}{6.02(10)^{23} \hspace{3} particles \hspace{3} Li} )[/tex] = 5.78073 mol Li

Step 3: Simplify

We have 3 sig figs.

5.78073 mol Li ≈ 5.78 mol Li

Answer Link

Otras preguntas

a freight train leaves the train station 4hrs before a passenger train. the two trains are traveling in the same direction on parallel tracks. if the rate of th
why is the hcf of some numbers 1
did adam have a bellybutton?
The difference of a number z and the 11 is equal to 35.
Angelina thought the rain on her wedding day was a(n) _______ sign, but the day could not have gone more perfectly.
A club decides to sell T-shirts for $12 as a fund-raiser. It costs $20 plus $8 per T-shirt to make the T-shirts. Write and solve an equation to find how many T
How is a region different from a place?
the process in which two species interact in ways that benefit both of them is called a. predation. b. mutualism. c. parasitism. d. commensalism.
spanish possessive adjectives chapter 3 3.2
Can you help me on #3 please