sierrawillingham sierrawillingham
  • 25-10-2021
  • Chemistry
contestada

A prospector panning for gold (Au) in a river collects 15.00 g of pure gold. How many Au atoms are in this quantity of gold?

Respuesta :

PowerfulTree PowerfulTree
  • 25-10-2021

Answer:

There are 4.59*10^-24 atoms in 15.00 of pure gold.

Explanation:

Molar mass of gold is 196.996g/mol

[tex]\frac{15}{196.966} =0.076 mol[/tex]

0.076*(6.022*10^-23)=4.59*10^-24

Answer Link

Otras preguntas

What is Dweck's claim in this article
What are 4 things the spaniards built in California?
casey is developing an essay about writing as a profession. she has used an interview conducted with margaret atwood as evidence in her paper and needs to cite
Which of Newton's laws accounts for the following statement? "A force cannot act alone."
Haileab Asgedom lived a wild young adulthood primarily due to the lack of parental figures in his life. What did he say was his greatest regret about this perio
If a yard is 3 feet long, how many inches are in a yard
What is the awnser to -10x+3(4x-2)=6
Darren is purchasing a home for $973000. He makes 25% down payment and obtains a 20 year fixed rate mortgage loan at 8% annual interest. His monthly payments ar
The scientific method can best be described as a plan or set of
what explanations does smith give for the loss of men