skyla5rbYasxMizuf
skyla5rbYasxMizuf skyla5rbYasxMizuf
  • 14-10-2016
  • Chemistry
contestada

How many atoms are in 165 g of calcium?

Respuesta :

Аноним Аноним
  • 19-10-2016

              Find the molar mass of calcium acetate...158.165g.
So start with 255g Calcium acetate x 1 mole Calcium Acetate/158.165 g Calcium Acetate x 6 mol Hydrogen/1 mole Calcium Acetate x 6.022e23 atoms/mole.

So...(255 x 1 x 6 x 6.022e23)/(158.165 x 1 x 1) = 5.825e24 hydrogen atoms


Answer Link
Hussain514 Hussain514
  • 22-10-2016
Moles in165g = 165 / 40 = N/6.02×10^23
N=2.48325×10^24
hope it helps




Answer Link

Otras preguntas

if a square has an area of 225 square feet what is the length of each side
A pair of sneakers is on sale for $51. This is 75% of the original price. what was the original price of the shoes?
3x+4y=2 4x-4y=12 elimination
write each rate as a unit rate. 3 inches of rain in 6 hours
Explain in your own words why the boundary between the African and Eurasian plates isn't clear.
why were anti-federalists against the approval of the constitution?
How do I find the ratio of the first measurement to the second measurement ? Problem: Length of a tennis racket: 2 ft. 4 in. Length of a table tennis table pad
greatest common factor of 69 and 46
Which document guarantees citizens of the United States fair trials? A. Judiciary Act of 1789 B. Declaration of Independence C. Article I of the U.S. Consti
Why did Austria Hungary seek German support before invading Bosnia?