alexandriaserna alexandriaserna
  • 07-06-2017
  • Chemistry
contestada

How many Helium atoms are in 12 grams of Helium?

Respuesta :

noobstudent noobstudent
  • 08-06-2017
12gHe/1 × 1molHe/4.0026g × 6.02x10^23atomHe/1mol = 1.8 atoms
Answer Link

Otras preguntas

What company management strategy was used to suppress the Homestead Strike?
Name two structures other than DNA, that bacterial cells have but animal cell do not.
There are 3x-2 trees planted in each row of a rectangular Parcel of land. If there are a total of 24x-16 trees planted and the parcel, how many rows of trees a
__________ are the political leaders of the United States who helped in creating its system of government.A.The followers of Shays’ Rebellion B.Congress C.The S
find the product of 2/3x4/7x14/5
why not two magnetic field lines can intersect? why not it is possible?
A wire 2 m long, 0.1 mm in diameter and has resistance of 20 ohm. Calculate the resistivityof its material.
What is the range of the function: {(1, 3); (3, 5); (5, 7); (7, 9)}?                                    A. {1, 3, 5, 7}
why not two magnetic field lines can intersect? why not it is possible?
how do you find the y-intercept in a equation?