NeverForgotten1302 NeverForgotten1302

19-01-2017
Chemistry

contestada

How many atoms are present in 34.228 g of sodium

Respuesta :

gracenodarse gracenodarse

19-01-2017

To find the amount of atoms (or molecules) of any element, we multiply the number of mols of element with Avogadro's Number, 6.022⋅1023

1.55mol Na 6.022⋅10231mol = 9.33⋅1023 atoms of Na

Answer Link

Otras preguntas

The composition of a compound is 20.01% carbon and 79.99% oxygen by mass. what is its empirical formula?

why are some areas more at risk from drought than others?

A child watches his toy train moving around a circular track. he finds out that the train makes 10.0 complete trips around the track every 1.0 minutes.

True or False: If you have 2 moles of water and 2 moles of carbon, you have the same number of molecules.

Find the exact,simplified value of x for this given triangle

Please answer I will give good rating and mark brainlest What is the speed of a wave that has a wavelength of 40 cm and a frequency of 4 Hz (cycles/second)? a)

If city a is located 35° west of city b, the time at city a is ________ that at city b.

Ocean-ocean convergence produces _____A. Mainly continental volcanic arcsB. Parallel belts of folded mountainsC. Mainly volcanic mountainsD. Parallel belts of u

Y÷2+x;use x =1, and y = 2

Find an equation of the sphere with center (4, −12, 8) and radius 10. use an equation to describe its intersection with each of the coordinate planes. (if the s