karen5022 karen5022

04-03-2017
Chemistry

contestada

How many moles of tungsten atoms are in 4.8x10^25 atoms of tungsten?

Respuesta :

keisurin keisurin

04-03-2017

number of moles = number of atoms/Avogadro's number
= (4.8x10^25)/(6.02x10^23)
=79.7 mol (3sf)

Answer Link

Otras preguntas

Resistant and Yielding A. Synonyms B. Antonyms C. Neither

Which equation can be used to calculate the area of the shaded triangle below? A rectangle with length of 10 feet and width 6 feet. A diagonal cuts the rectang

Sam is 5 years old. His older brother, Tom, is three times as old as Sam. When Sam is 20, how old will Tom be?

A piston above a liquid in a closed container had a area of 1m 2squared. The piston carried a load of 350 kg. What will be the external pressure on the upper su

Is sulfhydryl hydrophobic or hydrophilic?

A jet plane is flying at a constant altitude. at time t1=0 it has components of velocity vx= 94 m/s , vy= 110 m/s . at time t2= 33.5 s the components are vx= 17

how are people chosen to serve in the government??! please I'm desperate!

In the "Negro speaks of rivers," Langston Hughes's speaker links the rivers her describes with a. His long and notable history of his people b. His appreciatio

Everything Stuck to Him by Raymond Carver A. fiction story B. nonfiction C. poem story D. Biography explain your answer please

What vegetable is carved and judged at a festival in oaxaca?