khuzwayojere khuzwayojere

01-07-2021
Chemistry

contestada

Calculate the number of phosphorus atoms in 6.2g of phosphorus

Respuesta :

hoorjamshed hoorjamshed

01-07-2021

Answer:

9.33 e22

Explanation:

For moles

N=m/M

N=6.2/40

N=0.155

For total no. Of atoms:

Atoms= N × 6.02e23

Atoms= 0.155× 6.02e23

Atoms= 9.33e22

Answer Link

Otras preguntas

What would be the cost to each person in the United States to build a Death Star if it's cost would be 9*10^14 dollars? Express your answer to one significant f

The circumfrence of a ball is 60cm. The ball rolls 16.2m. How many times does the ball make one complete roll?

What is one thing Benjamin Franklin is famous for?

What is the gram-formula mass of Fe(NO3)3? (1) 146 g/mol (3) 214 g/mol (2) 194 g/mol (4) 242 g/mol

what are the functions of Holloware

The excitation of an electron on the surface of a photocell required 5.0 x 10 –27 J of energy. Calculate the wavelength of light that was needed to excite the e

Given the balanced ionic equation: 3Pb2+ + 2Cr ==> 3Pb + 2Cr3+ What is the number of moles of electrons gained by 3.0 moles of lead ions? (1) 5.0 mol (3)

What is freedom of religion?

We elect a President for how many years?

Name one problem that led to the Civil War.