tamwisegamgee tamwisegamgee

02-11-2019
Chemistry

contestada

Consider a sample containing 0.740 mol of a substance. How many atoms are in the sample if the substance is lead?

Respuesta :

francesconedved1987 francesconedved1987

02-11-2019

Answer:4.45 x10^23 atoms to 2 decimal places

Explanation:

No of moles=no of atoms/Avogadro's

constant

Hence 0.740=no of atoms/6.02x

10^23

So no of atoms=0.740x6.02x10^23 atoms

=4.4548x 10^23 atoms

Answer Link

Otras preguntas

I beg some one help, I’ve got one question left, 2 mins. Anyone?Q3. Here are the first four terms of a sequence: 11, 22, 44, 88... a) Write down one expression

Find the slope on the coordinate plane (slope is rise/run).

please describe the role of games in modern society!

IS (3, 4) a solution to the equation y = 7x?

Using the slope formula, determine the slope of the two points. (-2, -4) and (1, -1) Question 1 options: 1 13 3 -1

does anyone know what is 1/2⋅17.?

Solve the system y = 3x + 2 and 3y = 9x + 6 by using graph paper or graphing technology. What is the solution to the system?

Jack brought 3 slices of cheese pizza and 4 slices of mushroom pizza for total cost of $12.50. Grace brought 3 slices of cheese pizza and 2 slices of mushroom p

pleaaaaaaaaaaaaaaase help me vvvvvvvvvvvvvvv Which one, mass or weight, would change if you were to travel to another planet or moon?

Explain economic aspects