aileengthao aileengthao

31-05-2021
Chemistry

contestada

How many atoms are in 0.500mol of calcium?

Respuesta :

john5297 john5297

31-05-2021

Answer:

3.01×10²³ atoms of calcium

Explanation:

number of moles = number of atoms/Avogadro's constant

n = N/NA

N = n×NA = 0.500 mol×6.02×10²³ mol^-1

N = 3.01×10²³ atoms of calcium

Answer Link

Otras preguntas

Carole earns $2.50 for each gadget she completes. What was her gross pay if she completed 145 gadgets last week?

Answer this in pattern,show the solution Cube of Binomial 1.) (x+4)³ 2.) (x-4)³ 3.) (7m-3n)³ 4.) (3xy+1) Factoring:Factor the ff. Trinomials 1.) 6m³-9m² 2.) 6m

8 plates cost 48 dollars, how much do 20 plates cost?

One pump fills a tank in 20 hours and another in 15 hours. When a third pump is added the tank fills in 6 hours. Find out how long it takes the 3rd pump to fill

An idea from the Enlightenment that influenced the Declaration of Independence was 1.the social contract. 2.representative government. 3.trial by jury. 4.freedo

Bethany wears jeans every 2 days. She wears running shoes every 3 days. If she wears jeans with running shoes on May 1, what are the next 3 dates on which she w

Which issue did the Land Ordinance of 1785 address? 1.slavery in the thirteen states 2.settling public lands in the West 3.trade among states 4.preserving Revol

What were the reasons for and the effectiveness of Truman's foreign policy during the early years of the Cold War

Outline what the tri-component model is

What is two thirds minus five sixths.