Juellet Juellet

23-01-2021
Chemistry

contestada

How many atoms are in 2.00 x 10^-7 moles of Helium

Respuesta :

jsoso102000 jsoso102000

23-01-2021

Answer:

1.20 10^17

Explanation:

convert to atoms using Avogadro's number

2.00 x 10^-7 moles * 6.022 X 10^23 atoms= 1.20 10^17

Answer Link

Otras preguntas

for a science experiment marcia dissolved 1.0 kilograms of salt in 3.0 liters of water for a different experiment Bobby dissolved 2.0 pounds of salt in 7.0 pint

what is 0.096 in word for

what number is 100, 000, 000 more then 5, 438, 724, 022?

Faites des phrases comme dans l'exemple: Exemple : J'ai un chat: voilà mon chat. Tu as des disques: Elle a un frère: J'a

Write 12,430,090in expanded form

How do I solve -8=18m

What was one result of the Cuban missile crisis? Khrushchev developed radical new policies. Khrushchev became a more powerful leader. Khrushchev declined in nat

When is the product of two nonzero integers less than or equal to both of the two factors.

Which idea is central to democracy in the United States?

what is the diameter of a circle with a radius of 3.5 cm