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

Can you distinguish the differences between diffusion and facilitated diffusion?

When did the Louisiana and Oklahoma territories belong to Spain?

Which of the following is not equal to 0.1 centimeters? 0.000001 kilometers (km) 0.001 meters (m) 10 millimeters (mm) 1000 micrometers (µm)

Which composer was known for his instrumental consort compositions?

Throughout World War 1, for which activity were airplanes most often used? a. Bombing targets on land b. Transporting soldiers and weapons c. Fighting d. Ga

If the number in the numerator of a unit rate is one what does this indicate about the equivalent unit rates give an example

how many 8 Oz cups in 2.5 quarts

Read the following paragraph. A verbal may belong to one of three categories. It may be a participle, which is used only as an adjective. It may be a gerund,

The most common example of a(n) ____ switched network is the conventional telephone system. Answer circuit packet broadcast isynchronous

The sales tax on a $350 computer is $22.75. What's the sale tax rate?