rafaelpatino7 rafaelpatino7

04-07-2020
Chemistry

contestada

What is the mass of a sample of copper that contains 4.78 x 1023 atoms?

Respuesta :

ZetaFox ZetaFox

04-07-2020

Answer:

50.45679

Explanation:

mass of 1 mole(6.02 x 10^23atoms) of copper: 63.546g

so,

63.546g x 4.78 x 10^23 / 6.02 x 10^23 = 50.45679g (you could round this to the nearest decimal if u wish so)

Answer Link

Otras preguntas

A triangle has sides measuring 60 feet, 80 feet and 120 feet. Is this a right triangle?

What’s the answer???

Please answer Please During this time period, African Americans did not have the opportunities to pursue and accomplish their dreams. So, what is Hughes sayi

2. What minor rebellion happens among the animals, and how does Napoleon deal with it?

True or False? Taking a medication that is prescribed for someone else is just as dangerous as taking an illegal drug. True False

Write a decimal between each of these decimals.

If you know the diameter of a circle, which statement describes how to find the AREA? A) Multiply the diameter by TT. B) Square the diameter and multiply by Te.

The low temperature on Wednesday was –15°F. What was the absolute value below zero for the temperature on Wednesday? A)-15 B)0 c)15 D)30

Evaluate the expression. 18+4 (10-2^3) - 2

A healthy lifestyle is important because _______. a. people cannot control their genetic traits b. lifestyle choices are the most important factor in disease pr