kweenzahra kweenzahra

04-08-2020
Chemistry

contestada

How many atoms are in 65.0g of zinc?

Respuesta :

WhyIsMathsMaths WhyIsMathsMaths

04-08-2020

598.78 × 10^21

----------------------------------------------------------------------

Answer Link

williamnzella williamnzella

04-08-2020

from

1moles=iatom

Mole=mass÷avogardos

Where

Avogadro's= 6.02×10²³

So moles = 65.0÷6.02×10²³

Atoms of zinc = 391.6 ×10²³

Answer Link

Otras preguntas

On a summer afternoon, the sand on the beach can get very hot. When you step on the sand in bare feet, you can burn yourself. Which of the following sentences b

why do you use cubic units and not square units to find the volume of solid figures?

Is 4xy + 2y = 9 linear ? If yes write the equation in standard form & determine the x & y interests

How many counting numbers are between 30 and 65, not including 30 and 65?

what was Margaret Brent accomplishments

What is being personified in the following passage? Fear had settled over the city.

Write 75 as the product of its prime factors. (2 marks)

What does a journal written by frontier settlers most likely tell you about Manifest Destiny?

name three roles you play in your relationships with others. explain when you play each role.

Write 75 as the product of its prime factors. (2 marks)