saldivarmia25
saldivarmia25 saldivarmia25
  • 03-01-2021
  • Chemistry
contestada

How many moles are present in a 5.8 g sample of copper?
A. 11
B. 0.091
C. 0.91
D. 5.5 x 10^22
please i need this for my finals ​

Respuesta :

ChoiSungHyun
ChoiSungHyun ChoiSungHyun
  • 03-01-2021

Explanation:

Molar mass of Cu = 63.5g/mol

Moles of Cu

= 5.8g / (63.5g/mol) = 0.091mol (B)

Answer Link

Otras preguntas

help pls i’ll do anything D:
28.6% of city employees ride the bus to work. Last year, 29.7% of city employees rode the bus to work. What is the relative change from last year to this year?
Sequence: 1,5,13,25 Find nth term (Equation/formula thingy) Need answer ASAP
pls someone help me asap :)
The fundamental unit of life
x = √3 + √2/ √3 - √2 y = √3 - √2/ √3 + √2 Find x² + y²
George Washington was the commander of the Continental Army and the first President of the United States. True False
Bob has saved $535 each month for the last 3 years to make a down payment on a house. The account earned an interest rate of .34 percent per month. How much mon
Help please help! Please help..
Find the antonyms of the following words:1). Plentiful.2). Natural.3). Clever.4). Deceitful.5). Diligent.ASAP PLEASENOTICE:NO LINKS PLEASE ​