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

Hey, How are you what you doing
PLEASE HURRY FAST!!! Jim is building a pen for his puppy. His puppy has an area of 127 square feet. Which is the best estimate for the number of feet of fencing
Find the coordinates of the midpoint of the line segment with endpoints (6, -2) and (-3, -2). midpoint: (x, y) = ( )
If x +2 is a factor of p(x) =x²-kx +7, thrn find the value of k.Also,find the other factor of the polynomial ?​
Quick Math Question for 50 Points! Anybody willing to help? If so, brainliest plus huge thanks! :D Eight less than the product of three and a number is the same
Cuanto vale la y en matemáticas
A sentence that asks a question ends with a period. True False
PLEASE HURRY FAST!!! Jim is building a pen for his puppy. His puppy has an area of 127 square feet. Which is the best estimate for the number of feet of fencing
you spent $25 at the store. you bought a book for $8.50 and pencils for $.25 each. how many pencils did you buy?
what is the principle of foreign policy of Nepal​