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

A 25-newton weight falls freely from rest from the roof of a building. What is the total distance the weight falls in the first 1.0 second? (1) 19.6 m (3) 4.9 m
What is the participle in this sentence? The purring cat seems content, but it was whining earlier
Which of the following oceans separates North America and Asia? Arctic Atlantic Pacific Southern
Round 1,129.872 To The Nearest Tenth
What is the reflection image of P(0, 0) after two reflections, first across x = -3 and then across y = 4?
Which of these is NOT a renewable energy resource? A. biomass B. natural gas C. wind power D. geothermal energy
The lungs contain elastic muscle tissue to permit inhalation.
a change of DNA in an organism result a new trait is known as a?
Simplify,write equivalent expressions. 1/6(15a+20b)
At a fundraiser breakfast, the bill for three glasses of orange juice and five pancake specials is $7.60, whereas the bill for one glass of orange juice and two