Question #eb96a

1 Answer
Aug 20, 2017

Answer:

1.66g

Explanation:

Number of moles:
n(Cu) = 0.0261mol

Molar mass (from periodic table):
63.55g

n = #"m"/"M"#

Rearranged we get:
m = #n * M#
m = #0.0261 * 63.55#
m = 1.658655

And to three significant figures, the number posed in the question:

m = 1.66g