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

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

which of the following describes temperature A. how tightly matter is packed into a volume B. the number of particles or amount of matter C. how fast the partic

In the function f(x) = 4(x2 − 6x + ____) + 20, what number belongs in the blank to complete the square?

define mechanical energy

Tides are mainly caused by

Which of the following is not one of the three major elements that we look for when reading informational texts? a. main idea c. exposition b. explanation

A concentrated solution contains a large proportion of solute relative to the solvent. true or false

Find the circumference of a pizza with a diameter of 10 inches

the acidity or alkalinity of an unknown aqueous solution is indicated by its

Which of these inventions provided manufacturers with a new source of power for machines? A. Seed drill B. Spinning jenny C. Steam engine D. Flying

how did life in europe change after the germanic invasions