Superlinkalpha Superlinkalpha

17-03-2020
Chemistry

contestada

Calculate the mass % of copper, and also of zinc. Show your calculation work.

Respuesta :

nikitiki nikitiki

17-03-2020

Answer:

Explanation:

dpenny = (% )dCu + (% )dZn

dpenny = ()dCu + ()dZn

Where:

% + % = 100

= 1.00 −

dpenny = ()dCu + (1.00 − )dZn

dpenny = ()dCu − ()dZn + 1.00

dpenny = ()[ − ] + 1.00

=

− 1.00

−

= % �

Answer Link

Otras preguntas

whats the answer to this?

Some facts about powers of ten are shown. Use what you know about powers of ten to enter numbers that make the equation true. Enter numbers to write 7.9×10^-6

find the arc length of a central angle of 90° in a circle whose radius is 4 inches

Let's try this again, can't believe I did that. I'm having issues with these two Spanish lessons I'm getting the hang of it but I still don't fully understand,

The distribution of the number of occurrences of the letter t on the pages of a book is found to be a normal distribution with a mean of 44 and a standard devia

Find the next 2 terms of the sequence 7, 11, 18, 28

The smallest unit of length is the

Tragically, since its discovery, what’s been happening to the Pompeii ruins?

neon has an average atomic mass of 20.2 g/mol, whereas argon has an average atomic mass of 40.0 g/mol. How would the number of atoms in a 1.0 mol sample of neon

need help with number 3 plz