Rose11111111 Rose11111111

15-01-2016
Chemistry

contestada

what is the percent composition of compound that has a total mass of 63.9 g that contains 51.0 g Cu and 12.9 g O?

Respuesta :

christipetkov christipetkov

15-01-2016

79.1% Cu
20.2% O

You divide each mass of the element by the total mass and times it by 100 to make it percent.

Answer Link

Otras preguntas

Someone please help and thank you

If there are 25 people and 15 bought fewer than 4 fish, what fraction of the customers purchased fewer than 4 fish? Write your answer in simplest form. Please h

All of the visible color light waves together result in____light

How do you write 84% as a fraction?

Identify the split infinitive and its correction. He was to diligently read each night. He was diligent to read each night. Diligently, he read each night. He

what things you “Must Haves” Versus “Nice-to-Haves”? And Why?

I have a chromebook SAMSUNG and need help on customizing my cursor, what do I do? I downloaded a cursor from a rw-designer website and I'm not sure how to apply

PART B: Which phrase from paragraph 13 best supports the answer to Part A? A "Nixon had brought a controversial end to the Vietnam War" watched NASA put astrona

25 points 5) What is the theoretical probability that the spinner below will land on 6 if someone spins it 48 times?

Read this text.In a famous article by travel agent Donald Workman, he asserts that, “It’s simply wrong to visit Paris without going to the top of the Eiffel Tow