cjenn318 cjenn318

03-09-2016
Chemistry

contestada

Sylvanite is a mineral that contains 28.0% gold by mass. How much sylvanite would you need to dig up to obtain 63.0 grams of gold?

Respuesta :

Willchemistry Willchemistry

03-09-2016

w/w% = mass / total

28.0 / 100 => 0.280

w = 63.0 / 0.280

w = 225 g of Sylvanite

Answer Link

Otras preguntas

According to the text, how do the Roaring Twenties develop over time? Cite evidence from the text to support your answer.

PLS WRITE THE ANSWER

2/3 of a number -11. Please help

Rise of Democracies

tristan wants to build a square garden in his backyard. if the garden is going to be 64 ft squared how many feet of material will he need for the perimeter of t

"The Lottery" by Shirley Jackson questions 1-5 NEED HELP ASAP BEFORE FRIDAY

How do I solve these questions?

How does the structure of this sonnet contribute to its overall meaning? When in disgrace with fortune and men's eyes I all alone beweep my outcast state, And t

Which statement is true Every real number is an integer Every integer is a counting number Every integer is a rational number Every terminating decimal number i

What are five requirements of citizenship