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

Which area is NOT considered part of the British Isles?

why would you use a dichotomous key for a particular genus to find the specific epithet of a species

Which has prokaryotic cells? 1. onion root 2. cow's liver 3. human blood 4. E. coli

247 is 38 percent of what amount? ❓

Some friends go to the store to buy school supplies. Noel spends $4.89. Holly spends 3 times as much as Noel. Kris spends $12.73 more than Holly. How much does

The height of a building is 31.0 meters.how tall is the building in kilometers?

Trevor has finished reading 55% of a book. The book has a total of 400 pages. How many pages has Trevor read?

what type of simple machine is a vise and what does it do also what is a crow bar

what was king George's reaction to Americans fighting back against his army

why would you use a dichotomous key for a particular genus to find the specific epithet of a species