pringlehannah122 pringlehannah122

13-01-2021
Chemistry

contestada

A certain ore contains 34% hematite, Fe2O3. Hematite is 69.9% iron. How much iron can be isolated from 250 tons of this ore

Respuesta :

17-01-2021

Answer:

59.4 tons of iron can be isolated from this ore

Explanation:

mass of ore = 250 tons

mass of hematite = 34 % of 250

= 85 tons

mass of iron = 69.9 % of hematite

= 69.9 % of 85

= 59.4 tons

So, 59.4 tons of iron can be isolated from this ore .

Answer Link

Otras preguntas

A paleontologist discovered the remains of a stegosaurus in London. The dinosaur should have 450 bones, but the paleontologist only found 80% of this number. Ho

April is training for a marathon by running no less than 55 KM per week. She runs at an average rate of 10 KM per hour. What is the minimum number of hours, h,

What is the cause and effect of the battle of fallen timbers?

William Penn referred to his colony as a “Holy Experiment” because

What state was the first successful colony ,jamestown settled in?

I need 10 excuses in french for my french homework, but im finding it really hard and cant do it!! Please can somebody who knows 10 excuses in french type them

Calculate the average current in a wire if a charge of 3500 C passes

Which statement about events in World War II is not accurate? a. German cryptologists gave the Axis powers a huge advantage by breaking the Allies' most secret

the dimensions of a property 39 1/3 feet, 75 1/2 feet, 50 1/6 feet, and 120 feet how much would it cost to fencein the property if fencing cast $5.00 per foot.

What impact did European imperialism on Africa?