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

Lorenzo, Calogero's dad, confronted Sonny in the bar after he discovered that _______. a Calogero was hiding a lot of money in his drawer. b Calogero was hiding

What is the range of the function f(x) = 2x+3

The human eye cannot see anything less than 40 micrometers in size. What is this length in meters?

What is the average 112, 109, 115

This gas is the most common gas found in the atmosphere. A. Carbon Dioxide B. Water Vapor C. Nitrogen D. Oxygen

Math and science skills Please answer 1. |Predict| 2. |Use variables| 3. |Plan and conduct investigations| 4. Draw conclusions 5. Hypothesize 6. Measure 7.

. If the medium of painting is color, that of the sculpture is?

What is the verb of this sentence when passengers wait at the gate, do they look at their boarding pass?

Aerial photographs most often are taken from __________. A. aircrafts B. hot air balloons C. satellites D. space shuttles Please select the best answer from the

Which of the following characteristics do all unicellular organisms share?