subject
Engineering, 23.10.2019 17:00 quarrella

The orange material that coats the base of this stream is ferric hydroxide (fe(oh)3). it is characteristic of streams in areas polluted by acid mine drainage where oxygen-rich water comes in contact with pyrite-rich (fes2) coal. the reaction responsible for the creation of this iron compound is an example of which of the following?

(a) hydration
(b) hydrolysis
(c) oxidation
(d) dissolution

ansver
Answers: 2

Another question on Engineering

question
Engineering, 04.07.2019 18:10
Steel is coated with a thin layer of ceramic to protect against corrosion. what do you expect to happen to the coating when the temperature of the steel is increased significantly? explain.
Answers: 1
question
Engineering, 04.07.2019 18:10
Shafts are machine elements that are used to a) carry axial loads b) direct shear loads c) transmit power d) rotate at constant speed e) none of the above circular and square shafts subjected to the same torque under the same circum behave a) the same way b) almost the same way
Answers: 2
question
Engineering, 04.07.2019 18:10
Calculate the bore of a cylinder that has a stroke of 18 inches and an extension time of 6 seconds at a flow rate of 4 gal/min.
Answers: 3
question
Engineering, 04.07.2019 19:10
With increases in magnification, which of the following occur? a. the field of view decreases. b. the ambient illumination decreases. c. the larger parts can be measured. d. the eyepiece must be raised.
Answers: 1
You know the right answer?
The orange material that coats the base of this stream is ferric hydroxide (fe(oh)3). it is characte...
Questions
question
Mathematics, 06.02.2020 02:43
question
Mathematics, 06.02.2020 02:43
question
Mathematics, 06.02.2020 02:43
question
Mathematics, 06.02.2020 02:43
Questions on the website: 13722362