In the hydrogenation of oils the catalyst used is:
A. Pt
B. Ni
C. Fe
D. V2O5...
![subject](/tpl/images/cats/himiya.png)
![ansver](/tpl/images/cats/User.png)
Answers: 3
![](/tpl/images/ask_question.png)
![](/tpl/images/ask_question_mob.png)
Other questions on the subject: Chemistry
![image](/tpl/images/cats/himiya.png)
Chemistry, 22.06.2019 21:20, paatnguyyen
One way in which the useful metal copper is produced is by dissolving the mineral azurite, which contains copper(ii) carbonate, in concentrated sulfuric acid. the sulfuric acid reacts with the copper(ii) carbonate to produce a blue solution of copper(ii) sulfate. scrap iron is then added to this solution, and pure copper metal precipitates out because of the following chemical reaction: (s) (aq) (s) (aq) suppose an industrial quality-control chemist analyzes a sample from a copper processing plant in the following way. he adds powdered iron to a copper(ii) sulfate sample from the plant until no more copper will precipitate. he then washes, dries, and weighs the precipitate, and finds that it has a mass of .
Answers: 2
![image](/tpl/images/cats/himiya.png)
Chemistry, 22.06.2019 22:30, darceline1574
Vi limitens. vastery test select the correct answer. which statement explains why large atoms are more reactive than small atoms? a. large atoms have valence electrons farther from the nucleus and lose them more readily. b. large atoms have greater ionization energy, which they can utilize during a reaction. c. large atoms have a greater number of electrons that they can lose during a reaction. d. large atoms have more energy levels, so they have more energy to pass on in a reaction. reset next
Answers: 3
![image](/tpl/images/cats/himiya.png)
![image](/tpl/images/cats/himiya.png)
Chemistry, 23.06.2019 02:00, xbeatdroperzx
Which statement is true about the model of the electromagnetic spectrum a: it change the frequencies of light. b: it compare wavelengths of light. c: the color of light waves can be changed using the model. d: the intensities of light waves can be decreased using the model.
Answers: 2
You know the right answer?
Questions in other subjects:
![Konu](/tpl/images/cats/mat.png)
Mathematics, 10.12.2020 02:40
![Konu](/tpl/images/cats/istoriya.png)
![Konu](/tpl/images/cats/biologiya.png)
![Konu](/tpl/images/cats/es.png)
Spanish, 10.12.2020 02:40
![Konu](/tpl/images/cats/en.png)
English, 10.12.2020 02:50
![Konu](/tpl/images/cats/mat.png)
![Konu](/tpl/images/cats/himiya.png)
![Konu](/tpl/images/cats/ap.png)
Advanced Placement (AP), 10.12.2020 02:50
![Konu](/tpl/images/cats/himiya.png)
Chemistry, 10.12.2020 02:50
![Konu](/tpl/images/cats/mat.png)
Mathematics, 10.12.2020 02:50