What are some common precipitating agents used to remove metals from aqueous waste streams?
Submitted by: AdministratorPerhaps the most common agents used are:
1) Metal hydroxides
2) Lime or caustic soda
3) Metal sulfides
4) Alum or ferric salts
5) Phosphate or carbonate ions
Submitted by: Administrator
1) Metal hydroxides
2) Lime or caustic soda
3) Metal sulfides
4) Alum or ferric salts
5) Phosphate or carbonate ions
Submitted by: Administrator
Read Online Chemical Engineering Job Interview Questions And Answers
Top Chemical Engineering Questions
| ☺ | What is a good estimate for the absolute roughness for epoxy lined carbon steel pipe? |
| ☺ | For a heat exchanger, will the overall heat transfer coefficient increase along with an increase in LMTD (log mean temperature difference) around the unit? |
| ☺ | What is the method of determining maximum differential pressure during hydro testing of shell and tube heat exchangers? |
| ☺ | What is a "saltation velocity" and how is it used in designing pneumatic conveying systems? |
| ☺ | Why is post-weld heat treatment (stress relieving) sometimes necessary for welded vessels? |
Top Best Engineering Categories
| ☺ | Mechanical Engineering Interview Questions. |
| ☺ | Civil Engineering Interview Questions. |
| ☺ | Chemical Engineering Interview Questions. |
| ☺ | Electrical Engineering Interview Questions. |
| ☺ | Automobile Engineering Interview Questions. |
