Chemistry, 06.06.2020 22:59 melody12chocolatemil
You have a plume of hexavalent chromium as chromate (CrO4 2- ) that will be reduced to insoluble Cr3 . The molecular mass of chromate is 115.9 g/mol. The concentration is 238 ppm in water. How much zero valent iron (ZVI) will you need to add to completely transform the chromium. The ZVI will be converted to Fe2 . The molar mass of iron is 55.9 g/mol.
Answers: 1
Another question on Chemistry
Chemistry, 22.06.2019 02:00
For each of the following types of reactions, write a general reaction formula in the symbolic form—for example, a + b → ab. single-displacement double-displacement synthesis decomposition
Answers: 1
Chemistry, 22.06.2019 12:30
Which of the following describes a compound? (hint: carbon and oxygen bo a. a piece of pure carbon, containing only carbon atoms b. oxygen gas surrounding a solid piece of carbon c. a substance made of two oxygen atoms for each carbon atom carbon and oxygen atoms mixed without being bonded together
Answers: 1
Chemistry, 22.06.2019 13:00
In what environment would mineral formation caused by high pressures and high temperatures most likely occur?
Answers: 3
Chemistry, 22.06.2019 19:30
Draw the lewis structure for the trisulfur s3 molecule. be sure to include all resonance structures that satisfy the octet rule.
Answers: 3
You know the right answer?
You have a plume of hexavalent chromium as chromate (CrO4 2- ) that will be reduced to insoluble Cr3...
Questions
SAT, 09.12.2020 20:30
Physics, 09.12.2020 20:30
Social Studies, 09.12.2020 20:30
Social Studies, 09.12.2020 20:30
Computers and Technology, 09.12.2020 20:30
Mathematics, 09.12.2020 20:30
Mathematics, 09.12.2020 20:30
Mathematics, 09.12.2020 20:30
English, 09.12.2020 20:30
Mathematics, 09.12.2020 20:30
Mathematics, 09.12.2020 20:30
English, 09.12.2020 20:30
