Logo
Home Study Material Contact Search
AI Chat FREE
  1. sciences
  2. biology
  3. the biological oxidation of fe2+ in mine drainage

The biological oxidation of Fe2+ in mine drainage waters can result in red discoloration in steams...

60.1K

Verified Solution

Question

Biology

The biological oxidation of Fe2+ in mine drainage waters canresult in red discoloration in steams from subsequent Fe3+precipitation

(a) Name the type of organism responsible for this process

(b) Is this reaction spontaneous? Show calculations to justifyyour answer

(c) Write a balanced overall equation for biological of Fe2+,assuming fs(max) and the presence of ammonia

(d) How many grams of oxygen are required per gram of Fe2+oxidized?

plz let me know the detailed procedure especially (c)

Answer & Explanation Solved by verified expert
3.8 Ratings (657 Votes)
Acid mine drainage impacts stream and river ecosystemsthrough acidity ferric ion Fe3 precipitation oxygendepletion and release of heavy metals associated with coal andmetal mining such as aluminum Al3 zincZn2 and manganese Mn2When mineral deposits that contain sulfides are minedthey have the potential to produce acid mine drainage Thisincludes the mining of coal copper gold silver zinc lead anduranium The mineral pyrite more commonly known as fools goldis iron disulfide FeS2 Pyrite is one of the mostimportant sulfides found in the waste rock of mines When exposedto water and oxygen it can react to form sulfuric acidH2SO4 The following oxidation andreduction reactions express the breakdown of pyrite that leads toacid mine drainage1 2FeS2 7O2 2H2O 2FeSO4 2H2SO42 2Fe2 12 O2 2H 2Fe3 H2O3 Fe3 3H2O FeOH3 3H4 FeS2s 154 O2 72H2O 4H 2SO4 FeOH3 sProduction of acid mine drainage can occur long aftermines have been abandoned if piles of waste rock are in contactwith air and water The red color often seen in streams receivingacid mine drainage is actually a stain on    See Answer
Get Answers to Unlimited Questions

Join us to gain access to millions of questions and expert answers. Enjoy exclusive benefits tailored just for you!

Membership Benefits:
  • Unlimited Question Access with detailed Answers
  • Zin AI - 3 Million Words
  • 10 Dall-E 3 Images
  • 20 Plot Generations
  • Conversation with Dialogue Memory
  • No Ads, Ever!
  • Access to Our Best AI Platform: Flex AI - Your personal assistant for all your inquiries!
Become a Member

Other questions asked by students

Q

Todd Mountain Development Corporation is expected to pay a dividend of $3 in the upcoming year....

Finance
Q

Need; Hypotheses: Test statistic and value: P-value: and Conclusion: A) Past sales records indicate that sometimes there...

Statistics
Q

1. Cite 2 examples of entropy increase in daily life. 2. Find 2 examples of probability...

Physics
Q

What are the advantages and disadvantages of privatization and intergovernmental and intragovernmental competition? In addition to your...

General Management
Q

their respective processes For 9 Explain why a fifteen nucleotide sequence that includes a stop...

Biology
Q

Review Course Packet on factoring quadratic polynomials using the AC gro Factor the following expression...

Basic Math
Q

The diameter of a cylindrical construction pipe is 4 ft. If the pipe is 22...

Basic Math
Q

If 7000 is invested for t years at 7 interest compounded continuously the future value...

Algebra
Q

When materials are requested for production the cost is removed from ____________ and added to...

Accounting
Q

Accounting for Excise Taxes Step 1: Identification of Excisable Goods:...

Accounting
Q

Myers Company Ltd. was formed 10 years ago by the issuance of 42,000 common shares...

Accounting
Q

Imagine your department is responsible for evaluating potential capital investment projects and you must establish...

Finance