This topic contains a solution. Click here to go to the answer
« previous next »

Author Question: Which substance is a common reducing agent used in the production of metals from ores? A) C B) ... (Read 66 times)

kshipps

  • Hero Member
  • *****
  • Posts: 571
on: Aug 27, 2018
Which substance is a common reducing agent used in the production of metals from ores?
 
  A) C
  B) Na2Cr2O7
  C) H2O
  D) LiBr

Question 2

In the reaction N2 + 3 H2  2 NH3, nitrogen is
 
  A) a product.
  B) a reducing agent.
  C) an oxidizing agent.
  D) a catalyst.

Question 3

Which of the following is NOT a potential problem with a sanitary landfill?
 
  A) A landfill may leak and contaminate groundwater.
  B) Materials in a landfill decompose more slowly than materials that are exposed to environmental conditions.
  C) The landfill will eventually fill up.
  D) All of the above are potential problems of landfills.


Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
Marked as best answer by a Subject Expert

nanny

  • Sr. Member
  • ****
  • Posts: 313
Reply #1 on: Aug 27, 2018
Answer to Question 1

A

Answer to Question 2

C

Answer to Question 3

D


kshipps

  • Member
  • Posts: 571
Reply 2 on: Aug 27, 2018
Gracias!

strudel15

  • Member
  • Posts: 324
Reply 3 on: Yesterday
Excellent

« previous next »
 

Did you know?

The most dangerous mercury compound, dimethyl mercury, is so toxic that even a few microliters spilled on the skin can cause death. Mercury has been shown to accumulate in higher amounts in the following types of fish than other types: swordfish, shark, mackerel, tilefish, crab, and tuna.

Did you know?

Once thought to have neurofibromatosis, Joseph Merrick (also known as "the elephant man") is now, in retrospect, thought by clinical experts to have had Proteus syndrome. This endocrine disease causes continued and abnormal growth of the bones, muscles, skin, and so on and can become completely debilitating with severe deformities occurring anywhere on the body.

Did you know?

To prove that stomach ulcers were caused by bacteria and not by stress, a researcher consumed an entire laboratory beaker full of bacterial culture. After this, he did indeed develop stomach ulcers, and won the Nobel Prize for his discovery.

Did you know?

Medication errors are more common among seriously ill patients than with those with minor conditions.

Did you know?

More than 30% of American adults, and about 12% of children utilize health care approaches that were developed outside of conventional medicine.

Common errors in blood pressure assessment Common errors in blood pressure assessment
Common Prefixes Common Prefixes
Common Abbreviations and Symbols Used by Massage Therapists Cont Common Abbreviations and Symbols Used by Massage Therapists Cont
Saturated Fat Content of Common Dietary Fats. Saturated Fat Content of Common Dietary Fats.
Common Characteristics of the Inheritance of Autosomal Common Characteristics of the Inheritance of Autosomal
Video: Mitosis step-by-step

For a complete list of videos, visit our video library