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Author Question: How does a blast furnace work? A) A reductant is added that reacts with oxygen atoms at high ... (Read 39 times)

savannahhooper

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on: Aug 27, 2018
How does a blast furnace work?
 
  A) A reductant is added that reacts with oxygen atoms at high temperature.
  B) The high temperature reduces the metal.
  C) The high temperature oxidizes the metal
  D) An oxidant is added that reacts with iron atoms at high temperature.
  E) none of the above

Question 2

Organophosphorus and carbamate insecticides ________.
 
  A) do not kill pests that have developed a resistance to other insecticides
  B) readily decompose to water-soluble compounds that can be carried away by rainwater
  C) kill weeds in addition to killing insects
  D) do not affect animals such as honey bees
  E) all of the above


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amandanbreshears

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Reply #1 on: Aug 27, 2018
Answer to Question 1

A

Answer to Question 2

B


savannahhooper

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Reply 2 on: Aug 27, 2018
Great answer, keep it coming :)

tanna.moeller

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Reply 3 on: Yesterday
Excellent

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