This topic contains a solution. Click here to go to the answer

Author Question: Over the past 50 years, the global amount of carbon dioxide in the atmosphere increased by 158 ... (Read 112 times)

bb

  • Hero Member
  • *****
  • Posts: 544
Over the past 50 years, the global amount of carbon dioxide in the atmosphere increased by 158 billion tons, but over 215 billion were released by burning of fossil fuels. Where did the rest go?
 
  A) It was absorbed by the oceans.
  B) It was converted into carbohydrates.
  C) It was recycled.
  D) It escaped into space.
  E) It was converted into acid rain.

Question 2

If the atomic weight of carbon is 12 and the molecular weight of carbon dioxide is 44, how many grams of carbon dioxide are released when 100.0 g of carbon is burned?
 
  A) 370
  B) 36
  C) 44
  D) 440
  E) 120



Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
Marked as best answer by a Subject Expert

verrinzo

  • Sr. Member
  • ****
  • Posts: 346
Answer to Question 1

A

Answer to Question 2

A





 

Did you know?

Signs of depression include feeling sad most of the time for 2 weeks or longer; loss of interest in things normally enjoyed; lack of energy; sleep and appetite disturbances; weight changes; feelings of hopelessness, helplessness, or worthlessness; an inability to make decisions; and thoughts of death and suicide.

Did you know?

The strongest synthetic topical retinoid drug available, tazarotene, is used to treat sun-damaged skin, acne, and psoriasis.

Did you know?

Chronic necrotizing aspergillosis has a slowly progressive process that, unlike invasive aspergillosis, does not spread to other organ systems or the blood vessels. It most often affects middle-aged and elderly individuals, spreading to surrounding tissue in the lungs. The disease often does not respond to conventionally successful treatments, and requires individualized therapies in order to keep it from becoming life-threatening.

Did you know?

In Eastern Europe and Russia, interferon is administered intranasally in varied doses for the common cold and influenza. It is claimed that this treatment can lower the risk of infection by as much as 60–70%.

Did you know?

Bisphosphonates were first developed in the nineteenth century. They were first investigated for use in disorders of bone metabolism in the 1960s. They are now used clinically for the treatment of osteoporosis, Paget's disease, bone metastasis, multiple myeloma, and other conditions that feature bone fragility.

For a complete list of videos, visit our video library