Green Chemistry Questions

See the discussion of focus areas and the principles of green chemistry in the Introduction before attempting these questions.

1. The development of carbon dioxide as a blowing agent for foam polystyrene won a Presidential Green Chemistry Challenge Award.

(a) Into which of the three iocus areas for these awards does this award best fit?

(b) List two of the twelve principles of green chemistry that are addressed by the green chemistry of the carbon dioxide process.

2. What environmental advantages does the use of carbon dioxide as a blowing agent have over the use of CFCs and hydrocarbons?

3. Does the carbon dioxide that is used as a blowing agent contribute to global warming?

4. The development of harpin won a Presidential Green Chemistry Challenge Award.

(a) Into which of the three focus areas for these awards does this award best tit?

(b) List four of the twelve principles of green chemistry that are addressed by the green chemistry in the use of harpin.

5. Why is there little concern that pests will develop immunity to harpin?

6. Why is harpin not expected to accumulate in the environment?

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Responses

  • Gino
    Why is harpin not expected to accumulate in the environment?
    8 months ago

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