Answer:
c) are greenhouse gases that contribute to climate change
Explanation:
- The CFCs and the HCFCs are fully and partially hydrogenated carbons and contains carbon and hydrogen and chlorine and fluoride and other volatile substance and being a component of the greenhouses gases like the methane.
- <u>These contribute to climate change and the greenhouse effects on the earth and this is due to the government have phased put the use of CFCs and though this gas has a short lifespan.</u>
The Font or its Format or Formatting.
-3a^2-b^3+3c^2-2b^3=36-(-1)+81-(-8)=126
From the research that I have done, exports to the United States increases the country's balance of trade. Possibly creating a surplus of goods.
The correct answer would be an increase in exports to the United States
Here is a good example of what you are trying to understand.
<span>If a country exports a greater value than it imports, it has a </span>trade surplus<span>, </span>positive balance<span>, or a "favorable balance", and conversely, if a country imports a greater value than it exports, it has a </span>trade deficit<span>, </span>negative balance<span>, "unfavorable balance", or, informally, a "trade gap". A positive balance adds to </span>gross domestic product<span>, while a negative balance subtracts from GDP.</span>
Transportation. Hope this helps. ♥