Chemistry, 17.11.2020 21:40 georgeena8
Each statement best explains why it is more difficult to use coal versus other alternate source of energy except:
1. Coal produces more pollutants in the air.
2. It is more difficult to mine for coal than other minerals.
3. Coals are not commonly used because it is more difficult to burn.
4. Coals are not commonly used because it produces more negative impact to the environment.
Answers: 2
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The empirical formula of a compound is ch2o and its mass is 120 amu/molecule, what is its formula?
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Calculate the ph of a .10m nh4cl solution. the kb value for nh3 is 1.8×10^-5
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Based on the equation, how many grams of br2 are required to react completely with 29.2 grams of alcl3? alcl3 + br2 → albr3 + cl2 48.7 grams 52.6 grams 56.7 grams 61.3 grams
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Each statement best explains why it is more difficult to use coal versus other alternate source of e...
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