Author Question: Which of the following would NOT be an advantage for walking or biking? A) It is less expensive ... (Read 27 times)

rl

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Which of the following would NOT be an advantage for walking or biking?
 
  A) It is less expensive than driving.
  B) The fuels that provide energy for walking or biking are nonrenewable.
  C) An individual person would have a carbon-neutral effect on the environment.
  D) Walking or biking helps a person lose weight.

Question 2

Ka for HF is 7.0  10-4. Kb for the fluoride ion is ________.
 
  A) 2.0  10-8
  B) 1.4  10-11
  C) 7.0  10-18
  D) 7.0  10-4
  E) 1.4  103



zogaridan

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Answer to Question 1

B

Answer to Question 2

B



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