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Author Question: Hydrocarbons containing one or more benzene rings are known as a) aromatic hydrocarbons. b) ... (Read 115 times)

littleanan

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on: Jul 28, 2018
Hydrocarbons containing one or more benzene
  rings are known as
  a) aromatic hydrocarbons.
  b) cycloalkane hydrocarbons.
  c) aliphatic hydrocarbons.
  d) synthetic hydrocarbons.

Question 2

A rocket engine consumes 450 kg of fuel per minute. If the exhaust speed of the ejected fuel is 5.2 km/s, what is the thrust of the rocket?
 a. 42 kN
  b. 39 kN
  c. 45 kN
  d. 48 kN
  e. 35 kN


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stano32

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Reply #1 on: Jul 28, 2018
Answer to Question 1

a

Answer to Question 2

b


littleanan

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Reply 2 on: Jul 28, 2018
YES! Correct, THANKS for helping me on my review

xiaomengxian

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Reply 3 on: Yesterday
Wow, this really help

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