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Author Question: Which of the lens shapes given below results in a diverging lens? a. plano concave b. double ... (Read 78 times)

geoffrey

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on: Jul 28, 2018
Which of the lens shapes given below results in a diverging lens?
 a. plano concave
  b. double convex
  c. convex meniscus
  d. None of the shapes listed will be diverging.

Question 2

Four moles of nitrogen gas are contained in an enclosed cylinder with a movable piston. If the molecular mass of nitrogen is 28 u, how many grams of nitrogen are present?
 a. 0.14
  c. 42
  b. 56
  d. 112


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krakiolit

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

A

Answer to Question 2

D


geoffrey

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Reply #2 on: Jul 28, 2018
Both answers were spot on, thank you once again


krakiolit

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Reply #3 on: Jul 28, 2018
Great! Please up vote :D


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