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Which of the following numbers contains the designated correct number of significant figures?


Question 7 Which of the following numbers contains the designated correct number of significant figures? 

  • 1.04 2 significant figures 

  • 0.00302 2 significant figures 

  • 0.04300 5 significant figures 

  • 156 000 3 significant figures 

  • 3.06504 significant figures 


Question 9 What is the mass of 53 mL of ethanol, which has a density of 0.79 g/mL? 

  • 42g 

  • 53 g 

  • 41.9 g 

  • 67.1 g 

  • 67 g

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