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Chem 101 Midterm Ivy Tech Questions And Answers $11.49   Add to cart

Exam (elaborations)

Chem 101 Midterm Ivy Tech Questions And Answers

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  • Course
  • CHEM 101
  • Institution
  • CHEM 101

What are the coefficient for the following reactions when it is properly balanced? ___O2+___CH4----> CO2 + H2O ~ 2,1,1,2 Which of the following everyday substances does NOT typically contain an acid? ~ Soap What type of reaction is the generic equation A+BC----> AC+B ~ Single disp...

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  • August 8, 2024
  • 12
  • 2024/2025
  • Exam (elaborations)
  • Questions & answers
  • CHEM 101
  • CHEM 101
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Chem 101 Midterm Ivy Tech
Questions And Answers

Which of the following is considered a hypothesis (as opposed to an

observation)?


✓~ Birds can fly because they have hollow bones




Which of the following would be considered a theory?


✓~ Helium balloons float because helium is less dense than air.




Which of the statements below is NOT part of the scientific method?


✓~ All of the above steps are part of the scientific method.




Which statement about a hypothesis is TRUE?


✓~ All of the above statements are true.




Who discovered the law of conservation of mass?

, ✓~ Antoine Lavoisier




The distance between two hydrogen atoms in a molecule of water

0.0000000000172 m. Express this distance in scientific notation.


✓~ 1.72 x 10^-10 m




Which of the following would NOT be considered a correct conversion factor?


✓~ 1 pair of shoes = 1 shoe




In the number 48.93, which digit is estimated?


✓~ 3




The correct number of significant figures in the number 0.027090 is:


✓~ 5




The base SI unit for temperature is:


✓~ Kelvin




The correct scientific notation for the number 0.00050210 is:

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