University of Toronto (U OF T ) • CHEM 101
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Courses CHEM 101 at University of Toronto (U OF T )
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Chapter 1: Chemical Foundations 1. Which of the following is an example of a quantitative observation? A) The piece of metal is longer than the piece of wood. B) Solution 1 is much darker than solution 2. C) The liquid in beaker A is blue. D) The temperature of the liquid is 60°C. E) At least two of the above (A-D) are quantitative observations. 2. A quantitative observation A) contains a number and a unit B) does not contain a number C) always makes a comparison D) must be ob...