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1. How many significant figures: 26.2 + 100.
Answer:

2. Convert 48.0oF to kelvin.

3. How many significant figures: 26 * 300
Answer:

4. Which of these has a negligible mass?
Protons Neutrons Electrons Atoms None of these

5. 26 + 2.001 =
28.0 28.00 28.001 28 All of these

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