Transcription of Unit 1: Basic Chemistry Notes (answers) - …
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Unit 1: Basic Chemistry Notes (answers) - …
Honour Chemistry unit 1: Basic Chemistry Copyrighted by Gabriel Tang , Page 1. unit 1: Basic Chemistry Chapter 3: Scientific Measurement : The Importance of Measurement Qualitative Measurements: - measurements that do not involve a numerical value. (Examples: Colour, Odour, Heat Given off or Taken in, Type of Solid Formed .. etc) Quantitative Measurements: - measurements that do include a numerical value. (Examples: Volume, Temperature, Mass, Time, .. etc) Scientific Notation: - commonly used to state very big or very small numbers. (1 to ) 10n Example 1: Convert the following standard notations to scientific notations or vice versa. a. Speed of Light = 3 105 km/s = 300,000 km/s (moved 5 decimal places to the right) b. Mass of an Electron = 10 31 kg = 000 000 000 000 000 000 000 000 000 911 kg (moved 31 decimal places to the left) c.
Honour Chemistry Unit 1: Basic Chemistry . .
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