CHEM 120 – Combined Learning Questions and Exam with Q&A 2024
CHEM 120 – Combined Learning Questions and Exam with Q&A 2024 Express 0.000042 cm in scientific Notation 4.2x10^-5 cm Express 45000 mm cm in scientific Notation 4.5x10^4 mm Measured vs Exact numbers M- obtained using a tool E- obtained by counting sig fig rules significant- all nonzeros zeros sandwiched bt nonzeros zeros that trail a decimal not significant- placeholders zeros that trail without a decimal.
Document information
- Uploaded on
- February 13, 2024
- Number of pages
- 54
- Written in
- 2023/2024
- Type
- Exam (elaborations)
- Contains
- Questions & answers