Answer to Question #83081 in General Chemistry for roro

General Chemistry

Question #83081

Which of the following has/have mistakes in the expression of the value/uncertainty?

Select one or more:
1. A volume of petrol = 621 ± 30 mL
2. A speed = 12.6 ± 0.5 m/s
3. A refractive index of glass = 1.5321 ± 0.00125
4. A distance = 10.15 ± 0.03 m

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