Answer: Express your answers to problems in this section
Chapter 20, Problem 26PE(choose chapter or problem)
Express your answers to problems in this section to the correct number of significant figures and proper units. When non-metric units were used in the United Kingdom, a unit of mass called the pound-mass (lbm) was employed, where 1 lbm = 0.4539 kg . (a) If there is an uncertainty of 0.0001 kg in the pound-mass unit, what is its percent uncertainty? (b) Based on that percent uncertainty, what mass in pound-mass has an uncertainty of 1 kg when converted to kilograms?
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