2. A car battery is rated to be able to move 600 ampere-hours (A·h) of charge at 12.0 V. a. Calculate the increase in rest mass of such a battery when it is taken from being fully depleted to being fully charged, assuming none of the chemical reactants enter or leave the battery. b. What percent increase is this, given that the battery's mass is 20.0 kg?

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Q: Sample Problem Solving: 1. What is the mass of an electron (m, =9.1x10 kg) whose velocity is 0.80c?

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