1. An object was carefully weighed on three different balances. Each balance was zeroed
before weighing. The masses were: 10.35 g. 10.355 g, and 10.30 g. Calculate the average value
of these measurements. (Please show all work and pay attention to significant figure rules.)
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In the reaction h2co3 (aq) + 3nh3 (aq) = 2 nh4+ (aq) + co3 2-, how many electrons are transferred?
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If you need to add 27.50ml of a solution, which piece of glassware would you use to deliver this volume and explain how you would determine if the 27.50 ml was measured?
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1. An object was carefully weighed on three different balances. Each balance was zeroed
before weig...
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