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A chemist is weighing some KCl, which they know has a molecular weight of 74.55 g/mol. They first weigh an empty beaker, and find it
A chemist is weighing some KCl, which they know has a molecular weight of 74.55 g/mol. They first weigh an empty beaker, and find it to weigh 104.78 g. They then add KCl to the beaker, such that the final mass of the beaker and KCl is 105.36 g. When they calculate the final number of moles of KCl in the beaker, how many significant figures should their final answer have?
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Niebels Methods, Standards and Work Design
Authors: Andris Freivalds, Benjamin Niebel
13th edition
978-0073376363, 73376361, 978-0073376318
