Baking soda (sodium bicarbonate) is a part of many culinary recipes and is also used to rinse your throat as a 2% solution. Calculate the weight of baking soda and the volume of water required to prepare 250g of such solution.
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Explanation:
To prepare a 2 M solution of sodium bicarbonate, one must dissolve 160.014 grams of sodium bicarbonate in 1 liter of water. Note that sodium bicarbonate has a molar mass of 84.007 g/mol; therefore, a 1 M sodium bicarbonate solution may be derived by dissolving 84.007 grams in 1 liter of water.
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