What is the molarity of the sodium carbonate
Assume you dissolve 6.73 grams Na2CO3 in enough water to make 250 mL of solution. What is the molarity of the sodium carbonate?
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the molar heat of vaporization at 298 K for diethyl ether is 26.0 kj/mol. How much heat would be requiered to vaporize 0.714 g of ether at 289 K?
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