Post Lab Questions Name 1. When performing this lab, students often end u with t

Question

Post Lab Questions Name 1. When performing this lab, students often end u with the total amount of material g sample. What is the most lkely source of this collected being more than the starting discrepancy and how can it be fixed? My grandmother always put new set in each closet because they would disappear Explain wte mothballs in her closet. Eventually she would have to put Ev 2. what is happoning 3. The amount of naphthalene collected is less than that which a student determined by subtraction. Why could there be a smaller amount collected than the amount t calculated 4. If you have a package of beans that weights 1 pound (454 g). You freeze dry and recover the 125 g of solid. What was the difference in mass? What percentage of your beans were made of this lost component. 5. In 200. g of beans, there are 30.5 g of carbs, 8.9 g of sugahs, of the beans? 8.3 g fiber, 15.4 g protein beans? and 1.8 g of fat. What is the percentage of each of these parts of the

Explanation / Answer

1) Since the yield is greater than 100%, It is most likely that the product is anhydrous, so mass of water molecules also added in the product mass.

So, in order to fixed this discrepancy, the product must be completely dried in oven.

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