問題詳情

20. As the lead chemist in the Superior Analytical Laboratory (SAL), you want todesign an experiment to determine the density of an unknown liquid to threesignificant figures. The density is of the order of 1 g/cm3. You have about 5 mL ofthe liquid and only graduated cylinders and balances to use. Which of thefollowing combinations of equipment will allow you to achieve your goal?


(A)
(B)
(C)
(D)
(E)

參考答案

答案:D
難度:計算中-1
書單:沒有書單,新增