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【简答题】
The______(discover) of gold on their land made the people rapidly rich.
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皮皮学刷刷变学霸
举一反三
【简答题】6m 3 =______dm 3 1600dm 3 =______m 3 3.2dm 3 =______cm 3 540cm 3 =______dm 3 ．
【简答题】5m 3 =（ ）dm3 5.01dm 3 = （ ）cm 3 630cm 3 =（ ）dm 3 5200dm 3 =（ ）m 3 4.25L=（ ）ml=（ ）dm 3
【单选题】When the percentage change in the quantity demanded is less than the percentage change in price, then demand is
A.
inelastic.
B.
unit elastic.
C.
elastic.
D.
irrelevant.
E.
undefined.
【简答题】24m 3 = （ ） dm 3 25000dm 3 = （ ） m 3 28cm 3 = （ ） dm 3 1.65dm 3 = （ ） cm 3 6.7m 3 = （ ） dm 3 45000cm 3 = （ ） dm 3 0.4m 3 = （ ） dm 3 =（ ） cm 3
【简答题】05m 3 =（ ）dm 3 250cm 3 =（ ）dm 3 =（ ）L 240cm 3 =（ ）dm 3 4000ml=（ ）L=（ ）dm 3
【单选题】If the percentage change in price is 10 percent and the demand is elastic, then the percentage change in the quantity demanded
A.
is greater than 0 percent but less than 10 percent.
B.
is larger than 10 percent.
C.
equals 0 percent.
D.
equals 10 percent.
E.
More information is needed to determine the magnitude of the change in the quantity demanded.
【判断题】For some products with strict requirements, especially for consumers who are afraid of buying counterfeit goods, they need to be cautious when shopping.
A.
正确
B.
错误
【简答题】在100℃时，反应 的平衡常数K c =0.21mol·dm -3 ，则标准平衡常数 的值为______。
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