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已知下列反应的平衡常数：H2(g) + S(s) = H2S(g) K1,S(s) + O2(g) = SO2(g) K2,则反应H2S(g) + O2(g)= H2(g) + SO2(g) 的平衡常数为
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表面活性物质溶于水时，关于溶液的表面张力和溶液表面的描述正确的是
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在一定量AgI溶胶中加入下列不同电解质溶液，则使溶胶在一定时间内完全聚沉所需电解质的量最少的是
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对弯曲液面所产生的附加压力
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接触角可确定固体某种性质，若亲液固体表面能被液体润湿，其相应的接触角是
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After the meeting the workers went back to their ________ workshops.
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Don’t hurry! You still have _______ time.
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Our hopes ________ and fell in the same instant.
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Mary likes to hear ______ on her appearance.
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My watch keeps good time, but his _______.
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We are going to study _______ next week.
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The cost of transport is a may expense for an industry. _________factory location is an important consideration.
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Our English teacher ____ our buying an English-Chinese dictionary.
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______ hostels (客栈) may not offer the most comfortable quarters, they are convenient, inexpensive, and attractive to traveling s
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She’s an excellent translator, and her _____ is ancient Greek poetry.
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— Who taught you to play basketball?— Nobody, I leant it by _______.
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In no way am I ________ for what has happened.
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The economy looks set to ________ its growth into next year.
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The defense lawyer was questioning the old man who was one of the ______of the murder committed last month.
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Would it __________ for the city authorities to further restrict parking?
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