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环境安全与绿色化学
6 The Variety o...
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简答题
What is the anode reaction of Mercury Batteries?
A、
B、
C、
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简答题
Which of the following energy doesn't come from solar energy？ A、Wind energy B、biological energy C、nuclear energy
简答题
Which of the following isotopic elements can be generally used in the scientific research? A、Carbon-14 B、Bismuth-120 C、Polonium-214
简答题
In petroleum marine and meteorological field, the application of solar energy can be used in________ A、 Oil drilling platform power supply. B、Marine testing equipment. C、A and B.
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The materials of solar cells are mainly _______ materials. A、conductor B、insulator C、semiconductor
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Which country use nuclear reaction to generate electricity widely. A、France B、China C、Kazakhstan
简答题
The half life of a radioactivity material is the time required for ________ of the radioactive atoms decay A、 a quarter B、one thirds C、half
简答题
The secondary cells are those which can be_________. A、rechargeable B、non-rechargeable C、used only two times.
简答题
According to the________ properties of biomass, the biomass energy can be divided into saccharides, starch and cellulose substances. A、chemical B、mechanical C、biological
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_________ photosynthesis can be decomposed water molecule into H2 and O2 by catalysts. A、 Artificial B、Natural C、Controlled
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Which of the following isotopic elements can be used to measure the age of materials? A、Carbon-14 B、Bismuth-120 C、Polonium-214
简答题
For the Hydrogen energy, the following problems need to be solved？ A、- Hydrogen production cheaply B、- Hydrogen storage safely C、- A and B
简答题
Trance are used in the medicine for the diagnosis of internal disorders the technology called as________. A、physical imaging B、 chemical imaging C、 medical imaging
简答题
Photothermal conversation, photoelectric conversation and _______ conversation are three ways for human to use solar energy. A、photochemical B、photophysical C、photobiological
简答题
The energy that the sun radiates to earth every _______ is equivalent to the sum of all the fossil fuel energy of the energy A、one day B、three days C、one months
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The anode of lead storage battery is___________. A、Lead B、Lead(IV) coated with Lead Dioxide C、Sulphuric acid
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Each half cell has a tendency to _______ electrons from other. A、accept B、give C、refuse.
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A、 B、 C、
简答题
fossil fuel contains______.① coal; ② Petroleum; ③ Natural gas; ④ Combustible ice. A、①, ② B、②, ④ C、①, ②, ③, ④.
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The most easily blocked radiation is__________. A、 alpha ray B、beta ray C、gamma ray
简答题
Galvanic cells belong to_________. A、primary cells B、secondary cells C、 fuel cells
环境安全与绿色化学
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5 Urbanization,...
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6 The Variety o...
49
7 The Basic Com...
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