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1、2023年陕西同等学力人员申请硕士学位考试考试真题卷（9）本卷共分为1大题50小题，作答时间为180分钟，总分100分，60分及格。一、单项选择题（共50题，每题2分。每题的备选项中，只有一个最符合题意） 1. Dalton wondered why the heavier and lighter gases in the atmosphere did not separate as oil and water do. He finally concluded that the constituent (61) must exist in the form of tiny particles
2、or atoms and that these (62) be completely mixed together in the atmosphere. This threw a new light in (63) law of definite proportions. It was only necessary to suppose that the atoms (64) combine into small groups of uniform (65) and so form more complex substance; (66) the mystery of this law was
3、 (67) . Dalton suggested, for example, that carbon monoxide (68) formed by the one with one (69) of atoms of carbon and oxygen, (70) carbon dioxide results from a single (71) of carbon uniting with two atoms of oxygen. Assuming this to be true, (72) the definite proportions of Prouts law (73) all ch
4、emical compounds the different constituents (74) enter in unvarying proportions would naturally (75) the relative weights of the many different kinds of atoms. ApieceBtypeCatomDmeasure 2. Dalton wondered why the heavier and lighter gases in the atmosphere did not separate as oil and water do. He fin
5、ally concluded that the constituent (61) must exist in the form of tiny particles or atoms and that these (62) be completely mixed together in the atmosphere. This threw a new light in (63) law of definite proportions. It was only necessary to suppose that the atoms (64) combine into small groups of
6、 uniform (65) and so form more complex substance; (66) the mystery of this law was (67) . Dalton suggested, for example, that carbon monoxide (68) formed by the one with one (69) of atoms of carbon and oxygen, (70) carbon dioxide results from a single (71) of carbon uniting with two atoms of oxygen.
7、 Assuming this to be true, (72) the definite proportions of Prouts law (73) all chemical compounds the different constituents (74) enter in unvarying proportions would naturally (75) the relative weights of the many different kinds of atoms. AthenBsoCbyDthat 3. Dalton wondered why the heavier and li
8、ghter gases in the atmosphere did not separate as oil and water do. He finally concluded that the constituent (61) must exist in the form of tiny particles or atoms and that these (62) be completely mixed together in the atmosphere. This threw a new light in (63) law of definite proportions. It was
9、only necessary to suppose that the atoms (64) combine into small groups of uniform (65) and so form more complex substance; (66) the mystery of this law was (67) . Dalton suggested, for example, that carbon monoxide (68) formed by the one with one (69) of atoms of carbon and oxygen, (70) carbon diox
10、ide results from a single (71) of carbon uniting with two atoms of oxygen. Assuming this to be true, (72) the definite proportions of Prouts law (73) all chemical compounds the different constituents (74) enter in unvarying proportions would naturally (75) the relative weights of the many different
11、kinds of atoms.A. from B: in C. to D. for 4. Dalton wondered why the heavier and lighter gases in the atmosphere did not separate as oil and water do. He finally concluded that the constituent (61) must exist in the form of tiny particles or atoms and that these (62) be completely mixed together in
12、the atmosphere. This threw a new light in (63) law of definite proportions. It was only necessary to suppose that the atoms (64) combine into small groups of uniform (65) and so form more complex substance; (66) the mystery of this law was (67) . Dalton suggested, for example, that carbon monoxide (
13、68) formed by the one with one (69) of atoms of carbon and oxygen, (70) carbon dioxide results from a single (71) of carbon uniting with two atoms of oxygen. Assuming this to be true, (72) the definite proportions of Prouts law (73) all chemical compounds the different constituents (74) enter in unv
14、arying proportions would naturally (75) the relative weights of the many different kinds of atoms. AareBwouldntCalwaysDnever 5. Dalton wondered why the heavier and lighter gases in the atmosphere did not separate as oil and water do. He finally concluded that the constituent (61) must exist in the f
15、orm of tiny particles or atoms and that these (62) be completely mixed together in the atmosphere. This threw a new light in (63) law of definite proportions. It was only necessary to suppose that the atoms (64) combine into small groups of uniform (65) and so form more complex substance; (66) the mystery of this law was (67) . Dalton suggested, for example, that carbon monoxide (68) formed by the one with one (69) of atoms of carbon and oxygen, (70) carbon dioxide results from a single (71) of carbon uniting with two atoms of oxygen. Assuming this
