1994 年
化學 · 共 32 題 · 點擊選項即時核對答案
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31.
For each of the following questions, decide whether each of the two statements is true or false. If both are true, decide whether the second correctly explains the first.
A.Both statements are true and the 2nd statement is a correct explanation of the 1st statement.
B.Both statements are true but the 2nd statement is NOT a correct explanation of the 1st statement.
C.The 1st statement is false but the 2nd statement is true.
D.Both statements are false.
| 1st statement | 2nd statement |
|---|---|
| At room temperature and pressure, the molar volume of oxygen gas is greater than that of hydrogen gas. | The relative atomic mass of oxygen is greater than that of hydrogen. |
32.
For each of the following questions, decide whether each of the two statements is true or false. If both are true, decide whether the second correctly explains the first.
A.Both statements are true and the 2nd statement is a correct explanation of the 1st statement.
B.Both statements are true but the 2nd statement is NOT a correct explanation of the 1st statement.
C.The 1st statement is false but the 2nd statement is true.
D.Both statements are false.
| 1st statement | 2nd statement |
|---|---|
| Iron reacts with chlorine to form iron(II) chloride. | Iron is a reducing agent in this reaction. |