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限量反應物(27/3)

Authored by Wing Wong

Chemistry

10th Grade

限量反應物(27/3)
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8 questions

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1.

DRAW QUESTION

30 sec • 1 pt

根據以下方程式,0.886摩爾的一氧化碳與0.252摩爾的氧反應,

2NO(g) + O2(g) -> 2NO2(g)

(a) NO與O2的摩爾比例是多少?

Media Image

2.

MULTIPLE CHOICE QUESTION

1 min • Ungraded

根據以下方程式,0.886摩爾的一氧化碳與0.252摩爾的氧反應,

2NO(g) + O2(g) -> 2NO2(g)

(b) 哪個反應物是限量反應物?

NO

O2

3.

OPEN ENDED QUESTION

1 min • 1 pt

根據以下方程式,0.886摩爾的一氧化碳與0.252摩爾的氧反應,

2NO(g) + O2(g) -> 2NO2(g)

(c) 計算所生成的二氧化氮的摩爾數。

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4.

OPEN ENDED QUESTION

2 mins • 1 pt

根據以下方程式,0.886摩爾的一氧化碳與0.252摩爾的氧反應,

2NO(g) + O2(g) -> 2NO2(g)

(d) 計算二氧化氮的質量。

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5.

DRAW QUESTION

3 mins • 1 pt

8.14g 氧化鋅與2.20g碳粉一起加熱,生成氧化鋅。

(a) 寫出以上化學反應式。

Media Image

6.

OPEN ENDED QUESTION

2 mins • 1 pt

8.14g 氧化鋅與2.20g碳粉一起加熱,生成氧化鋅。

(b) 哪一種反應物是限量?

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7.

OPEN ENDED QUESTION

2 mins • 1 pt

8.14g 氧化鋅與2.20g碳粉一起加熱,生成氧化鋅。

(c) 計算所生成的鋅的摩爾數。

Evaluate responses using AI:

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