化学問題

化学問題

9th Grade

7 Qs

quiz-placeholder

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化学問題

化学問題

Assessment

Quiz

Chemistry

9th Grade

Hard

Created by

0850Tachihara kenichi

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7 questions

Show all answers

1.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

水分子 2.4 × 10^24 個は何 mol か。

2 mol
10 mol
4 mol
0.5 mol

2.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

塩化物イオン 1.2mol は何 g か。

42.54 g
60.89 g
25.67 g
12.34 g

3.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

標準状態の酸素 33.6L は何 mol か。

2.0 mol
0.5 mol
1.5 mol
3.0 mol

4.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

アンモニア 3.4g は標準状態で何 L か。

0.5 L
1.2 L
2.8 L
0.075 L

5.

OPEN ENDED QUESTION

3 mins • 1 pt

鉄 Fe28g に含まれる鉄原子は何個か。

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6.

OPEN ENDED QUESTION

3 mins • 1 pt

標準状態の二酸化炭素 5.6L に含まれる酸素原子は何個か。

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7.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

水素原子が 2.0 × 10^23 個含まれているメタンは何 g か。

16.04 g
8.02 g
4.01 g
32.08 g