
自然1-2B
Authored by 林琳林 林琳林
English
8th Grade
Used 2+ times

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30 questions
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1.
MULTIPLE CHOICE QUESTION
2 mins • 1 pt
硝酸(HNO3)的分子量為 63,純硝酸 189 公克中含有下列何者?
2.
MULTIPLE CHOICE QUESTION
2 mins • 1 pt
二氧化氮之分子量為 46,根據物質的莫耳概念,則下列敘述何者正確?
3.
MULTIPLE CHOICE QUESTION
2 mins • 1 pt
下列物質何者的莫耳數最大?(原子量:C=12、H=1、O=16、Ca=40、Na=23)
4.
MULTIPLE CHOICE QUESTION
2 mins • 1 pt
已知 1 莫耳的個數為 6×1023,欲求 10 公克 CO2 所含氧原子之數目,下列算式何者正確?(原子量:C=12、O=16)
5.
MULTIPLE CHOICE QUESTION
2 mins • 1 pt
一氧化碳 2.8 公克含多少個一氧化碳分子?(原子量:O=16、C=12)
6.
MULTIPLE CHOICE QUESTION
2 mins • 1 pt
氧氣重 0.8 公克,則對此氧氣的敘述,下列何者正確?(O=16)
7.
MULTIPLE CHOICE QUESTION
2 mins • 1 pt
下列物質何者所含的原子數最多?(原子量:Ca=40、O=16、H=1、C=12)
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