중3수준 화학반응식 _일정성분비 활용

Quiz
•
Science
•
9th - 12th Grade
•
Hard
John Jang
FREE Resource
10 questions
Show all answers
1.
FILL IN THE BLANK QUESTION
5 mins • 5 pts
탄산칼슘과 염산의 반응이 일어날 때 발생한 물의 질량이 90g 이라면
이산화탄소 발생량은 몇 g 일까? (숫자만 쓰시오)
2.
FILL IN THE BLANK QUESTION
5 mins • 5 pts
디에텔에테르의 연소반응에서 연료를 148ton 사용하면 이산화탄소 발생량은 몇 ton 인가? (숫자만 쓰시오)
3.
FILL IN THE BLANK QUESTION
5 mins • 5 pts
과산화수소가 상처에서 반응하여 물과 산소로 분해되어 물 3.6g을 만들었다면
반응에 사용된 과산화수소의 양은 몇 g인가? (숫자만 쓰세요)
4.
FILL IN THE BLANK QUESTION
5 mins • 5 pts
탄산나트륨 + 수산화칼슘이 반응하여 수산화나트륨과 탄산칼슘을 만든다.
반응물인 수산화칼슘 분자가 8개 사용되면 생성물인 수산화나트륨 분자는 몇 개 만들어지는가?
5.
MULTIPLE CHOICE QUESTION
2 mins • 5 pts
탄산수소암모늄은 암모니아 + 이산화탄소 + 물 이 반응하여 만들어진다.
이 반응물의 반응비는 몇인가?
1 : 1 : 1
1 : 2 : 1
1 : 2 : 2
1 : 1 : 2
2 : 1 : 1
6.
FILL IN THE BLANK QUESTION
5 mins • 5 pts
수산화알루미늄 분자의 상대적 질량이 78일 때 알루미늄의 상대적 질량은 얼마인가?
7.
MULTIPLE CHOICE QUESTION
5 mins • 5 pts
수산화마그네슘과 탄산이 반응하여 산화마그네슘, 물, 이산화탄소가 만들어질 때
산화마그네슘 : 물 : 이산화탄소의 계비는?
1 : 1 : 1
1 : 1 : 2
1 : 2 : 1
1 : 2 : 2
2 : 1 : 2
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