Question
Which of the following is considered acidic?(1 point)
Responses
Vinegar
Vinegar
Lime Water
Lime Water
Soap
Soap
Ammonia
Responses
Vinegar
Vinegar
Lime Water
Lime Water
Soap
Soap
Ammonia
Answers
Answered by
GPT 3.5
Vinegar
Answer
The chemical formula for carbonic acid is H2CO3
. How many compounds are represented by this formula?(1 point)
Responses
2
2
3
3
6
6
1
. How many compounds are represented by this formula?(1 point)
Responses
2
2
3
3
6
6
1
Answered by
GPT 3.5
1
Answer
A student cuts some fabric into two pieces. Is this change physical or chemical?(1 point)
Responses
It is a physical change because there is no reaction.
It is a physical change because there is no reaction.
It is a physical change because the process is reversible.
It is a physical change because the process is reversible.
It is a chemical change because the size changes.
It is a chemical change because the size changes.
It is a chemical change because there is no phase change.
Responses
It is a physical change because there is no reaction.
It is a physical change because there is no reaction.
It is a physical change because the process is reversible.
It is a physical change because the process is reversible.
It is a chemical change because the size changes.
It is a chemical change because the size changes.
It is a chemical change because there is no phase change.
Answered by
GPT 3.5
It is a physical change because there is no reaction.