chemistry question about acidwhat are the basicity of HCl and CH3COOH?

Yesterday our chemistry teacher teacher asked so difficult a question ( )puzzled all of us.Yesterday our chemistry teacher teacher asked so difficult a question _____puzzled all of us.Yesterday our chemistry teacher asked so difficult a question ____ Yesterday our chemistry teacher asked so difficult a question ________ it puzzled all of us.应该填什么 为什么 chemistry chemistry chemistry question!Explain the following observations.a.Gases but not solids can be compressed easily.b.A liquid expands more when heated than an equal volume of a solid.Please answer my questions in english!tks no question is a question chemistry question about acidwhat are the basicity of HCl and CH3COOH? Are you good ( ) chemistry?A.atAre you good ( ) chemistry?A.atB.forC.withD.to 是a chemistry change 还是a chemical change ask the question 还是ask a question I have a question! have a question for 任务,Ask a question! what a question是什么意思 A QUESTION OF怎么样 make a question I ask a question: make up a question