Đun nóng 8,8 gam este Y có CTPT C4H8O2 với 200 ml dd NaOH 1M. Cô cạn dd sau phản ứng thu được 13,6 gam chất rắn. Tên gọi Y là??? (Mong các cao nhân giúp đỡ🙂))

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Turn into the passive voice 23. 23/ They hadn’t built the bridge when we first came here……..………………………………………. 24/ People don’t learn a foreign language in a short time…………………………………………….. 25/ Did anyone ask any questions about me ?.......................................................................................... 26/ Henry wrote that book years ago, didn’t he ?..................................................................................... 27/ What sort of research are they doing in the laborotary ?.................................................................. 28/ You should place matches out of reach of children………………………….. 29/ People say that inflation is getting out of control………………………………………… 30/ We’ll have finished all the work by the weekend…………………………………………. 31/ I heard her singing very beautifully……………………………………………………. 32/ Scientists started discovering the universe thousands of years ago. ………………………………………………………………………………………………………… 34/ The robbers forced the bank manager to hand over the money. ………………………………………………………………………………………………………… 35/ They let us go………………………………………………………………………………….. 36/ The police stopped Tom on the highway and made him show his I.D card. 37/ Write your address on the back of the cheque…………………………………………………….. 38/ Where did your child find the keys ?.................................................................................................. 39/ Some people think he is a dangerous criminal…………………………………………………….. 40/ They will have to sign these documents………………………………………….……………….. 41/ The workers are going to pull down that old building……………………….…….………………. 42/ No one told me the truth…………………………………………………………………………… Giúp mình với mình đnag cần rất gấp ạhh