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01699895843


BAI1
ot chay 1 the tich hoi cua 1hidrocacbon X co a nguyen tu C can vua du 1,25a the tich O2 o cung dieu kien.hidrocacbon X co dang
A.CnH2n-2
B.CnH2n
C.CnH2n-2
D.CxHy
BAI2:
Hon hop khi X gom 2 hidro cacbon la dong dang ke tiep nhau.dot chay X tron 64 gam O2,sau phan ung xay ra hoan toan dan hon hop thu duoc sau phan ung qua binh nuoc voi trong du thay tao thanh 100 gam ket tua.khi ra khoi binh co the tich 11,2 lit(do o 0 va 456mmHg)cong thuc phan tu cua hidro cacbon trong X la:
A.CnH2n-2
B.CnH2n
C.CnH2n-2
D.CxHy
BAI2:
Hon hop khi X gom 2 hidro cacbon la dong dang ke tiep nhau.dot chay X tron 64 gam O2,sau phan ung xay ra hoan toan dan hon hop thu duoc sau phan ung qua binh nuoc voi trong du thay tao thanh 100 gam ket tua.khi ra khoi binh co the tich 11,2 lit(do o 0 va 456mmHg)cong thuc phan tu cua hidro cacbon trong X la: