Chemistry, 15.06.2021 14:00 andrew5632
X là hỗn hợp 2 este đơn chức đồng phân được tạo bởi 1 ancol và 2 axit hữu cơ. Cho 11,6g hỗn hợp X tác dụng với NaOH vừa đủ thu được 11g hai muối và m(g) ancol. Cho m(g) ancol tác dụng với Na vừa đủ, thu được 6,8g muối. Tìm CTCT của 2 este
Answers: 2
Chemistry, 22.06.2019 03:40
Kc = 0.040 for the system below at 450oc. if a reaction is initiated with 0.40 mole of cl2 and 0.40 mole of pcl3 in a 2.0 liter container, what is the equilibrium concentration of cl2 in the same system? pcl5(g) ⇄ pcl3(g) + cl2(g)
Answers: 3
Chemistry, 22.06.2019 04:30
This question is about electrolysis. metal spoons can be coated with silver. this is called electroplating. suggest one reason why spoons are electroplated?
Answers: 1
Chemistry, 22.06.2019 12:40
When 13.3 g koh is dissolved in 102.7 g of water in a coffee-cup calorimeter, the temperature rises from 21.4 °c to 31.53 °c. what is the enthalpy change per gram of koh (j/g) dissolved in the water? * take the density of water as 1.00 g/ml. * assume that the solution has a specific heat capacity of 4.18 j/g*k. enter to 1 decimal place. do not forget the appropriate sign /(+). canvas may auto-delete the (+) sign
Answers: 2
X là hỗn hợp 2 este đơn chức đồng phân được tạo bởi 1 ancol và 2 axit hữu cơ. Cho 11,6g hỗn hợp X tá...
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