Chemistry, 17.08.2021 18:10 danielhall
Đốt cháy hoàn toàn 12,9 gam hỗn hợp gồm Vinyl axetat và metyl acrylat cần dùng a mol O2, thu được CO2 và H2O. Giá trị của a là:
Answers: 2
Chemistry, 21.06.2019 17:30
You are performing an experiment in a lab to attempt a new method of producing pure elements from compounds. the only problem is that you do not know what element will form. by your previous calculations you know that you will have 6.3 moles of product. when it is complete, you weigh it and determine you have 604.4 grams. what element have you produced?
Answers: 1
Chemistry, 22.06.2019 00:10
Select the correct answer. which phrase correctly describes temperature? o a. average rotational kinetic energy of the particles in an object o b. average energy of the particles in an object c. average translational kinetic energy of the particles in an object od. all energy possessed by the particles in an object
Answers: 1
Chemistry, 22.06.2019 06:40
Three alkali metals in group 1 are a. calcium, strontium, barium b. boron, aluminum, gallium c. sodium, potassium, rubidium d. fluorine, iodine, chlorine
Answers: 1
Đốt cháy hoàn toàn 12,9 gam hỗn hợp gồm Vinyl axetat và metyl acrylat cần dùng a mol O2, thu được CO...
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