Chemistry, 11.06.2021 22:10 wmaingrette1
A entropia é uma função de estado que indica o grau de desordem de um sistema. Considerando que, em uma transformação reversível e isotérmica, o sistema absorveu 4,5 kcal a uma temperatura de 67°C, a variação de entropia é, aproximadamente, A) –13,23 cal/K B) +12,43 cal/K C) –12,43 cal/K D) +0,8 cal/K E) +13,23 cal/K
Answers: 2
Chemistry, 23.06.2019 00:30
Element j is 1s 2s 2p 3s . (i) how many unpaired electrons does j have? (ii) is j a good oxidizing agent or a reducing agent? (iii) state reason for the answer.
Answers: 1
Chemistry, 23.06.2019 02:00
Butane gas reacts with oxygen gas to give carbon dioxide gas and water vapor (gas). if you mix butane and oxygen in the correct stoichiometric ratio, and if the total pressure of the mixture is 390 mmhg, what is the pressure (in mmhg) of water vapor after the reaction is completed (temperature and volume do not change).
Answers: 2
Chemistry, 23.06.2019 10:00
Which number should be placed before f2 on the reactants side equation to make equation balanced? xe + > xef4
Answers: 1
A entropia é uma função de estado que indica o grau de desordem de um sistema. Considerando que, em...
Mathematics, 11.08.2021 01:00
Mathematics, 11.08.2021 01:00
Mathematics, 11.08.2021 01:00
Biology, 11.08.2021 01:00
Social Studies, 11.08.2021 01:00
Chemistry, 11.08.2021 01:00
Mathematics, 11.08.2021 01:00
Mathematics, 11.08.2021 01:00