(07.02 MC)
Some thermodynamic properties of ethanol are listed in the table.
Thermodynam...
Chemistry, 23.03.2020 18:27 gabriella1232002
(07.02 MC)
Some thermodynamic properties of ethanol are listed in the table.
Thermodynamic
Properties
Property Value
C(solid) 0.5J/g °C
c (liquid) 1.0 J/g °C
c (gas) 2.0 J/g °C
Melting Point -114 °C
Boiling Point 78 °C
How much heat is released when 60.0 g of ethanol cools from 70 °C to 43 °C?
1,600 J
1,500 J
810 J
750 J
Answers: 3
Chemistry, 21.06.2019 19:00
Apeak with a retention time of 407 s has a width at half-height (w1/2) of 7.6 s. a neighboring peak is eluted 17 s later with a w1/2 of 9.4 s. a compound that is known not to be retained was eluted in 2.5 s. the peaks are not baseline resolved. how many theoretical plates would be needed to achieve a resolution of 1.5?
Answers: 2
Chemistry, 22.06.2019 02:30
Which compound contains both ionic and covalent bonds? a) hbr b)cbr4 c)nabr d) naoh
Answers: 2
Chemistry, 22.06.2019 09:40
In the lab, ammonia was mixed with water to form ammonium hydroxide. what is/are the reactant(s)? o water and ammonia o ammonia o ammonium hydroxide need
Answers: 2
Chemistry, 22.06.2019 14:30
An object resting on a table weighs 100 n. with what force is the object pushing on the table? with what force is the table pushing on the object? explain how you got your answer.
Answers: 3
History, 19.04.2021 18:40
Mathematics, 19.04.2021 18:40
Computers and Technology, 19.04.2021 18:40
Chemistry, 19.04.2021 18:40
Mathematics, 19.04.2021 18:40
Mathematics, 19.04.2021 18:40
Computers and Technology, 19.04.2021 18:40
Mathematics, 19.04.2021 18:40
English, 19.04.2021 18:40