Chemistry, 17.01.2020 02:31 jpdvolleybal8260
An ideal gas (the system) is contained in a flexible balloon at a pressure of 1 atm and is initially at a temperature of 20.°c. the surrounding air is at the same pressure, but its temperature is 25°c. when the system has equilibrated with its surroundings, both system and surroundings are at 25°c and 1 atm. in changing from the initial to the final state, which one of the following relationships regarding the system is correct?
(a) δe < 0
(b) δe=0
(c) δh=0
(d) w> 0 q> 0
Answers: 3
Chemistry, 22.06.2019 13:30
1) which of the following is the best example of a physical change? a) sugar dissolving in tea b) firefly glowing 2) in the combustion of ethane, what is/are the reactants? c2h6 + o2 ==> co2 + h2o a) c2h6 and o2 b) co2 and c2h6
Answers: 2
Chemistry, 22.06.2019 15:30
Using the first volume and temperature reading on the table as v1 and t1, solve for the unknown values in the table below. remember to use the rules of significant figures when entering your numeric response.
Answers: 1
An ideal gas (the system) is contained in a flexible balloon at a pressure of 1 atm and is initially...
Computers and Technology, 22.06.2019 09:00
History, 22.06.2019 09:00
Physics, 22.06.2019 09:00
Arts, 22.06.2019 09:00
Biology, 22.06.2019 09:00
History, 22.06.2019 09:00
Mathematics, 22.06.2019 09:00