Dec 15, 2016 · I say closed. This could be debatable, but over any reasonable time frame, the Earth neither receives nor loses any significant amount of matter to or from the rest of the …

A lot! For example, a single molecule of methane could have over 10^9 microstates. That is a bit on the high side, but usually a single molecule will have larger than a million microstates. And …

What is a simple definition of entropy and how does it relate to chaos theory? What is the concentration of a #KOH (aq)# solution if 12.8 mL of this solution is required to react with 25.0 …

Feb 16, 2018 · The Committees of Correspondence were illegal governments set up in the Colonies to fight against British rule. Leading up to the Revolutionary War, the Committees of …

May 7, 2018 · Explanation: ...you simply measure it....and for organic chemistry this remains the principal means to identify an unknown material. Get the unknown, get an idea of what class of …

the amount of disorder is known as entropy and is expressed in the unit Joule per Kelvin or J/K

The electron volt (eV) is a unit of energy equal to approximately 1.6×10−19 joule (J). By definition, it is the amount of energy gained (or lost) by the charge of a single electron moved across an …

This requires a fairly good understanding of isothermal processes. I am assuming the solid/liquid is already at its phase change temperature. When a system is undergoing a phase change, it's …

Carbon (C) A "chloride" by definition is some compound with chlorine in it. So therefore, your mystery element and chlorine form a compound XCl with molar mass 47.5 "g". We also know …

Apr 12, 2017 · the reaction would be spontaneous Nature favors reactions with positive entropy and negative enthalpy. if entropy is positive, then the reaction is going from less disorder to …