https://padlet.com/ghooda21/Bookmarks Chemistry-Grade 12 General. en-us 2020-09-12 22:43:40 UTC 2021-09-13 10:59:47 UTC hello@padlet.com https://padlet-uploads.storage.googleapis.com/723619731/1a252f5c4b1b91f81e9ee9b8435563fb/Logo_Padlet.png ghooda21 https://padlet.com/ghooda21/Bookmarks/wish/823473483 Reading Skill.
1- What is "Enthalpy" ?

2- What is "Enthalpy of Reaction" ? 

]]> 2020-10-13 02:51:56 UTC https://padlet.com/ghooda21/Bookmarks/wish/823473483 https://padlet.com/ghooda21/Bookmarks/wish/1727688481 1.the heat content of system at constant pressure
2- the change in enthalpy for a rection


]]> 2021-09-09 10:56:27 UTC https://padlet.com/ghooda21/Bookmarks/wish/1727688481 https://padlet.com/ghooda21/Bookmarks/wish/1727688779 1- Enthalpy is the heat content of a system at constant pressure. 2- change in enthalpy.  heat absorbed or realised in chemical reaction
Enthalpy is impossible to measure but you can measure the change in enthalpy

]]> 2021-09-09 10:56:43 UTC https://padlet.com/ghooda21/Bookmarks/wish/1727688779 nrsian983 https://padlet.com/ghooda21/Bookmarks/wish/1727688861 Enthalpy is the heat content of a system at constant pressure.

-we cant meaure the enthalpy of a substance


Enthalpy of reaction is the change in enthalpy for a reaction.

-we can mesure the change in ethalpy

]]> 2021-09-09 10:56:47 UTC https://padlet.com/ghooda21/Bookmarks/wish/1727688861 ramazarour8 https://padlet.com/ghooda21/Bookmarks/wish/1727688944  1) the sum of the internal energy and the product of the pressure and volume of a thermodynamic system. ..

2) CHANGE IN ENTHAPLY]]> 2021-09-09 10:56:51 UTC https://padlet.com/ghooda21/Bookmarks/wish/1727688944 https://padlet.com/ghooda21/Bookmarks/wish/1727689013 1 enthalpy; the heat content of a system at constant pressure. 

2 the change of enthalpy is the change in enthalpy in reaction. 
number 2 is the one that can be measured


]]> 2021-09-09 10:56:55 UTC https://padlet.com/ghooda21/Bookmarks/wish/1727689013 https://padlet.com/ghooda21/Bookmarks/wish/1727689263 1)a thermodynamic number that represents a system's total heat content. It is equal to the sum of the system's internal energy and the product of pressure and volume.
2) change in enthalapy

]]> 2021-09-09 10:57:03 UTC https://padlet.com/ghooda21/Bookmarks/wish/1727689263 https://padlet.com/ghooda21/Bookmarks/wish/1727690445 enthalpy : is the heat content of a system - you cannot measure the actual enthalpy of a substance 

enthalpy of reaction : the change in enthalpy for a reaction - can be measure]]> 2021-09-09 10:57:57 UTC https://padlet.com/ghooda21/Bookmarks/wish/1727690445 https://padlet.com/ghooda21/Bookmarks/wish/1727690665 Enthalpy-is the heat content of a system at constant pressure
Enthalpy of reaction is change reaction]]> 2021-09-09 10:58:07 UTC https://padlet.com/ghooda21/Bookmarks/wish/1727690665 https://padlet.com/ghooda21/Bookmarks/wish/1727690962 Enthalpy is the heat content of a system at constant pressure.

you can measure the change in enthalpy but you cannot measure the actual energy or enthalpy of substance.]]> 2021-09-09 10:58:20 UTC https://padlet.com/ghooda21/Bookmarks/wish/1727690962 https://padlet.com/ghooda21/Bookmarks/wish/1727691067 -Enthalpy: is the the heat content of a system at a constant pressure.(Cannot be measured.)
- Enthalpy of reaction: The change in enthalpy for a reaction.(can be measured.)

]]> 2021-09-09 10:58:26 UTC https://padlet.com/ghooda21/Bookmarks/wish/1727691067 elshe7ii https://padlet.com/ghooda21/Bookmarks/wish/1727691135 Enthalpy: is the heat content of a system at constant pressure.

Enthalpy of reaction: the change in enthalpy for reaction.]]> 2021-09-09 10:58:29 UTC https://padlet.com/ghooda21/Bookmarks/wish/1727691135 https://padlet.com/ghooda21/Bookmarks/wish/1727692036 1- The heat content of a system under constant pressure .]]> 2021-09-09 10:59:04 UTC https://padlet.com/ghooda21/Bookmarks/wish/1727692036 nadagumaan https://padlet.com/ghooda21/Bookmarks/wish/1727692278 1. enthalpy is the heat content of a system at constant pressure.
2. enthalpy reaction is the change in enthalpy for a reaction]]> 2021-09-09 10:59:15 UTC https://padlet.com/ghooda21/Bookmarks/wish/1727692278 https://padlet.com/ghooda21/Bookmarks/wish/1727692825 Enthalpy cant be measured and the Enthalpy of reaction can be measured.]]> 2021-09-09 10:59:42 UTC https://padlet.com/ghooda21/Bookmarks/wish/1727692825 https://padlet.com/ghooda21/Bookmarks/wish/1727693216 1. Enthalpy is the heat content of a system at constant pressure.

2. Enthalpy of reaction (delta Hrxn) is the change in enthalpy for a reaction.]]> 2021-09-09 10:59:57 UTC https://padlet.com/ghooda21/Bookmarks/wish/1727693216 https://padlet.com/ghooda21/Bookmarks/wish/1727694044 Enthalpy is a property of a thermodynamic system, and is defined as the sum of the system's internal energy and the product of its pressure and volume

of reaction or Heat of reaction is the heat change when the number of moles of reactants as shown in the chemical equation reacts in standard conditions to form products in standard conditions


]]> 2021-09-09 11:00:38 UTC https://padlet.com/ghooda21/Bookmarks/wish/1727694044 https://padlet.com/ghooda21/Bookmarks/wish/1735671989 enthalpy is the heat of a system at constant pressure (unmeasurable)

enthalpy heat reaction change in enthalpy for a reaction(measurable)
 ]]> 2021-09-13 10:49:16 UTC https://padlet.com/ghooda21/Bookmarks/wish/1735671989 https://padlet.com/ghooda21/Bookmarks/wish/1735675331 Enthalpy: is the heat content of a system at constant pressure. you can't measure it .

Enthalpy of reaction: the change in enthalpy for reaction. you can measure it.]]> 2021-09-13 10:51:31 UTC https://padlet.com/ghooda21/Bookmarks/wish/1735675331 https://padlet.com/ghooda21/Bookmarks/wish/1735679569 enthalpy is the heat content of a system the changes in enthalpy for a reaction is called the enthalpy of heat ]]> 2021-09-13 10:54:08 UTC https://padlet.com/ghooda21/Bookmarks/wish/1735679569 https://padlet.com/ghooda21/Bookmarks/wish/1735687912 1. Enthalpy: is the heat content of a system at a constant pressure.
2. enthalpy of reaction : is the change in enthalpy for a reaction.]]> 2021-09-13 10:59:36 UTC https://padlet.com/ghooda21/Bookmarks/wish/1735687912