Key things Flashcards
1
Q
Formula for k
A
ln2/ half life
2
Q
Halogens in NH3
A
Cl is soluble in dilute NH3
Br is soluble in conc NH3
I is insoluble in conc NH3
3
Q
What does -TS have to be for G to be feasible
A
Negative
4
Q
What signs for h and s make a reaction feasible. opposite?
A
Negative H positive S
Inverse
5
Q
How can catalysts help in creating maximum equlibria
A
Reduce fuel expense/ increase tate
Allows a lower temperature to bebused for maximum yield
6
Q
Why is high pressure difficult
A
A safety hazard
Expensive to generate
7
Q
How could a reaction show that Ca is more reactive than Mg
A
Ca fizzes faster
Ca dissolves more quickly
