SHC Flashcards
1
Q
What does HIGH SPECIFIC HEAT CAPACITY of water mean
A
A lot of energy has to be put in or taken out in order to change the temperature of water
2
Q
Why is there a high SHC of water ? Which bonds and molecules is this because of ?
A
Because Water molecules are held tightly together by hydrogen bonds
3
Q
What benefits does water not being able to heat up or cool down easily have ? Name 2.
A
Living things eg prokaryotes + eukaryotes need a stable temperature to perform enzyme controlled reactions
It allows water to act as a stable habitat for aquatic animals to survive in
4
Q
Which are stronger , covalent bonds or hydrogen bonds
A
Covalent bonds.
5
Q
Why is ice less dense than water ?
A
In ice, the molecules are tightly packed
