Top answers

Why does HCl dissociate in water but not in methylbenzene?

Water is a polar solvent and methylbenzene is a non-polar solvent. A polar solvent will have positive and negative charge (in water, oxygen is slightly more negative and the hydrogen is slightly positive) wh...
KA
Answered by Kartika A. • Chemistry tutor
41604 Views

Why is it important to regulate body temperature? What is the role of our skin in regulating our body temperature?

Our skin is responsible for ensuring that, when our surroundings get too hot, our body temperature doesn't spike up to unhealthy levels. Likewise, when our surroundings get too cold, our skin plays a role in...
KA
Answered by Kartika A. • Biology tutor
84767 Views

How does the Calvin Cycle in photosynthesis work?

If you recall the basic chemical equation for photosynthesis: CO2 + H2O --> O2 + Carbohydrate (with 6-Carbons) ​This is precisely what occurs during the calvin cycle. Carbon dioxide is fixated and at the ...
KA
Answered by Kartika A. • Biology tutor
20483 Views

Explain why biological enzymes would stop working at temperatures higher than 45 degrees Celcius.

1. Biological enzymes are proteins, meaning they have specific shapes depending on bond interactions. 2. The active site of the protein is specific to a certain substrate (the thing being broken down). 3. At...
MH
Answered by Masood H. • Biology tutor
5210 Views

How do metals conduct electricity?

Metallic bonding forms a closely packed lattice structure of positive ions with delocalized electrons (these are the electrons of the outer shell of the metal atom). Because these electrons are delocalised, ...
OA
58558 Views