This is because its forward momentum is greater when it goes faster, therefore it requires more force/friction to slow it down to a halt.
I think it's 1. PCl5= PCl3 + Cl2. I can't tell the exact reason but it's something to do with Atomic Redox Reaction
There is gold on the inside of a cell phone because it blocks the distributed signals and plastic is just there to make sure nothing scratch it.
Answer:
Explanation:
Molar mass of KF= 39 + 19= 58g/mol
Mass of KF = 109g
Amount = mass/molar mass
Amount = 109/58
Amount = 1.9moles
It is a combustion reaction. C3H8 will react with oxygen to form carbon dioxide and water.