Which statement about a chemical reaction is true?
It occurs only at low temperatures.
It occurs only at high temperatures.
It occurs whenever a physical change takes place.
It occurs whenever a chemical change takes place.

Question

Which statement about a chemical reaction is true?
It occurs only at low temperatures.
It occurs only at high temperatures.
It occurs whenever a physical change takes place.
It occurs whenever a chemical change takes place.

anonymous · Answer

@Somy

anonymous · Answer

last one right?

anonymous · Answer

i got trust issues

anonymous · Answer

dont trust myself girl

ipwnbunnies · Answer

Lolwut. Ya, when a chemical reaction takes place, a chemical change takes place.

anonymous · Answer

Among these processes, which is the slowest chemical reaction?
digesting food
boiling an egg
tarnishing of silver
melting of a glacier @iPwnBunnies

anonymous · Answer

is this one melting of a glacier

anonymous · Answer

Melting ice is a physical change, not a chemical change.

somy · Answer

first question
answer: last one

somy · Answer

second question
ans: i think 3rd one

ipwnbunnies · Answer

Melting ice isn't a chemical reaction, though.

somy · Answer

yeah it's not