Question

Iron combines with oxygen and water from the air to form rust. If an iron nail were allowed to rust completely, one should find that the rust weighs:

I know the answer is the rust should way more than the nail it came from but can someone explain why please!

Answer 1

Rust is Fe2O3.xH2O
So rust is the combined weight of the iron nail you started with PLUS the weight of the oxygen added PLUS the weight of the water added.

Answer 2

the iron combines with oxygen and water from the air to form rust. if an iron nail were allowed to rust completely one would find that the rust weighs

Answer 3

Ty I got a 100 :)

Answer 4

make this have the most thumbs down ever</3

Answer 5

yes

Answer 6

what are the AnSwErSsSsSs.... ;(

Answer 7

1:Which substance combines with iron in the presence of water to form rust?
oxygen
2:Which process is most likeWhich option best describes hydrolysis?carbonation
3:Which option best describes hydrolysis?water reacting chemically with minerals in rock
4:Which type of region would be most likely to support chemical weathering?
a tropical region that is hot and humid all year long

Answer 8

koa is right! :D

Answer 9

TYSM!! KOA I GOT 100%

Answer 10

koa got #2 wrong, its carbonation. thanks for my grade :|

Answer 11

traveler then to make sure you get a good grade don't cheat, cheating like this you never know if your gonna get a good or bad grade. don't complain about it.

Answer 12

also it says correct for me so you probably just clicked the wrong answer.

Answer 13

THANK YOU SOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOO MUCH!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!! KOA IS 100% CORRECT!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!