Question

P+O2---->P2O5
BALANCE EQUATION

Answer 1

do you remember the steps?
you need to get both the elements on the right side divisible by the elements on the left side

For this one, you can multiply P2O5 by 4 to get 4(P2O5)
Then put however many Ps and O2s you need on the left side

Answer 2

where the 4 came from?

Answer 3

2 times 2?

Answer 4

No, the 4 came from the fact that in order for the numbers on the right side to both be divisible by the numbers on the left side, you can multiply it by four.
It's officially called the LCM, the least common multiply

Answer 5

*multiple

Answer 6

okay so then what do i do?

Answer 7

dont i multiply the 5 and 2

Answer 8

well now you have 4(P2O5) and you need to get that from P + O2
First, how many total Os do you have to get?

Answer 9

i got the answer now
THANK YOU!!

Answer 10

what did you get?

Answer 11

i got 4P+5O2---->2P2O5

Answer 12

Great!

Answer 13

THANKS FOR YOUR HELP!

Answer 14

No problem! :)

Answer 15

;D