Question

The latent heat of vaporization of water is 540 calories/gram. How many calories are required to completely vaporize 500 grams of water?
1,040 cal
40 cal
270,000 cal
1.08 cal

Answer 1

I would use the units to help me figure out what to do. Any ideas using that?

Answer 2

I just want the answer

Answer 3

Just giving answers is against OpenStudy policy. You need to put in some effort of finding the answer yourself.

Answer 4

just giving answers is against openstudy policy blah blah blah do you think i really care about working to find the answer to a high school chemistry problem............no. this is not benefiting me in any way i just need the freaking answer so i can turn in this assignment i dont need your negativity and openstudy rules joanna

Answer 5

My negativity? I don't need your negativity and I don't have to help you. What gratitude! *sarcasm
It would be better for you to fail and have to take the class over than for you to continue in this attitude.

Answer 6

Thanks, @aaronq :-)

Answer 7

jesus christ why are people so serious on this website i just want the answer to the problem not the whole fluttering openstudy rules and regulations

Answer 8

Because cheating is serious stuff.

Answer 9

oh im so sorry

Answer 10

Whatever

Answer 11

no im being serious, i didnt realize it was that big of a deal to you im sorry

Answer 12

Thank you for the apology. :-)

Answer 13

I just had a friend go to jail for committing fraud. Cheating is serious stuff, not just in school.

Answer 14

So, show me that you are really sorry by attempting the problem. :-)

Answer 15

I got 270,000

Answer 16

You got it! I knew you could do it! :D

Answer 17

thanks :)!

Answer 18

yw

Answer 19

500(540)
q=mHv
q=heat
m=mass
Hv=heat of vaporization