Question

When 4.45 g of a nonelectrolyte solute is dissolved in 945 mL of water at 21 °C, the resulting solution exerts an osmotic pressure of 845 torr.

Answer 1

1) What is the molar concentration of the solution?
2)How many moles of solute are in the solution?
3)What is the molar mass of the solute?

Answer 2

@saifoo.khan here

Answer 3

i am stuck dude.... :(

Answer 4

Sorry. I can't solve this. :/

Answer 5

arghhh... lol

Answer 6

that's ok saif! +1 medal for can't solve :)

Answer 7

what time is it over there saif ?

Answer 8

I'm sorry. :/
12:08Pm

Answer 9

I'll ask my teacher next time :)
wow it's 1:09 AM here :(

Answer 10

go to sleep.

Answer 11

NAW!! *STUDYING LIKE A BEAST* LOL

Answer 12

Lol. Enjoy. xD

Answer 13

it's due like the day after tmr so lmao

Answer 14

and so far i've done 5/30 problems :)

Answer 15

yup...studying hard lol

Answer 16

HAHAHAH 5/30

Answer 17

i even got RED BULL next to me lol

Answer 18

Lol. Redbull gives you wings. So you should be a DRAGON-BEAST. XD

Answer 19

lmao..*believe saif, walk out to get another red bull* BEAST!! LOL

Answer 20

im gonna be sooooo beat-up in the morning.. :) but that's ok! it's college duh!! where nap-time made possible since elementry...again...

Answer 21

Omg. lol.

Answer 22

heheheh

Answer 23

YOU'RE IN COLLEGE? :O
I thought you were in HS. I'm in HS!

Answer 24

yes!! lol :)

Answer 25

i just enter :)

Answer 26

and already failing hehe

Answer 27

I see. Is college more fun than HS?

Answer 28

naw your not in HS, your HS level = grad. college lvl

Answer 29

so don't lieee!! lol

Answer 30

well u get to nap whenever u want to so i guess yeah? lol

Answer 31

can you rank freezing point from high to low saif ?

Answer 32

wanna try? :)

Answer 33

Lol. No. Education there is easy. It's hard here. Not lying.

Sure. throw the question

Answer 34

Assuming equal concentrations, rank these aqueous solutions by their freezing point.
Highest to Lowest.

Sn(NO3)4
NH4CL
AlBr3
Na2CO3

Answer 35

have fun :)

Answer 36

oh yeah and 1 more thing, watch out for polyatomic ions.

Answer 37

need a red bull? XD

Answer 38

Sorry someone was on the door.

Answer 39

No man. Can't solve this either. Try googling their freezing points.

Answer 40

saiffffffffff!!!!
wat is wrong with u today?

Answer 41

WTF <---- lol

Answer 42

jk lol u need to go into chem asap

Answer 43

LOl. No. Actually i suck at inorganic chem. In organic chem, in the boss.

Answer 44

im not there yet! lol

Answer 45

oh well..gtg now :D
nice chatting saif :)
cya later

Answer 46

Ahh. Good bye. Have a great night. xD

Answer 47

thanks!
u have a good day :)