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Physics 20 Online
OpenStudy (anonymous):

A mole or fraction of a mole represents a _______number of atoms or molecules. a. specific b. nonspecific

OpenStudy (anonymous):

1. increased surface area concentration decreases around solute 2. like polarity increases rate rate proportional to K.E. 3. temperature matching solvent and solute 4. stirring finely divided solute HELP ME MATCH THE LEFT TO THE RIGHT PLEASEE

OpenStudy (anonymous):

@Leaper could u help me??

OpenStudy (anonymous):

I'm pretty sure number one is A) specific, but I've never seen a question worded like that. A mole of any substance is 6.022 x10^23 molecules.

OpenStudy (anonymous):

oh okay!

OpenStudy (anonymous):

10 g Hydrogen in moles = grams/mw = 9.92 NA = .011 moles For the H20, is that supposed to say 1.0 x 10^2?

OpenStudy (anonymous):

yes it says 1.0 x 10^2? my bad

OpenStudy (anonymous):

18 grams of h20 contains one mole

OpenStudy (anonymous):

=18 x 1000 mg

OpenStudy (anonymous):

it should be \[1*10^{2}/18*1000\] - this many number of moles

OpenStudy (anonymous):

can u help me in this question of matching 1. increased surface area concentration decreases around solute 2. like polarity increases rate rate proportional to K.E. 3. temperature matching solvent and solute 4. stirring finely divided solute

OpenStudy (anonymous):

are there options for what i should fill in those blanks?

OpenStudy (mertsj):

The first one is specific.

OpenStudy (anonymous):

i think first answer is "solution"

OpenStudy (anonymous):

oh damn..i thought it was filling blanks..its match the following..my bad! sorry

OpenStudy (anonymous):

its ok:)

OpenStudy (anonymous):

1. increased surface area concentration decreases around solute 2. like polarity increases rate rate proportional to K.E. 3. temperature matching solvent and solute 4. stirring finely divided solute HELP ME MATCH THE LEFT TO THE RIGHT PLEASEE

OpenStudy (anonymous):

I need this question pleasee

OpenStudy (mertsj):

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