Can someone please help me set up these problems and I'll finish getting the answers!
http://oi59.tinypic.com/69jp6q.jpg

Question

Can someone please help me set up these problems and I'll finish getting the answers! 
http://oi59.tinypic.com/69jp6q.jpg

joannablackwelder · Answer

For 26, you need to use the equation
P1V1/T1=P2V2/T2
and be sure to use temperature in Kelvin.

nerdy_3000 · Answer

@JoanaBlackwelder do you know how to convert grams to formula units?

nerdy_3000 · Answer

do you know how to convert grams to formula units? @JoannaBlackwelder

joannablackwelder · Answer

First convert to moles using molar mass.

joannablackwelder · Answer

Then to formula units using avogadro's number.

nerdy_3000 · Answer

@JoannaBlackwelder  Can you give me an example, because my teacher never went over that

joannablackwelder · Answer

Sure, give me a bit.

joannablackwelder · Answer

|dw:1432686990041:dw|
This is the first step of converting to moles. Does that step make sense?