NAME: Wick Sewell
EXPERIMENT: Experiment 11. Partial Molal Volume
PARTNER: Kelly Brooks and Mark Mowery
DATE: October 18, 1994
THE WEIGHT OF THE EMPTY PYCOMETER = 337.4 +/- 05.4 grams
THE WEIGHT OF THE PYCNOMETER FILLED WITH H2O
  = 58.0612 +/- 0.0001 grams
THE TEMPERATURE OF THE BATH
  = 25
 degC
THE DENSITY OF WATER AT 25
 degC
  = 0.997 +/-  0.0001 grams
THE INITIAL CONCENTRATION OF NACL (MOLARITY)
  = 3.0 +/- 0.001 mol/dm3
5 CONCENTRATIONS WERE RUN
THE UNCERTAINTY IN THE WEIGHT OF THE PYCNOMETER FILLED WITH THE VARIOUS NACL SOLUTIONS = +/- 0.0001 grams


RUN NO. 1
THE CONCENTRATION (MOLARITY) FOR #1 = 3.0 +/- 0.001 mol/dm3
THE WEIGHT OF THE FILLED PYCNOMETER = 60.6474 grams

RUN NO. 2
THE CONCENTRATION (MOLARITY) FOR #2 = 1.5 +/- 0.0005 mol/dm3
THE WEIGHT OF THE FILLED PYCNOMETER = 59.4121 grams

RUN NO. 3
THE CONCENTRATION (MOLARITY) FOR #3 = 0.75 +/- 0.00025 mol/dm3
THE WEIGHT OF THE FILLED PYCNOMETER = 58.7468 grams

RUN NO. 4
THE CONCENTRATION (MOLARITY) FOR #4 = 0.375 +/- 0.000125 mol/dm3
THE WEIGHT OF THE FILLED PYCNOMETER = 58.4089 grams

RUN NO. 5
THE CONCENTRATION (MOLARITY) FOR #5 = 0.1875 +/- 6.25e-05 mol/dm3
THE WEIGHT OF THE FILLED PYCNOMETER = 58.2365 grams










PLOT OF PHI VS. SQUARE ROOT OF MOLALITY
===========     =======================


PHI						SQUARE ROOT OF MOLALITY

23.7289142165532  +/-  0.0124874142003625	 1.7999019413274  +/-  0.000372681711796145
22.169062321522  +/-  0.0133559458680568	 1.24750348390938  +/-  0.000236937390341897
21.6212250642706  +/-  0.014972375502287	 0.874446325404187  +/-  0.000159040109844743
21.0922787469241  +/-  0.0199600406453319	 0.615733002872948  +/-  0.000109571386170791
20.7792288856379  +/-  0.0330160493606501	 0.434510962357857  +/-  7.64810287660237e-05

	SLOPE
	=====
	  = 2.11806416326245 +/- 0.158166091455204

	PHI (O)
	=======
	  = 19.7718982965618 +/- 0.175107725296824

	CORRELATION COEFFICIENT
	=======================
	  = 0.991739008823013

	PERCENT OF FIT
	==============
	  = 98.3546261621253%



PLOT OF V2 VS. MOLALITY
==========     ========

V2 						MOLALITY
=====================				=========================
19.7718982965618 +/- 0.175107725296824           0
22.0184445958084 +/- 0.242500086609512         0.5
22.9489945414555 +/- 0.294872631067405         1.0
23.6630306284128 +/- 0.339254248462133         1.5
24.264990895055 +/- 0.378466671777845         2.0
24.7953285362778 +/- 0.413981398366632         2.5



PLOT OF V1 VS. MOLALITY
==========     ========

V1 						MOLALITY
=====================				=========================
18.0702106318957 +/- 0.00207148079878013           0
18.0634649758728 +/- 0.00213184834526967         0.5
18.0511310354263 +/- 0.0025141579186338         1.0
18.0351591750095 +/- 0.00333798423043016         1.5
18.0162453837124 +/- 0.00453108060186849         2.0
17.9947919047954 +/- 0.00600075963016352         2.5



	RUN NO.	 DENSITY
	=======	 =================================
	 1	 1.10137681757829    +/- 0.000110795993500257
	 2	 1.05152116729816    +/- 0.000105794253246915
	 3	 1.02467022895819    +/- 0.000103100728052491
	 4	 1.01103287428349    +/- 0.000101732792176724
	 5	 1.00407495790019    +/- 0.000101034879678561


	RUN NO.	 MOLARITY
	=======	 =================================
	 1	 3.0    +/- 0.001
	 2	 1.5    +/- 0.0005
	 3	 0.75    +/- 0.00025
	 4	 0.375    +/- 0.000125
	 5	 0.1875    +/- 6.25e-05


	RUN NO.	 MOLALITY
	=======	 =================================
	 1	 3.23964699839416    +/- 0.0013415810731182
	 2	 1.55626494236603    +/- 0.000591160439839825
	 3	 0.764656376012886    +/- 0.000278144079291228
	 4	 0.379127130826938    +/- 0.000134933437271785
	 5	 0.188799776409151    +/- 6.64636908224879e-05


	RUN NO.	 PHI
	=======	 =================================
	 1	 23.7289142165532    +/- 0.0124874142003625
	 2	 22.169062321522    +/- 0.0133559458680568
	 3	 21.6212250642706    +/- 0.014972375502287
	 4	 21.0922787469241    +/- 0.0199600406453319
	 5	 20.7792288856379    +/- 0.0330160493606501


	RUN NO.	 (1000/M) (W-WO) / (WO-WE)
	=======	 =================================
	 1	 32.3155239755844    +/- 0.0134997256805403
	 2	 35.1387617097675    +/- 0.013846837353267
	 3	 36.2953743630373    +/- 0.0151789341518472
	 4	 37.1250127933087    +/- 0.0200658522584272
	 5	 37.5860966314547    +/- 0.0330840432252559


VOLUME OF PYCNOMETER = 24.7775325977934 +/- 0.00248925365348768 CM3
====== == ==========


PHI (O) = 19.7718982965618 +/- 0.175107725296824 CM3
=======


DPHI/DM(1/2) = 2.11806416326245 +/- 0.158166091455204 CM3/MOLALITY(1/2)
============