3600_Ch1_probs - 1-3. (a) mW = milliwatt = 10'3 watt (b) pm...

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Unformatted text preview: 1-3. (a) mW = milliwatt = 10'3 watt (b) pm = picomcter = 10'12 meter (C) k!) = kiloohm = 103 Ohm ((1) [JP = microfarad = 10'6 farad (6) TJ = terajoule = 1012 joule (f) ns = nanosecond = 10-9 second (g) fg = femtogram = 10‘15 gram (h) dPa = decipascal = 10'1 pascal 1-4. (a) 100 H or 0.1 p] (d) 0.1 nm or 100 pm (b) 43.172 8 nF (c) 21 TW (C) 299.79 THZ 01‘ 0.299 79 PHZ 0.483 amol 01‘ 483 zmol _ _ 1 bar _ _ 1-5. (a) 19mPa=19><103Pa. 19x103Mx105M—1.9x107bar (b) T(K) = 273.15 + °C = 273.15 —- 70 = 203 K —7 {’7=R%= 191431;)an =1.1x10-8M=11nM 0.08314 WX 203 K 0.0254 111 1 m x = 39.37 inches 1 inch x inch => 14 111400 1406: 1mile _ my (1’) (345§)(0.0254 m)(12 280400)‘ 0'2” 3 (0.214 (3 60091;) = 770 mile/h (772 if you did not round off 0.214) 1-8. (a) 0 1 inch 1 foot 1mile _ . (1'04 X103119(00254 m)(m)(5 280 £064) * 0643111116 (0) (3.00 40(345 g) = 1.04 x 103 m = 1.04 km 1-12. (0.03 000 jQfi—fijz (535 1m?)(~1-6100—gggjx day 1 ton d_aj_ (%<%J(W)(365 year) = 6 |- 14. Avclic 01:10 {(THjILiU-EH} in: r: wmk cloclrulyte that is [initially 0135;001:030. When we Llixmlw [1.11] mm] in 1: Jim, ll]L'-L',|:1:I1CL‘-11LFEHIEDIIS 01' Cl 13CDEH plus CH gCD-fi add Eu [1.11] M. 111;: unnmurutinn 01"['.5H3[.'.U;31rl alone. i5 Jens than [1.0] M. -' - iii-3114 “: w -' ' =3 H1310 14‘). [11.703 mimififi - 13 Hi .g-mtrtnrmn II 213.. g 1 37.1.”: g Hulutimi -- 213.5 E [11104 = 11.1 g H21} fl:— = 1046 1-23. (a) Mass 0f1.000L = 1.046%x 1000 Xx 1.000/K g . mol _g_ _ g Grams of C2H602 per liter = 6.067 T x 62.07 m — 376.6 L (b) 1.000 L contains 376.6 g of C2H602 and 1 046 — 376.6 = 669 g of H20 = 0.669 kg , 6.067 molC2H602 _ M = 9.07m Molahty=W - 9‘07 kg H20 1-26. (a) PV = nRT (1.000 bar)(5.24 x 10'6 L): n [0.083 14 L D bar] (298.15 K) mol-K =>n =2.11><10'7m01=> 2.11 x 10'7M (b) At: 0.934% means 0.009 34 L of Ar per L of air (1.000 bar)(0.009 34 L) = 71 {0.083 14 Lb“ J (298.15 K) mol-K => n = 3.77 ><10'4 mol => 3.77 x10'4 M Kr: 1.14 ppm => 1.14 uLKrperLofair => 4.60x10‘8M Xe: 87 ppb:> 87 nLXeperLofair => 3.5x10'9M l-JZ. 2.00 L nl'flJt’iL} M Naflfl = {1.338 um] NEIDH = 13.5 g HHUII 383115122 mL solution 13.5%NaOH' = 1.51%: (16.7 mL solution) {0.534 %% density = ...
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This note was uploaded on 12/10/2008 for the course CHEMISTRY CHEM 3600 taught by Professor Philipj.silva during the Fall '07 term at Uni. Tartu.

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3600_Ch1_probs - 1-3. (a) mW = milliwatt = 10'3 watt (b) pm...

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