Notes on Chapter 3 examples

3 700 lb m vb 114 ft h mb 628 lb m h benzene vh 174

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Unformatted text preview: in unit. – B and H at inlet stream conditions are equal to their tabulated values (which are o strictly valid at 20 C and 1 atm.) – Volumes of benzene and hexane are additive. – Densitometer gives correct reading. 3-2 3.6 195.5 kg H 2SO 4 (a) V 1 kg solution L 445 L 0.35kg H 2SO 4 12563 1000 kg . . (b) 1 95.5 k g H 2 SO 4 Videal L 18255 1.00 k g . 195.5 k g H 2 SO 4 0.65 kg H 2 O L 0.35 k g H 2 SO 4 1.000 kg 4 70 445 100% 5.6% 445 % e rror 3.7 b g E Weight of block bdowng Mass of oil displaced + Mass of water displaced = Mass of block b0.542gV b1 0.542gV V Buoyant force up oil c H 2O From Table B.1: 2.26 g / cm3 , c 100 g / cm3 . w 3 moil V 3.325 g / cm3 35.3 cm oil moil + flask 117.4 g 124.8 g 242 g 3.8 470 L bg b Expt. 1: w Wblock . b15 Agg w ( Vg ) disp. Liq B b 2 Ag g 1.00 g /cm3 B Expt. 2: soln b Agg B g ( Vg ) block B 15 . 2 w bSGg 0.75 g / cm3 b 2 Ag g 3.325 g / cm3 117.4 g...
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