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Senior High
TVET Professional Subjects
高職化學題目,單元重量分析,求解
TVET Professional Subjects
Senior High
about 4 yearsago
化工男
高職化學題目,單元重量分析,求解
Co 4 $0.1049 -> + 二、問答: Ba 1379/ 1.一樣品 0.6025 克溶解後形成 Ca2+及Ba? 離子,加入草酸鹽使其產生 BaC2O4H2O 和 CaC2O4H2O 沉澱,將此草酸混合物進行熱 分析,在320~400℃之殘餘物重量為0.5713 克,在 580~620℃之殘餘物重量為0.4673 克,試求樣品品中Ca 及Ba之百分比。 Ba GO4 - HO Ba C O4+H2O 大头鱼bao 12 18,14% 3,3% Ba C04 BaCO3 +CO 32 Ba C304 H204 Xg 节 + CaG04-4304$0.0312-43 ca Go4 - CaCO3 + co =? Ba (204-40 = fm 0.032x 003/2-X 18 CQG04 H60 = (0.030-x) mol Ca GOA - HO - CaCO4+H2O 龍+ X 18 146 1 X 18 18 + 大 18 132 租土 x% + 1 0,467 箱+ + (9032-K) 18+421914 (1032 10 x 105=846 +660332) 18 243 x 146440 18 =a6025 (15) P-47- 自由人 TE/ Tull car TTS 世上只言
高職化學
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