(See Tables 6.9 and 6.10 for formulas. )a. the decahydrate called washing sodab. the pentahydrate called photographer’s hypoc. slaked limed. milk of magnesiae. baking sodaf. battery acidg. dry iceh. laughing gas 相关知识点: 试题来源: 解析 (1)Na2CO3; Na2CO3*10H2O(2)Na2S2O3;Na2S2O3...
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Sodium carbonate (Na2CO3) also known as washing soda or soda ash is a sodium salt of carbonic acid. It is generally prepared by ammonia soda or Solvey process. A common source of sodium carbonate is the ashes of plants sometimes called soda ash.
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First add the washing water to the reactor, and then add the aluminum ash according to a certain proportion, slowly add hydrochloric acid under stirring to carry out the polycondensation reaction. After maturation and polymerization, the pH is 4.2-4.5 and the relative density of the solution is...