=
,解得x=16.8g,
=
,解得y=10.7g
20℃时氯化铵的溶解度为37.2g,故无氯化铵析出,20℃时碳酸氢钠的溶解度为9.7g,所以析出碳酸氢钠的质量是:16.8g-9.7g=7.1g
=
,解得x=16.8g,
=
,解得y=10.7g
20℃时氯化铵的溶解度为37.2g,故无氯化铵析出,20℃时碳酸氢钠的溶解度为9.7g,所以析出碳酸氢钠的质量是:16.8g-9.7g=7.1g
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