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i need help in AS chemistry practicals.. please :D

S

saifeddin

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when doing the cation and anions tests, how do i know that some solution dissolves in excess or not? what dissolves in excess the precipitate?
#clueless :p
 
S

Science tutor

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saifeddin said:
when doing the cation and anions tests, how do i know that some solution dissolves in excess or not? what dissolves in excess the precipitate?
#clueless :p
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It is the precipitate that dissolves in excess ( you are right). I am a teacher of chemistry and have been teaching for 6 years now. Let me know if you need tutions.
 
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