4) gold no. shud b used and not coagulation no. 5)ppt shud b washed to remove any dust that got adsorbed .if it is not washed ,the weight v measure will b wrong.if washed it will b the correct wt of the ppt. hope this helps !!!!!!!!!!!!!!!!!!!!!
Varsha
be cool,
tomorrow is what we make it today,
so if u can dream it , u can make it .
life is an ice cream ,eat it before it melts away!!!!!!!!!
Moderation Team
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