QUANTITATIVE ANALYSIS OF SODA ASH B Y D DOUBLEINDICATOR TITRATION Z.C. HACHERO DEPARTMENT OF MINING OF MINING, METALLURGICAL AND METALLURGICAL AND MATERIALS ENGINEERING, COLLEGE OF ENGINEERING OF ENGINEERING UNIVERSITY OF UNIVERSITY OF THE THE PHILIPPINES, DILIMAN QUEZON CITY , PHILIPPINES DATE PERFORMED : SEPTEMBER 19, 2015 INSTRUCTOR ’S NAME: SEARLE AICHELLE DUAY
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. As-&r&! &s %! #s #st#r ' '&$ &s 4#r/ 4#r/ #%s&)/ #%s&)/ /*r /*r)/ )/#*. #*. S #%s&)/ #%s&)/ t%t t%t *(r&!" *(r&!" % !r+%) !r+%) t&tr%t t&tr%t&! &! '&t '&t N%OH, t# %)%)&!# $!*&t&!s r#% &t *'! )#%*&!" t #rrrs &! %!%)/s&s. I! %**&t&! &ts '%t#r s)(&)&t/ &s )'. T 4#r$+# t#s# -r)#+s, As-&r&! &s $+$+-)# )#t# t#)/ )/ /*r /*r) )/ /#* #* t s%)& s%)&$/ $/)& )&$ $ %$&* %!* %$#t&$ %$&* '&t t, #;$#ss N%OH N%OH.. T# T# N%OH N%OH &! #;$# #;$#ss ss &s t#! t#! t&tr%t#* t&tr%t#* '&t st%!*%r st%!*%r*&# *&#* * %$&*
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10. Discuss the i",o#t!&ce o si"" si""e# e#i& i&+ + the the t!)% t!)%et et i& N!OH N!OH so%utio& o# 0 "i&utes. T# s&++#r&!" -r$#ss &s 11. 11. % $r($ $r($&% &%)) -%rt -%rt t&s t&s #;-# #;-#r& r&+# +#!t !t t #!s(r# t%t t# %s-&r&! s%+-)# '&$ &s % +!+!-r rt&$ t&$ %$&* %$&* '&)) '&)) $+-)# $+-)#t#) t#)/ / *&ss$&%t# &!t %$#t&$ %$&* %!* s%)&$/)&$ %$&* *(r&!" t# /*r)/s&s. 12.
12. Discuss the ,ossi)%e sou#ces o e##o#s !&$ thei# e3ect o& c!%cu%!te$ ,!#!"ete#s.
1=. Pss&)# s(r$#s #rrr &! t# #;-#r&+#!t &!$)(*# t# %()t/ t&tr%t&! %!* st%!*%r*&%t&! s)(t&!s, %()t/ '#&"&!" s%+-)#s t%t $%! )#%* t 4#r t&tr%t&! %!* 'r!" $+-(t%t&!s, %!* &!$+-)#t# /*r)/s&s s%+-)#. 15. 16.
REFERENCES4
17. [1] Skoog, D., West, D., Holler, F.J., Crouch, S., Chen, S. Introduction to Analtical Che!istr "th ed.
1". Cengage #earning, Singa$ore. %&1%. 1'. %&. [%] Harris, D. (uantitati)e Che!ical Analsis " th ed. W.H. Free!an and Co!$an, *e+ ork. %&1&. %1.
@ Determination o t!e Car"onate Content o a So#a A$! Sam%&e. tt-:'''.$s(*.#*()&4#r$#20) %+%!(%)$%r!%t#.t+. 22.
