Answer to Question #160364 in General Chemistry for jess

Question #160364

How many grams of Sodium Hydroxide is needed to produce 242g of table salt (NaCl)?

Fe + NaOH ---> Fe (OH)3 +NaCl


1
Expert's answer
2021-02-02T01:22:02-0500

FeCl3 + 3NaOH ---> Fe (OH) 3 + 3NaCl

ν\nu (NaCl) = m/M= 242/58,5=4.14 mol

ν\nu (NaCl)/3=ν\nu(NaOH)/3    \implies ν\nu(NaOH)=ν\nu (NaCl)= 4.14 mol

m(NaOH)=ν\nu*M=4.14*40=165.6 g


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