Sebanyak 100 mL larutan 0,2 M direaksikan dengan ...

Sebanyak 100 mL larutan $begin mathsize 14px style Na subscript 2 S O subscript 3 end style$ 0,2 M direaksikan dengan 200 mL larutan HCl 0,1 M, menurut reaksi :

$begin mathsize 14px style Na subscript 2 S O subscript 3 left parenthesis italic a italic q right parenthesis plus 2 H Cl left parenthesis italic a italic q right parenthesis yields 2 Na Cl left parenthesis italic a italic q right parenthesis plus H subscript 2 O open parentheses italic l close parentheses and S O subscript 2 open parentheses italic g close parentheses end style$

Volume gas yang terjadi pada suhu dan tekanan yang sama 1 mol gas NO = 30 liter adalah ...

$begin mathsize 14px style 0 comma 01 cross times 22 comma 4 space liter end style$
$begin mathsize 14px style 0 comma 01 cross times 30 space liter end style$
$begin mathsize 14px style 0 comma 02 cross times 30 space liter end style$
$begin mathsize 14px style 0 comma 01 cross times 22 comma 4 space liter end style$
$begin mathsize 14px style 0 comma 01 cross times 22 comma 4 space liter end style$

Jawaban:

$begin mathsize 14px style mol space Na subscript 2 S O subscript 3 double bond M middle dot V space space space space space space space space space space space space space space space space space space space space space space equals 0 comma 2 middle dot 100 space space space space space space space space space space space space space space space space space space space space space space equals 20 space mmol mol space H Cl double bond M middle dot V space space space space space space space space space space space space space space equals 0 comma 1 middle dot 200 space space space space space space space space space space space space space space space equals 20 space mmol end style$

$begin mathsize 14px style space space space space space space space space Na subscript 2 S O subscript 3 and 2 H Cl space space space rightwards arrow space space space 2 Na Cl space space space plus space space H subscript 2 O space space space space space space plus space space S O subscript 2 M space space space space space 20 mmol space space space space 20 mmol space space space space space space space minus sign space space space space space space space space space space space space space space space space minus sign space space space space space space space space space space space space space space minus sign B space space space space space 10 mmol space space space space 20 mmol space space space space space space 20 mmol space space space space space 10 mmol space space space space space 10 mmol S space space space space space 10 mmol space space space space space space minus sign space space space space space space space space space space space space space space 20 mmol space space space space 10 mmol space space space space space space 10 mmol end style$

Jadi, volume gas SO₂ adalah $begin mathsize 14px style 10 space mmol cross times 30 space L space atau space 0 comma 01 cross times 30 L end style$

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