chem problems 2-9-09 - 2 mol H 3 PO 4 / 3 mol H 2 O...

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According to the following reaction, how many grams of phosphoric acid will be formed upon the complete reaction of 27.0 grams of water with excess diphosphorus pentoxide ? diphosphorus pentoxide ( s ) + water ( l ) phosphoric acid ( aq ) 97.9 grams phosphoric acid Feedback: ....... P 2 O 5 ( s ) + 3 H 2 O ( l ) 2 H 3 PO 4 ( aq ) GIVEN: ... 27.0 g H 2 O ....... WANTED: g H 3 PO 4 PER: ........ 1 mol H 2 O / 18.02 g H 2 O ........
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Unformatted text preview: 2 mol H 3 PO 4 / 3 mol H 2 O ......... 98.00 g H 3 PO 4 /mol H 3 PO 4 PATH: ... g H 2 O ..... ..... mol H 2 O ..... ..... mol H 3 PO 4 ..... ..... g H 3 PO 4 27.0 g H 2 O ... .. . 1 mol H 2 O ... ... 2 mol H 3 PO 4 ... ... 98.00 g H 3 PO 4 ... = ... 97.9 g H 3 PO 4 18.02 g H 2 O 3 mol H 2 O 1 mol H 3 PO 4...
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This note was uploaded on 02/10/2009 for the course CHEMISTRY 105 taught by Professor Brozak during the Spring '09 term at Washington State University .

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