User:Elizabeth Ghias/Notebook/Experimental Chemistry/2012/09/05

Experimental Chemistry

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Objective To cross-link PVA with maleic acid and succinic acid as the crosslinker Description 10% wt maleic acid for all gels Gel 1 - 10% wt Maleic Acid : PVOH (MW = 22,000) in 5 mL water with 3 drops of 12 M HCl Actual masses used - 0.5058 g PVOH, 0.0502 g Maleic Acid Gel 2 - 10% wt Succinic Acid " PVOH (MW = 22,000) in 5 mL water with 3 drops of 12 M HCl Actual masses used - 0.5066 g PVOH, 0.0501 g Succinic Acid Gel 3 - 10% wt Maleic Acid : PVOH (MW = 22,000) in 5 mL water with 3 drops of 85% phosphoric acid Actual masses used - 0.5067 g PVOH, 0.0562 g Maleic Acid Gel 4 - 10% wt Succinic Acid " PVOH (MW = 22,000) in 5 mL water with 3 drops of 85% phosphoric acid Actual masses used - 0.5014 g PVOH, 0.0544 g Succinic Acid Data No data was collected today. Notes