After performing a recrystallization, you calculate a percent recovery of 110%.

Question

After performing a recrystallization, you calculate a percent recovery of 110%. Select all possible reasons for this result. (1 pt)

Some of the solid melted during the weighing process, increasing its mass

The crystals were not dried properly after the recrystallization

The recrystallized solid became more dense, increasing its mass

Some of the solid melted during the weighing process, increasing its mass

The crystals were not dried properly after the recrystallization

The recrystallized solid became more dense, increasing its mass

Explanation / Answer

After recrystallization, if the percent recovery comes out to be 110%. The most probable reason could be The crystals were not dried properly after the recrystallization.

melting of solid during weighing or increase in density of recrystallized solid should not in any case increase the % recovery.

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