大象传媒

1. Determine the mass of water in hydrated crystalsObservations:

In this experiment you will heat hydrated iron(II) sulfate crystals. By carefully heating the crystals and recording mass measurements, we can calculate the mass of water in the supplied crystals.

Part of Chemistry (Single Science)Prescribed practicals

Observations:

Results table

ReadingMass / g
Mass of empty crucible
Mass of empty crucible, and crystals
Mass after 1st heating
Mass after 2nd heating
Mass after 3rd heating
Mass after 4th heating
ReadingMass of empty crucible
Mass / g
ReadingMass of empty crucible, and crystals
Mass / g
ReadingMass after 1st heating
Mass / g
ReadingMass after 2nd heating
Mass / g
ReadingMass after 3rd heating
Mass / g
ReadingMass after 4th heating
Mass / g

Analysis of data

Mass of hydrated crystals __________________________g

Mass of anhydrous crystals __________________________g

Mass of water of crystallisation __________________________g