Post-Laboratory Qu (Use the spaces provided for the answers anc 1. Briefly expla
ID: 874005 • Letter: P
Question
Post-Laboratory Qu (Use the spaces provided for the answers anc 1. Briefly explain whether the following procedural changes would have caused the calculated number CaC of waters of hydration in a hydrate sample to be too later high, too low, or unaffected. (a) A student washed the crucible, but failed to heat it to drynes experiment Ca (b) A student was anxious to finish the experi- ment and heated the crucible containing the sample with a very hot burner flame, causing a small amount of the solid compound to splatter out of the crucible. (c) The crucible and sample fell from the ce- ramic triangle during a third heating. The sample did not spill, but a small chip broke off the crucible and was lost. 2. (a) Write the chemical equation for the forma- tion of strontium oxalate monohydrate from strontium oxalate (SrC204).Explanation / Answer
a) Too High
b) Too low
c) Too High