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Category: Politics
Word Count: 279
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1.17 How hard is the water?

Purpose:
The purpose was to examine the effects that Epsom salt has on the hardness of water.

Hypothesis:
It was hypothesized that the more Epsom salt was added, the less soap suds will appear, indicating that the water is ‘harder’.

Materials:
q     Safety goggles
q     Liquid soap
q     1 L container
q     5 ml spoon
q     ruler
q     tap water
q     distilled water
q     Epsom salt

Procedure:
1.     250 ml of distilled water was poured into a 1 L container.
2.     2 drops of liq
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