water
Quiz yourself by thinking what should be in
each of the black spaces below before clicking
on it to display the answer.
Help!
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|---|---|---|---|---|---|
| what temperature does pure water freeze at | 0 degrees C
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| what temperature does pure water boil at | 100 degrees C
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| what is the density of pure water | 1g/cm cubed
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| what does the water do when it freezes | expands
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| is water a good solvent | yes
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| What are the 5 stages involved in water treetment | screening, settling, filtration, chlorination and fluridation
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| does hard water lather well | no
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| what is hardness in water caused by | the presence of calcium or magnesium ions dissolved in the water
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| does ion exchange resins remove hardness | yes
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Review the information in the table. When you are ready to quiz yourself you can hide individual columns or the entire table. Then you can click on the empty cells to reveal the answer. Try to recall what will be displayed before clicking the empty cell.
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You may also shuffle the rows of the table by clicking on the "Shuffle" button.
Or sort by any of the columns using the down arrow next to any column heading.
If you know all the data on any row, you can temporarily remove it by tapping the trash can to the right of the row.
To hide a column, click on the column name.
To hide the entire table, click on the "Hide All" button.
You may also shuffle the rows of the table by clicking on the "Shuffle" button.
Or sort by any of the columns using the down arrow next to any column heading.
If you know all the data on any row, you can temporarily remove it by tapping the trash can to the right of the row.
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Created by:
rbowen2018
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