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A mixture consists of sand, salt, and iron filings. Which of the following instruments or materials would not be useful in separating this mixture? magnet filter paper screen water
asked
Jul 19, 2017
Physics
high-school
2
answers
0
votes
134k
views
Whats the circumference of a circle with a diameter of 45 centimeter
asked
Feb 23, 2017
Mathematics
high-school
2
answers
3
votes
224k
views
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