posted by CeeCee on .
a student tried to separate a mixture of sand and red-colored water using a suction filtration apparatus. From a mixture of 10.0g of sand and 90.0g of water, the student recovered 9.5g of sand. what was the percent recovery of sand from the mixture?
the sand, originally white, was a light pink after drying. How could the student improve the color of the sand further?
how to get wood shavings from sand what method