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Arectangle has a diagonal 20 inches long that forms angles of 60 and 30 with the sides. find the perimeter of the rectangle. for geometry
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What are the coefficients to balance the following equation? ba+br=babr2
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Achemist who studies water samples did a demonstration of how to test for lead in water. she added a clear solution of potassium iodide to a clear solution of lead nitrate. then a yellow swirling solid formed in the liquid. what is most likely true about the yellow solid?
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Chemistry, 23.06.2019 12:20
Amatch has about 21 milligrams of red phosphorus coating the tip. how many atoms of phosphorus is this?
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Balance the combustion reaction with fuel mathane for ch4...
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