Chemistry, 26.08.2021 23:40 Svetakotok
The purple crystal shown in the picture above is commonly called amethyst. Select which of the following elements combine in an extended crystal structure to form amethyst.
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Which metal exist in liquid state and can be cut with knife ?
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If oil spills continue, all of the following should be expected except (2 points) death of aquatic life. polluted groundwater. decreased soil productivity. increased global temperatures.
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What amount of heat is exchanged when 106.2 grams of substance y goes from a liquid at 35 degrees celsius to a solid at the same temperature? melting point of substance y = 35 degrees c; δhvaporization = 3.67 j/mol; δhfusion = 3.30 j/mol. mwsubstance y = 28.22 g/mol. −12.4 j −3.51 x 102 j 1.24 x 101 j 351 j
Answers: 1
The purple crystal shown in the picture above is commonly called amethyst. Select which of the follo...
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