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Chemistry, 21.06.2019 20:10
Which statement is true about the part of the electromagnetic spectrum that human eyes can detect? it contains only the colors of the rainbow and television waves. o it is divided into seven ranges of wavelengths. it contains ultraviolet, visible, and infrared light. it is divided into nine ranges of wavelengths.
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Chemistry, 22.06.2019 19:00
A4.86 g piece of metal was placed in a graduated cylinder containing 15.5 ml of water. the water level rose to 17.3 ml. what is the density of the metal. i need the steps of how to solve it to so i can use a formula to work out other problems.
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Chemistry, 23.06.2019 00:30
Balance the following reaction. as2s3 + 9o2 → 2as2o3 + so2
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Chemistry, 23.06.2019 01:00
The time that is taken by neptune once around the sun is called
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2. Write the symbol proposed by Dalton for silver, sulphur. oxygen and gold....
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