Chemistry, 28.10.2019 23:31 lillyawesome28
If aluminum is diffused into a thick slice of silicon with no previous aluminum in it at a temperature of 1100˚c for 8 hours, what is the depth below the surface at which the concentration is 1016 atoms/cm3 if the surface concentration is maintained at 1018 atoms/cm3? use d = 2 x 10-12 cm2/s for aluminum diffusing in silicon at 1100˚c.
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Using complete sentences, explain how to predict the products and balance the reaction between sulfuric acid and potassium hydroxide.
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Miner's coal distributors does not mine coal itself, nor does it even store or handle the coal. instead, miner's solicits orders for low sulfur coal from other firms, then purchases the required amount from suppliers and directs them to ship the coal to its customers. what is miner's
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Chemistry, 22.06.2019 15:00
20 pts ‼️ an unmanned spacecraft travels to mars. mars has a lower strength of gravity than earth. where in the image is the spacecraft’s weight the greatest?
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If aluminum is diffused into a thick slice of silicon with no previous aluminum in it at a temperatu...
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