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How many g of zinc are required to produced 50g of hydrogen when reacting zinc with sulphuric acid?
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What is the overall order of reaction for rate = k[no2]2 ? second order 3/2 order third order zero order none of the listed answers are correct
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Between 2014 and 2016, more than 25,000 children in flint, michigan, drank water that was contaminated with lead from lead pipes. during this time, the city claimed the water was safe to drink. which of these actions could the city have taken to ensure that the drinking water was free from lead?
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Compare and contrast physical changes with chemical changes.
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Alidded glass container is filled with a colored gas. after a period of time, it is observed that the gas is uniformly spread throughout the box and that the movement has slowed considerably. next, a warm iron plate is carefully placed under the box. why is there resumed movement of the gas in the container?
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How many g of zinc are required to produced 50g of hydrogen when reacting zinc with sulphuric acid?...
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