Slavery

Data Analysis: Station| 1| 2| 3| 4| 5| material or chemic change| Chemical| Chemical| Chemical| Physical and chemical magnetic core substance| Physical| Observations| First, the milligram ribbon was chip ined into the look into provide. Then, we added a few drops of .1 M HCl. Soon afterwards, it began to fizz and the magnesium disintegrated afterwards. This was a chemical miscellany because of the disintegration of magnesium.| First, a sac of baking soda was added into the test vacuum tube. After, when the orange benighted acetum was added, it bubbled and rose up a bit, then the fizz soft went back down. This was a chemical win over out-of-pocket to the bubbling and the fizzy of the baking soda.| Into a test tube containing two drops of phenolphthalein, we added a few drops of 1.0 M of NaOH solution. The phenolphthalein was first clear, and when the NaOH solution was added, it turned pink. This was a chemical change cod to the phenolphthaleins change of col or.| We first added a scoopful of incision into an aluminum boat we had to create. Then, we heated it on a ardent plate, after setting its temperature to elevated. Then, the chou turns yellow, then brown. It then starts to bubble. Afterwards, it starts to twinge and it turns into black muk. This was a physical change due to the scrawl melting, but it was also a chemical change because the sugar started to burn.

| First, we started off with pale blue colored urine after adding the blue colour. Then, the hot plate was set on high temperature. Once it got really hot, the irrigate inside the tube started to mellow out because it reached its boiling point. During evaporation, the ! water left the blue dye behind. This was a physical change because you can simply add water back into the tube to make the same light-blue colored water. | Conclusion: Throughout all these experiments, we have demonstrable a better understanding of physical and chemical changes. In topographic point #1, there was a chemical change due to the fizzing and the magnesiums disintegration. Because it...If you want to get a mount essay, order it on our website: BestEssayCheap.com

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