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February 7, 2019
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February 7, 2019

coffee lab report-Science homework Assignment

coffee lab report-Science homework Assignment

Lab Report 3

Yuying Sun 914696885

Ting Xie 914835183

Tongyang Zhou 916011002

Scatter Plot

As time passed by, pH decreases, which means coffee will get more acidic if it is left for too long

pH vs. Time

0 5 10 15 20 25 30 35 40 45 50 55 60 6.1 5.8 5.8 5.8 5.7 5.6 5.5 5.5 5.4 5.3 5.3 5.3 5.3

Time (min)

pH

Calculation

Clever Coffee Brews of the Light and the Dark

The light roast coffee tastes sourer, and it is more acidic than the dark roast one. The dark roast one tastes bitter. Therefore, we all think that the dark roast coffee is better.

Short Answer

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