Deshawn is conducting an experiment about fermentation. He prepares six bottles. The table shows what he puts in each bottle.

bottle 1 1 cup cold water, 1 packet yeast
bottle 2 1 cup cold water, 1 packet yeast, 2 tablespoons sugar
bottle 3 1 cup lukewarm water, 1 packet yeast
bottle 4 1 cup lukewarm water, 1 packet yeast, 2 tablespoons sugar
bottle 5 1 cup hot water, 1 packet yeast
bottle 6 1 cup hot water, 1 packet yeast, 2 tablespoons sugar
He swirls the bottles until the yeast dissolves and puts a balloon over the neck of each bottle. In 20 minutes, he will check and see what has happened.


6 bottles with balloons stretched over the mouths, balloons are not inflated
Part A
What question is being asked through this scientific investigation?

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Rewrite the expression c + 0.25c using fractions instead of decimal numbers.

Biology
Views: 0 Asked: 07-23 06:42:44
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