Info -
In the 17th Century a scientist called Von Helmont investigated plant growth. He planted a tree in a pot full of soil. He recorded the mass of the tree and the dry mass of the soil at the start of the investigation. He watered the tree for five years and then recorded the mass of the tree and the dry mass of the soil again.
Question -
Calculate the increase in mass of the tree. Show your working.
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Answer:
75 kgs
No explanation required here. Use some common sense.
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