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The substance is a compound because it's formed by two different elements.
Explanation:
It is a place where shares of pubic listed companies are traded. ... A stock exchange facilitates stock brokers to trade company stocks and other securities. A stock may be bought or sold only if it is listed on an exchange.
Answer:
The independent variable is amounts of distilled water.
Explanation:
The dependent variable of this experiment is the height of each plant which is dependent on the amounts of distilled water added to each pot. Notice that days and amount of soil are constants. Therefore, the independent variable in this case is the amount of water added to each pot.