You are experimenting to find out if fertilizer makes a plant grow taller. What would be an appropriate control group for this e xperiment?
1 answer:
Answer:
If plants are given nitrogen fertilizer, then they will grow taller. ... Factors in an experiment that a scientist PURPOSELY Changes (manipulated) Control Group ... to test various amounts of fertilizer to find out what amount makes plants grow
Explanation:
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Answer:
Weak electrolytes are
HgCl2 and NH₃
Explanation:
Electrolytes are compounds that conduct electricity while in molten or aqueous form. Electrolytes may therefore be decomposed by passing electric current through them. They may be either strong or weak electrolytes. Strong electrolytes are those that ionize completely to form mobile ions while weak electrolytes ionize partially to generate ions. Examples of weak electrolytes are HgCl2, NH₃ Examples of strong electrolytes are LiOH, HClO₄, and HI.
Answer:
D
Explanation: Decreasing the temperature of the system would lower the reaction rate.
Answer:
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