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Andrews [41]
4 years ago
7

Electrolytic Cells

Chemistry
1 answer:
Cloud [144]4 years ago
8 0
At the cathode, metal ions
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In an experiment temperature and the amount of NaCI dissolved in water were studied researchers changed the temperature of the w
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Answer:

Dependent variable: Amount of NaCI dissolved in water

Explanation:

In an experiment, the DEPENDENT VARIABLE is the variable that the experimenter measures. It is the variable whose response is dependent on the independent variable.

In this experiment, researchers were studying the temperature and the amount of NaCI dissolved in water i.e. how a change in temperature affected the amount of NaCl dissolved. They conducted two tests one changing the temperature (experimental group) and another without changing the temperature (control group) the temperature change. It is clear that the RESPONDING/DEPENDENT VARIABLE IN THIS EXPERIMENT IS THE AMOUNT OF NACL DISSOLVED.

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What is the metal with 4 valence <br><br>electrons and a mass greater than 200?
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Francium is the heaviest of the alkali metals, with an atomic mass of 223 grams.

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What is the answer and why?
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Answer:

D

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