Depends on how long the apparatus is connected to the power supply
Depends on the temperature of the classroom
Depends on how much water is used in the apparatus
Does not depend on any of the above because water is a compound
Depends on the temperature of the water
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Nothing, since the amounts of hydrogen and oxygen are not equal.
The hydrogen and oxygen will decompose into smaller substances.
The gases will react to form water, but there will be 10 cm3 of hydrogen left.
The gases will react to form water, but there will be 10 cm3 of oxygen left.
The gases will react completely to form water.
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It is a uniform white powder.
It loses mass when heated, giving off a gas in the process.
It has a density of 2.20 g/cm3.
It tastes nasty.
Some people put it in their refrigerator to absorb odors.
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A solute
A mixture
An element
A compound
A fixed ratio
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