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Worksheetschemistry
Total questions: 13
Worksheet time: 13mins
A common ion is an ion that enters the atmosphere from three different sources.
True
False
Medyo
Buffers are solutions of a weak conjugate acid-base pair.
Hindi ko alam
True
False
The extent of ionization of a weak electrolyte is decreased by adding to the solution a strong electrolyte that has an ion in common with the weak electrolyte.
Di ka manahimik
True
Syempre false
When the solution is heated, more solute will dissolve in the solvent.
Theory of relativity
Size of solute
Temperature
Gasoline does not dissolve in water, does decreasing the solubility of gasoline
Temperature
Nature of solute
Amount of solvent
When 2 tablespoon of sugar are added to 200ml of water, more sugar particles are dissolved as compared when the same amount of sugar is dissolved in 50ml of water.
False
True
Amount of solvent
Manner of stirring
Explain the process of oxidation and provide real-life examples of how it occurs in everyday materials or substances.
Generally 1.Blank is considered 2.Blank if more than 1 gram dissolves in 100 ml of water.
(a)
The amount dissolving equals the amount coming back
(a)
Explain how a galvanic cell generates electricity, including the role of the two half-cells and the flow of electrons.
What isnthe transparent covering over the front of the eye called?
Iris
Pupil
Cornea
Is the lens in the eye concave or convex?
Same
Convex lens
Concave lens
The eye is our organ of vision
Pwede pero depende
True
False
