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What is the meaning of dilution of acids and bases?

Important Questions on Acids and Bases

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In which of the following oxalic acid is found naturally
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NH3 gas can be dried by passing it over:
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The chemical formula of ammonium hydroxide is-
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Which among the following is not a strong acid?
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The bulb is not glowing in this experimental setup. Because:

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Which of the following is a strong acid?

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Which of the following phenomena occur, when a small amount of acid is added to water?
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A molecule of water combines with a _____ to form a hydronium ion. (hydrogen atom / hydrogen ion / hydroxide ion)
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Which of the following is a strong acid?
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Which of the following is a strong base?
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Which of the following is a strong acid?
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Acid reacts with bases to produce a _____ and water.
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In an attempt to demonstrate electrical conductivity through an electrolyte, the following apparatus was set up. Which among the following statement(s) is (are) correct?
(i) Bulb will not glow because electrolyte is not acidic
(ii) Bulb will glow because NaOH is a strong base and furnishes ions for conduction.
(iii) Bulb will not glow because circuit is incomplete
(iv) Bulb will not glow because it depends upon the type of electrolytic solution.
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Acids do not show their acidic properties in the absence of _____. (Water/ Bases)