C.) A metal and a non-metal
Moles of solute does not change.
Number of atoms in 1 mole = 6.023 * 10²³
Number of atoms in 0.46 mole = 0.46 * 6.023 * 10²³
It is = 2.77 * 10²³ atoms (Approx.)
In short, Your Answer would be Option B
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A pH of 2 indicates a acid
26. B
27. D
28. C
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