How many molecules of HCl are present in 0.250 mol of HCI? Multiple Choice 0 4.15...

Question

Question

Answer 1

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Answer #1

Given:

Number of mol = 0.250 mol

use:

number of molecules = number of mol * Avogadro’s number

number of molecules = 0.25 * 6.022*10^23 molecules

number of molecules = 1.506*10^23 molecules

Answer: 1.51*10^23 molecules

Answer 2

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