What Is the Root-Mean-Square Speed of Chlorine Gas Molecules at a Temperature

question 52

Multiple Choice

What is the root-mean-square speed of chlorine gas molecules at a temperature of 346 K? (R = 8.31 J/mol⋅K,N_A = 6.02 × 10²³,and the molecular mass of Cl₂ = 71)

• A)1.1E+2 m/s
• B)3.5E+2 m/s
• C)8.2E+4 m/s
• D)1.2E+5 m/s
• E)3.5E+4 m/s

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