4. Argon has 3 stable isotopes: 36 Ar, 38 Ar, and 40 Ar with natural abundances of 0.3365%, 0.0632%, and 99.6003% respectively. The atomic weights of these 3 isotopes are 35.9675 amu, 37.9627 amu, and 39.9624 amu respectively. Calculate the average atomic weight of Ar.

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A: Expression for molar enthalpy of binary mixture ∆Hmix /RT= a(x12 – x22) + bx1x2(x1 – x2) Find- a)…

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Q: 5.6.4 Using the following data, calculate ΔH°f for CO(g):

A: Given data: Standard enthalpy of combustion of C (graphite) = -393.5 kJ/mol Standard enthalpy of…

Q: An unknown element is found to have three naturally occurring isotopes with atomic masses of 35.9675…

A: Given that x1 =0.337 x 10-2M1 =35.9675x2 =0.063 x 10-2M2 =37.9627x3 =96.6 x 10-2M3 =39.9624

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A: Molar volume of a binary mixture is given. Molar composition of the mixture is, x1 = 0.47 x2 = 0.53

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A: The atomic mass of the element is to be calculated along with the identity.

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Q: From the following data,  C(graphite)+O2(g)=CO2(g).  deltaH rxn=-393.5 kH/mol…

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Q: alculate the average atomic mass of Ga. Naturally occurring Ga is composed of 60.0% 69Ga, that has…

A: Given that x1 =0.6M1 =68.911 amu x2 =0.4M2=70.931

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Q: For a binary mixture of components 1 and 2, the molar enthalpy of the mixture (J/mol in terms) are…

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