2. A spherical metallic nanoparticle of diameter di = 100 nm melts at Tmi = 900 K. A smallerspherical nanoparticle of the same metal, of diameter dz = 50 nm, melts at Tm2 = 800 K.a) Explain why the smaller nanoparticle melts at a lower temperature.b) Calculate the melting point of the metal in bulk form.

The melting point of nanoparticles significantly depends on the size and dimension of the particle…

2. A spherical metallic nanoparticle of diameter d; = 100 nm melts at Tma = 900 K. A smaller spherical nanoparticle of the same metal, of diameter d2 = 50 nm, melts at Tm2 = 800 K. a) Explain why the smaller nanoparticle melts at a lower temperature. b) Calculate the melting point of the metal in bulk form.

2. A spherical metallic nanoparticle of diameter d; = 100 nm melts at Tma = 900 K. A smaller spherical nanoparticle of the same metal, of diameter d2 = 50 nm, melts at Tm2 = 800 K. a) Explain why the smaller nanoparticle melts at a lower temperature. b) Calculate the melting point of the metal in bulk form.

Chemistry for Engineering Students

4th Edition

ISBN:9781337398909

Author:Lawrence S. Brown, Tom Holme

Publisher:Lawrence S. Brown, Tom Holme

Chapter8: Molecules And Materials

Section: Chapter Questions

Problem 8.69PAE

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