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Replacement of CaO by PbO in Soda-Lime Glass Results in ________

Question 152

Multiple Choice

Replacement of CaO by PbO in soda-lime glass results in ________.


A) denser glass with a higher refractive index
B) glass with a deep blue color
C) opaque glass
D) a softer glass with a lower melting point
E) a harder glass with a higher melting point

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