Poll Results
30.77%(A) Silica has a significantly lower thermal expansion coefficient than magnesia at higher temperatures. ( 4 voters )
38.46%(B) Silica has a significantly higher thermal conductivity than magnesia at higher temperatures. ( 5 voters )
7.69%(C) Silica has a significantly lower melting point than magnesia. ( 1 voter )
23.08%(D) Silica has a significantly more acidic than magnesia. ( 3 voters )
Based On 13 Votes