Please solve thieas

Dear student, Q1= Salt is produced from the reaction of acids and bases. So, salts are considered as neutral. For this reason, Indicators are not affected by salt as salt is the product of acid and base which is neutral. Q2= 70% Silica (sand) SiO2 , 18% Sodium oxide (soda ash) Na2O, 12% Calcium carbonate (lime) CaO melted at around 1320 degrees Celsius makes a typical glass. Ask other question in separate threads to get fast assistance from us. Regards