An analysis of Pyrex glass showed the presence of 12.9% of B2O3, 2.2% – InterviewSolution

1.	An analysis of Pyrex glass showed the presence of 12.9% of B2O3, 2.2% of Al2O3, 3.8% of Na2O, 0.4% of K2O and the remaining was SiO2. What is the ratio of silicon to boron atoms in the glass?
Answer» An analysis of Pyrex glass showed the presence of 12.9% of $B_{2} O_{3}$ , 2.2% of $A l_{2} O_{3}$ , 3.8% of $N a_{2} O$ , 0.4% of $K_{2} O$ and the remaining was $S i O_{2}$ . What is the ratio of silicon to boron atoms in the glass?

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