Post a New Question

Chemistry

posted by on .

Portland cement contains some SiO2. Calculate the mass percent composition of silicon in this compound.

  • Chemistry - ,

    (atomic mass Si/molar mass SiO2)* 100 = ?% Si.

  • Chemistry - ,

    I did the fitrst part and got 46.7 but theresa second part of the question


    Small amounts of CoO are added to glass to give it a blue color. Calculate the mass percent composition of cobalt in this compound

Answer This Question

First Name:
School Subject:
Answer:

Related Questions

More Related Questions

Post a New Question