미해결 질문What is the simplest whole-number ratio of atoms in a molecule or formula unit called?1786views
미해결 질문Determine the empirical formula for a compound that contains C, H and O. It contains 52.14% C and 34.73% O by mass.1237views
미해결 질문A molecule of a certain compound contains two nitrogen atoms and four oxygen atoms. What is the molecular formula for this compound?1294views
미해결 질문A chemist decomposes samples of several compounds; the masses of their constituent elements are listed. calculate the empirical formula for each compound.914views