chemical reactions and equations mcq

Volume - Volume relations use a hypothesis proposed by 1. boyle 2. charles 3. gaylussac 4. avogadro

The upward arrow indicates 1. Gas 2. Precipitate 3. Liquid 4. Crystals

The study of quantitative relationship in chemical reactions is called 1. Stoichiometry 2. Electrometry 3. Volumetry 4. None

The downward arrow represents 1. Gas 2. Precipitate 3. Liquid 4. Crystals