The formula unit for an ionic compound is determined by balancing the charges of the constituent ions to create a neutral compound. For example, sodium chloride has a formula unit NaCl.
Tiwari Academy Discussion Latest Questions
Molecular mass applies to covalent compounds, representing the sum of atomic masses in a molecule, while formula unit mass applies to ionic compounds, representing the sum of atomic masses in a formula unit.
Polyatomic ions consist of multiple atoms bonded together, whereas single-charged ions are either single atoms or simple molecules with a net charge.
A polyatomic ion is a group of atoms that carries a net electrical charge.
Using a standardized reference ensures consistency and accuracy in measuring fruit masses, allowing for fair transactions and reliable comparisons.
Indian philosophical ideas about the nature of matter, including the concept of Parmanu, contributed to the development of scientific thinking in India and influenced subsequent scientific inquiry globally, particularly in fields related to atomic theory and particle physics.
The study of the distribution of plants in the world is called phytogeography. It focuses on understanding the patterns and factors that influence where different plant species grow across various regions and environments.
When water is left uncovered, molecules at the surface continuously gain energy from the surroundings, gradually reaching the threshold for evaporation.
In both examples, water undergoes evaporation, where molecules at the surface gain enough kinetic energy to escape into the air as vapor.