Mole ConceptHard
Question
Total number of electrons present in 4.4 g oxalate ion (C2O4 2–) is
Options
A.0.05NA
B.2.3NA
C.2.2NA
D.2.1NA
More Mole Concept Questions
Pure FeS2 is burnt with 60% excess air. What is the percentage of N2, by volume, in the gaseous mixture after the reacti...A gaseous mixture contains 40% H2 and 60% He by volume. What is the total number of moles of gases present in 10 g of su...V1 ml of unknown gas (A) + V2 ml of O2 → (V1 + V2) ml of CO2. Gas ‘A’ may be...According to the collision theory, most molecular collisions do not lead to reaction. Which of the following is/are nece...Density of ozone relative to oxygen is under the same temperature and pressure...