Why is MnO2 added to the decomposition of H2O2 reaction? A. to increase potential energy B. to increase the net energy of the reaction C. to decrease the activation energy D. to decrease the reaction progress

What effect might melting sea ice have for people who live in coastal areas?

Acompound has a molecular weight of 12.124 atomic mass units and the empirical formula c3h40. what is the molecular formula of the compound?

Precision can be defined as the o exact center of a data set. o reproducibility of a measured value. o correlation between two variables that are measured in a data set agreement between a measured value and an accepted value.