Chemical evolution explains how living systems were created from animal atoms living atoms plant molecules non-living molecules

The element that has the greatest electronegativity is

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.

Structure of the atoms: discovery of the nucleus in 1909i need answering all of these questions