What would the potential of a standard hydrogen electrode (S. H.E.) be under the given conditions? [H+]=0.19M H2=3.9atm T=298K

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.

The atoms of a solid aluminum can are close together, vibrating in a rigid structure. if the can is warmed up on a hot plate, what happens to the atoms?

The sum of the oxidation numbers in a neutral compound is always