Write the chemical formula for nitrogen tribromide then determine the percent composition of each element. (include 1 decimal place in your answer)
Formula:
Nitrogen:
Fluorine:
%

What is the value of keq for the reaction expressed in scientific notation

Using the thermodynamic information in the aleks data tab, calculate the standard reaction free energy of the following chemical reaction: →+p4o10s6h2ol4h3po4s round your answer to zero decimal places.

How many protons, electrons, and neutrons are in each of the following isotopes? a. zirconium-90 b. palladium-108 c. bromine-81 d. antimony-123