Nacl + h2o → naoh + cl2 + h2 how many grams of chlorine gas, cl2 are given off if 7.5 grams of sodium chloride, nacl, are decomposed? is this equation balanced?

Determine the wavelength of the light absorbed when an electron in a hydrogen atom makes a transition from an orbital in the n=3 level to an orbital in the n=7 level.

What is the percent by mass of oxygen in fe2o3

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.