How many grams of NaCl can you dissolve in 500g of water at 80 c

Apeak with a retention time of 407 s has a width at half-height (w1/2) of 7.6 s. a neighboring peak is eluted 17 s later with a w1/2 of 9.4 s. a compound that is known not to be retained was eluted in 2.5 s. the peaks are not baseline resolved. how many theoretical plates would be needed to achieve a resolution of 1.5?

How will the emission of an alpha particle affect the atomic number of an atom

The number of neutrons is equal to the atomic number minus the atomic mass. a. true b. false