The amount of time it takes for a two consecutive wave crests to pass a given point is the fetch crest trough wave period

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?

Where are the noble gases located in the periodic table? a. in the center b. on the left side c. in the upper right corner d. on the far right side

Is the following chemical equation balanced? agno3 + nacl 4agcl + nano3 yes no