For the closed system below: cu(s) + 2ag+(aq) 2ag(s) + cu2+(aq) how would you know if the system is at equilibrium?

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?

The chemical bond connecting one nucleotide with the next one along the nucleic acid chain is called a

What energy is it when you flip on a switch on a lamp