An emission ray has a frequency of 5.10 × 1014 hz. given that the speed of light is 2.998 × 108 m/s, what is the wavelength of the ray?

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?

Agood hypothesis includes which of the following? a: prediction b: data c: uncertainty d: conclusion

Which form of relativism states that people rely on their own standards of right and wrong when making a decision?