What is the wavelength of microwaves of 3.0 × 10 to the 9th power hz frequency? a. 0.050 m c. 0.10 m b. 0.060 m d. 0.20 m

What does the process of natural selection involve

Which of the following is true for the actual yield of a reaction? it is always calculated as a ratio. it is the yield from the excess reactant. it is the yield from the limiting reactant. it is always less than the theoretical yield.

An observation that requires measurement is called quantitative observable or qualitative