Electron beams have a (A) wavelength than visible light; therefore, the resolving power of the electron microscope is (B) better than that of the visible light microscope.

Ablock of steel has a density of 0.29lbs per cubic inch. if the block has dimensions of 1 inch by 1 inch by 3 inches, what is its weight? a. 0.29lbs b. 0.58lbs c. 0.87lbs d. 1lbs

The electronic structure or chlorine is 2.8.7 what is the electronic structure of fluorine?

What is the measure of how much matter is in an object and that can be measured using a balance? a. height b. volume c. weight d. mass