6. At a frequency of 6.0 x 10^5 Hz a ruby laser produces red light that has 3 points a wavelength of 5.0 x 10^2m. What will happen to the wavelength if the
frequency is increased to 9.0 x 10-20 Hz? Note: 2,5, & 20 are exponents.

For each of the following mixtures decide if filtering would be suitable to separate the substances. explain your answers. oil in water sugar in water sand in water chalk in water tea leaves in a cup of tea

In the cathode ray tube experiment, j. j. thomson passed an electric current through different gases inside a cathode ray tube in the presence of an electric field. in which two ways did this experiment change scientists’ understanding of the atom?

A5.000 g sample of niso4 h2o decomposed to give 2.755 g of anhydrous niso4. what is the formula of the hydrate? what is the full chemical name for the hydrate? what is the molar mass of the hydrate? niso4•_h2o what is the mass % of water in the hydrate?