How many moles of chlorine (Cl) atoms are in a sample of 1.72 x 1022 atoms?

Caculate the wavelength of electromagnetic radiation having a frequency of 1.37 X 10^15 Hz

How do disruptions to abiotic components of an ecosystem affect populations

A cell with a concentration of 1.5% nacl is immersed in a solution with a concentration of 5.5% nacl. what will happen to the cell after being immersed in the solution for many hours?

Convert 105mg to kg

What is the ground-state electron configuration of a neutral atom of cobalt? express your answer in condensed form, in order of increasing orbital energy. for example, [he]2s22p2 would be entered as [he]2s^22p^2?

How many molecules are in 237g (about a cup of water)

How do elements change as you move to the right along a row in the periodic table? The atomic number decreases. The electronegativity decreases. The average atomic mass increases. The number of valence electrons decreases.

Is newton statement a law or a theory

Either aluminum or zinc will replace silver ion in silver nitrate to give silver metal and aluminum nitrate or silver metal and zinc nitrate

What is the basic unit of energy?