What is the pressure in Si units exerted by 1.00 x 1020 molecules of N, in a 305ml flask at 175 ?​

When a spring is compressed, the energy changes from kinetic to potential. which best describes what is causing this change?

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?

From the choices provided below, list the reagent(s) in order that will react with cyclopentanone to form the compound shown below.