6) What is the final temperature when a balloon filled with 0.250 g of helium gas at 25.0°C releases 19.5 J of energy? The specific heat of helium is 5.19 g.°C

The variability in marine salinity between habitats does not impact the fish living there. select the best answer from the choices provided t f

The volume of helium in a blimp is 6.28 x 10^9 millimeters. the density of helium in the blimp is .1786 kilogram/meter^3. find the mass of the helium in the blimp.

Ageochemist examines a piece of metal that he found in the soil. he performs tests to identify the metal from its density, electrical conductivity, and melting point. which statement best describes his investigation? a. he is determining physical properties that are sufficient to identify the metal. b. he is determining chemical properties that are sufficient to identify the metal. c. he is determining physical properties that are insufficient to identify the metal. d. he is determining chemical properties that are insufficient to identify the metal.