Which term is defined as a measure of the average kinetic energy of the particles in a sample of matter?
(1) activation energy (3) temperature
(2) potential energy (4) entropy

Which of these properties, used alone, would be least useful in identifying most minerals? a. color b. luster c. streak d. density

He table below gives the atomic mass and relative abundance values for the three isotopes of element m. relative abundance (%) atomic mass (amu) 78.99 23.9850 10.00 24.9858 11.01 25.9826 what is the average atomic mass (in amu) of element m? 2.86 5.36 24.30 24.98

What happens to the temperature of a substance when the average kinetic energy of its particles increases?