Which of the following is an example of matter
a. leaves
b. shadow
c. light from the sun
d. sound

which of the following is an example of chemical property to matter
a. ability to melt
b. ability to break
c. ability to react
d. ability to freeze

Agas is contained in a vertical, frictionless piston–cylinder device. the piston has a mass of 3.2 kg and a cross-sectional area of 35 cm2. a compressed spring above the piston exerts a force of 190 n on the piston. if the atmospheric pressure is 95 kpa, determine the pressure inside the cylinder.

Which of the following are used in an electrochemical cell? a. electrodes b. electrolyte c. terminals d. all of the above

Ryan is examining the energy of the particles in a bar of gold. what is ryan most likely studying?