A piece of metallic indium with a mass of 15.456g was placed in a 49.7cm cubed of ethanol in a graduated cylinder. The ethanol level was observed to rise to 51.8 cm cubed. Calculate the density of the metallic indium. Show work please.

Agas in a balloon at constant pressure has a volume of 160 ml at -125*c. what is its volume at 29.0*c?

Which of the following did jj thompson discover about atoms? a)an atom has an internal structure. b) atoms are tiny indivisible particles. c)electrons orbit the nucleus of an atom. d) the nucleus of an atom contains protons and neutrons.

Why is it possible for different microorganisms to extract energy not only from carbohydrates and other biological molecules but from a large variety of substances?