When a piece of iron of mass 78 gm is put in a gratuated cylinder containing 100cm of water, the reading of the cylinder becomes 110 cm . calculate the density of the iron

Which object forms when a supergiant runs out of fuel? a red giant a black hole a white dwarf a neutron star

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.

Use the periodic table to complete this equation that represents nuclear fission processesun - ba c 3 n