75.0 grams of unknown metal was heated to 95.0 ºC. It was then placed into 150 grams of water at 23.1 ºC. When the metal and water reached thermal equilibrium, the temperature was 27.8 ºC. Calculate the specific heat of the metal.

0

explanation:

488479

rvmoo+478)9.68

the density(ratio between mass and volume as m/v) decreases from top to bottom in periodic table group as the size increases and nuclear charge decreases. but in periods density increases from left to right as atom size decreases and nuclear charge increases.