How much heat is needed to raise the temperature of 10 gramos of copper by 20 degrees Celsius?

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.

confused

confused             hewdejdnjnjsnd

so she was walking and she stepped on warm jeffy , uh uh uhh dadye i just pooped my pants