The pressure of a tire is 200kPa at a temperature of 27 C. On a hot sunny day, the pressure rises to 223 kPa. What is the temperature of the air in the tire?

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.

a compound is a molecule made of atoms from different elements.

a. by the combination of an unlimited number of elements

answer; talc and gypsum;