One kg of air in a closed system, initially at 5°C and occupying 0.3 m3 volume, undergoes a

constant pressure heating process to 100°C.

There is no work other than pdv work. Find

i) The work done during the process.

ii) The heat transferred.​

Skills of homo sapiens were found an excavation. the skulls were preserved because the bodies were frozen. so, these fossils are (blank) fossils. the image shows the evolution of skulls beginning 2 to 3 million years ago. based on the image, modern human skulls(blank) ape skulls.

Consider the following reaction at equilibrium: c(s)+h2o(g)⇌co(g)+h2(g) predict whether the reaction will shift left, shift right, or remain unchanged upon each of the following disturbances. a) c is added to the reaction mixture. b) h2ois condensed and removed from the reaction mixture c) co is added to the reaction mixture d) h2 is removed from the reaction mixture.

Which symbol can be used to indicate the pressure at which a chemical reaction is carried out? 25°c 2 atm pa