Show the calculation of the final temperature of the mixture when a 40.5 gram sample of water at 85.7 Celsius it to a 36.8 gram sample of water at 26.3celsius in a coffee cup calorimeter

At a temperature of 393 k, the temperature of a sample of nitrogen is 1.07 atm what will the pressure be at a temperature of 478 k

As air becomes more dense, (select all that apply) o. air weighs less o. gas molecules are closer together o. air is colder o. air weighs more o. gas molecules are further apart o. air is hotter

Salt in oceans comes from and of rocks