Calculate the pressure of Methane gas at 60degree celcius when the initial pressure was 102 650 Pascal's at 76 degree Celsius. The volume was kept constant with the fixed amount of a gas.​

In which of these cases are the two wave points considered to be in phase with each other?

What substance has a mass of 9.5g and volume of 2.1cm^3

Harry lives in a city, and he has a lung condition known as asthma. on certain days, harry has to stay inside because pollutants in the air make it difficult for him to breathe. which of these pollution sources are nonpoint sources that might bother harry if he goes outside? choose the two that apply.