2. The mass of your beaker of vinegar is 205.789, the mass of your baking soda is 2009. What is the total mass of the chemicals together? How do you know?

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.