Через 100 мл одномолярного раствора гидроксида натрия пропустили 896 мл (н. у.) углекислого газа. Определите массовую долю растворенной соли в образовавшемся растворе. Плотность
одномолярного раствора щелочи примите равной 1,04 г/мл.

Calculate the change in entropy if br2(l) is converted to br2(g). s° for br2(l) = 152.2 j/(mol•k) s° for br2(g) = 245.5 j/(mol•k) s° for br(g) = 175.0 j/(mol•k)

How much heat is added if 0.814g of water increase in temperature by 0.351 degree c?

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.