At constant pressure, which of these systems do work on the surroundings? 2 A ( g ) + 3 B ( g ) ⟶ 4 C ( g ) A ( s ) + B ( g ) ⟶ 2 C ( g ) A ( g ) + B ( g ) ⟶ 3 C ( g ) A ( s ) + 2 B ( g ) ⟶ C ( g )

Describe in detail the melting point behavior of the 80: 20 benzoic acid-mandelic acid mixture

Select the correct answer. when carbon dioxide dissolves in water, it sometimes reacts with water to form carbonic acid as in this balanced equation: co2 + h2o → h2co3. if 495 milliliters of carbon dioxide at 25°c and 101.3 kilopascals reacts with excess water, what is the theoretical yield of carbonic acid? use the periodic table and the ideal gas resource a. 0.889 g b. 1.10g c. 1.27g d. 2.02g what's the answer! quick!

In which environment would primary succession occur? a forest with a few remaining trees after a recent wildfire an area of exposed rock after a glacier melts away beach that is exposed to the air at low tide an abandoned baseball field in a small town