The CO2 produced from the combustion of C14H21NO11 is collected over water at a total pressure of 741 mm Hg, 30.0 C, and a volume of 178 mL. Calculate the partial pressure of CO2 and the grams of C14H21NO11 consumed.

Aglow stick contains a glass vial with chemicals. when the glow stick is bent, the vial breaks and the chemicals react to produce a glow. a science student observes that a glow stick kept in the freezer glows for a longer duration than a glow stick kept at room temperature. what conclusion can be drawn based on the observation? be sure to note the outcome and test variables in the conclusion.

What is the most common reason for matter changing its state?

How many grams of sodium chloride are in 250ml of a 2.5m naci solution