Asample of gas at a pressure of 121.59 kpa, a volume of 31 l, and a temperature of 360 k contains how many moles of gas? a. 0.71 mol b. 0.96 mol c. 1.3 mol d. 1.8 mol

Nuclear fusion is the source of energy for stars. besides hydrogen, which other element is most likely also common in stars?

Achemistry student needs to standardize a fresh solution of sodium hydroxide. he carefully weighs out of oxalic acid , a diprotic acid that can be purchased inexpensively in high purity, and dissolves it in of distilled water. the student then titrates the oxalic acid solution with his sodium hydroxide solution. when the titration reaches the equivalence point, the student finds he has used of sodium hydroxide solution.calculate the molarity of the student's sodium hydroxide solution. be sure your answer has the correct number of significant digits.

Which statement describes the phase change that occurs when dry ice is placed in an open container at room temperature?