A sample of a gas weighs 2.70 g and has a volume of 816.0 mL at 635.0 torr and 22.0 °C. What is its molar mass?

Asolution of sodium hydroxide was titrated against a solution of sulfuric acid. how many moles of sodium hydroxide would react with 1 mole of sulfuric acid?

650.j is the same amount of energy as? 2720cal1550cal650.cal2.72cal

Select the most likely product for this reaction: koh(aq) + co2(g) – ? k2co3(aq) + h2o(1) k(s) + h2(g) + o2(g) k(s) + co3(9) +h2