What volume of hydrogen gas, measured at STP, will be generated by the reaction of 54. g of aluminum powder with excess...
1. Calculate the volume of hydrogen gas produced from the reaction of 0.832 g of aluminum when completely reacted with excess hydrochloric acid. The gas was collected over water at 25.0 C and a barometric pressure of 736 torr. 2Al (s) + 6HCl (aq) --> 2AlCl3 (aq) + 3H2 (g) 2. What mass of KClO3 decomposed to produce 325 mL of O2 gas at STP. 2KClO3 (s) --> 2KCl (s) + 3O2 (g)
22. Methyl alcohol (CH3OH) can be synthesized by the reaction of carbon monoxide with hydrogen. How many of hydrogen gas, measured at 748 mm Hg and 86%, are required to synthesis 0.55 moles of methyl alcohol liters 23. Sodium chloride reacts with sulfuric acid to make gaseous hydrogen chloride and solid sodium sulfate. What volume of gas in liters at sTP is expected from 5.00 g of sulfuric acid and 10.0 grams of sodium chloride?
4. What volume of gas at STP would be generated by reaction of a mass of 0.25 g of KCIO3? Look in your lab manual prelab for the reaction. I generale vryger al SIP without exc 2KCIO, À 2KC1 + 30.
Question 22 1 pts What volume of oxygen, measured at STP, can be produced by the decomposition of potassium chlorate if 20.0 g of the salt (KCIO;) is completely decomposed into potassium chloride and oxygen gas? @ 1.83 L 2.44 L 3.66 L 2.14 L 5.55 L Question 23 1 pts 1.00 g of Fe3O4 is formed in the reaction 4 H2O(g) + 3 Fe(s) → Fe3O4(s) + 4 H2(g). How many liters of hydrogen are also formed, if measured...
The density of hydrogen gas, H2(g), at STP has been measured to be 0.08988 g/L 5. (a) Calculate the molar volume of this gas at STP. molai mass: (b) Calculate the per cent deviation of this value from the molar volume of an ideal gas, 22.414 L (c) Assuming Charles' law to be valid, calculate the molar volume of this gas at 1.000 atm and 25.00 C. Assuming the molecules of the gas "occupy" equal fractions of the total gas...
If 0.42 moles of aluminum react with excess hydrochloric acid, what is the volume of hydrogen produced at 0.95 atm and 27 °C? 2 Al(s) + 6 HCl(aq) + 2 AlCl3 (aq) + 3 H2(g) O 11L O 5.4L 16 L C33L
What volume of HCl(g) measured at STP can be produced from 1.91 g of H2 and excess Cl2 according to the following equation? 16. What volume of HCl(g) measured at STP can be produced from 1.91 g of H, and excess Cl2 according to the following equation? H (8)+C12(8) → 2HCl(8) a. 21.2 L b. 42.4 L c. 86 L d. 173 L e. 64.2 L
The density of hydrogen of hydrogen gas, H:8) at STP has been measured to be 0.08988 Calculate the molar volume of this gas at STP (b) Calculate the per cent deviation of this value from the molar volume of an ideal gas, 22.414 L (c) Assuming Charles' law to be valid, calculate the molar volume of this gas at 1,000 atm and 25.00*C. (d) Assuming the molecules of the gas "occupy" equal fractions of the total gas volume, and that...
5. The density of hydrogen gas, H.(8), at STP has been measured to be 0.08988 g/L (a) Calculate the molar volume of this gas at STP. (b) Calculate the per cent deviation of this value from the molar volume of an ideal gas, 22.414 L. (C) Assuming Charles' law to be valid, calculate the molar volume of this gas at 1.000 atm and 25.00°C. (d) Assuming the molecules of the gas "occupy equal fractions of the total gas volume, and...
(a) Oxygen gas reacts with powdered aluminum according to the following reaction: 4Al(s)+3O2(g)→2Al2O3(s) What volume of O2 gas, measured at 771 mmHg and 35 ∘C, is required to completely react with 54.1 g of Al? (b) Automobile air bags inflate following a serious impact. The impact triggers the following chemical reaction. 2NaN3(s)→2Na(s)+3N2(g) If an automobile air bag has a volume of 12.2 L , what mass of NaN3 (in g) is required to fully inflate the air bag upon impact?...