15. Using the initial mass of the limiting reactant in problem #14, what volume of hydrogen gas will be produced in the reaction at STP? 2K + 2H20 → 2KOH + H2(g)

Q: 3. If 0.500g of magnesium was reacted with HCl and 461lmL of hydrogen gas was collected over water…

A: The reaction taking place is  Mg + 2 HCl -----> MgCl2 + H2  Hence from the above reaction we can…

Q: 6. 1.703 g Al reacts with 1.95 mL of H,SO, at 30.0°C and 611.1 kPa. Calculate the mass of Al,(SO,J,…

A: Given,  Mass of Al = 1.703 g  Volume of H2SO3 (g) = V = 1.95 mL  Temperature = T = 30.0 0C  Pressure…

Q: A reaction at 32.0 °C evolves 115. mmol of sulfur tetrafluoride gas. Calculate the volume of sulfur…

A:

Q: essure 742 mmHg er at 22.0 °C 19.5 mmHg as produced by the reaction. mol H2

A: Pressure (P) = 742 - 19.5 = 722.5 mm Hg = 0.951 atm Volume (V) = 94.47 mL = 0.09447 L Temperature…

Q: + |/ 00 %24 D. Two bulbs are connected by a stopcock. The 7.50 L bulb contains nitric oxide (NO) at…

A: After the stopcock is opened, the following reaction occurs:

Q: 9. a. A bicycle tire holds 1.50 L of air at 506.6 kPa and 20.0 °C. How many moles of air is this?

A:

Q: Hydrogen peroxide (H2O2) decomposes over time according to the following equation: 2H2O2 (l) = 2H2O…

A: Ideal gas equation is  PV = nRT  P = pressure  V = volume  n = moles of gas = mass/molar mass R =…

Q: 5. A reaction yields 5.0 L of nitrogen monoxide. The volume is measured at 20°C and at a pressure of…

A: Ideal gases are hypothetical gases which do have real existence. A gas can behave ideally at low…

Q: What is the mass of 5.00 L of H20 at STP?

A: At STP , If we consider H2O as gas,  Then 1 mole of H2O occupies 22.4 litres and 18g.

Q: For the reaction 14/6 C ⟶ 14/7 N + ?, if 100.0 g of carbon reacts, what volume of nitrogen gas (N2)…

A: The equation connecting the temperature, pressure, volume, and number of moles of an ideal gas is…

Q: Potassium chlorate will decompose into potassium chloride and oxygen gas when heated (and in the…

A: Now in the reaction as we are given with the reactants and the products, the balanced reaction is as…

Q: If 8.0 liters of hydrogen are produced at 4 atm and 273K, how many moles of hydrogen is there?…

A: Given, volume of Hydrogen = 8.0 L Pressure = 4 atm Temperature = 273 K Moles of Hydrogen = ?

Q: The reaction between sulfamic acid and sodium nitrite produced 388mL of N2 collected over water at…

A: Given, Sodium nitrite + sulfamic acid ---> N2 + H2O Volume of N2 (V) = 388 mL Temperature (T) =…

Q: A student collects 69.2 mL of hydrogen gas from the reaction of 0.075 grams of magnesium solid with…

A:

Q: Consider the reaction: 2 NiO(s) 2 Ni(s) + O2(8) If O, is collected over water at 40.0 °C and a total…

A: As per the given data, Total pressure, P = 745 mm Hg The partial pressure of water = 55.3 mm Hg…

Q: 4.8 g of an inorganic metal oxide ore mainly contains 93% of Nickel (III) oxide which decomposes to…

A: The balanced equation is   2 Ni2O3 (s) -------> 4 Ni (aq) + 3 O2 (g) Mass of ore = 4.8 g Mass…

Q: A reaction at 28.0 °C evolves 550. mmol of sulfur tetrafluoride gas. Calculate the volume of sulfur…

A: Given Moles of SF4 =550 mmol = 0.55 mol Pressure =1 atm  Temperature = 301 kelvin To calculate…

Q: A reaction at 4.0 °C evolves 249. mmol of sulfur hexafluoride gas. Calculate the volume of sulfur…

A: Given:  Millimoles = 249 mmol  => Moles (n) = 0.249 mol Temperature = 4.0°C = (4.0 + 273) K = 277…

Q: Dimethyl ether, CH;OCH3, undergoes gas phase decomposition to form methane, hydrogen gas, and carbon…

A: First calculate the moles of Dimethyl ether :  Molar mass of Dimethyl ether = 46.07gmol-1  Moles of…

Q: This reaction generates 7.70 L of oxygen at a temperature of 18.7°C and a pressure of 0.92 atm, what…

A:

Q: A reaction at 21.0 °C evolves 552. mmol of dinitrogen difluoride gas. Calculate the volume of…

A: given, Temperature, T = 21.0 oC = 294 K moles of dinitrogen difluoride gas, n = 552. mmol = 552. ×…

Q: Consider the reaction inside a car air bag (Mol. Wt. NaN3 = 65 g/mol): 2NAN3 (s) -> 2Na (s) + 3N2…

A:

Q: Assume the  needed for the reaction is in a 620. L tank at 25.0 °C. What must the oxygen pressure be…

A: This can calculate using the following formula The given amount of oxygen in kg First convert it kg…

Q: A reaction at 20.0 °C evolves 391. mmol of boron trifluoride gas. Calculate the volume of boron…

A:

Q: 11. In the presence of a catalyst, potassium chlorate decomposes and provides a very simple way to…

A: Given;

Q: Ammonia gas has a molar mass of approximately 17 grams per mole. At 290K and 1.2 atm, a sample of…

A:

Q: The decomposition of 30.175 g of potassium chlorate yields solid potassium chloride and oxygen gas…

A: Decomposition of KClO3 is very much useful reaction to generate pure O2 only by heating it in…

Q: Hydrogen peroxide (H2O2) decomposes in the presence of a catalyst to form water and oxygen gas.  The…

A: Given:  Total pressure = 763.8 mm Hg  Temperature = 25°C = 298 K  Volume of gas collected = 49.5 ml…

Q: 5880 grams of paraffin wax, C25H52 are burned in excess oxygen at 520°C in a rigid 150 Liter…

A: Given that :  mass of C25H52 = 5880 g  Volume of container = 150 L  Temperature T = 520 degree C

Q: Pure FeS; is bumt with 60% excess air. Calculate the percentage of N2 by volume after the reaction.…

A: According to the law of chemical equivalence, in a chemical reaction, the number of equivalents that…

Q: What is the mass in gas of .098L of SO 2 at STP? (m=\#L, molar mass of SO 2 /22.4L)

A:

Q: A reaction is carried out using 0.0754 g of magnesium and an excess of HCl(aq), and the H2 gas is…

A:

Q: 7. Use the following reaction: N +3H, 2NH, How many grams of NH, can be made from 4L of hydrogen gas…

A: This question is based on stoichiometry.

Q: + 2 KCls) + 3 O2 (8) 17. A salt decomposes according to 2 KCIO3 (s) The reaction took place in an…

A: The solution is given below -

Q: A 5.0-L sample of sulfur hexafluoride (SF6) is stored at a temperature of 250.0 K and a pressure of…

A:

Q: A reaction at 28.0 °C evolves 451. mmol of sulfur tetrafluoride gas. Calculate the volume of sulfur…

A: Given :-  No.of moles of SF4 = 451. mmol  Temperature = 28.0°C  Pressure = 1 atm  To determine :-…

Q: A reaction at 30.0 °C evolves 520. mmol of sulfur tetrafluoride gas. Calculate the volume of sulfur…

A: For sulfur tetrafluoride gas,  Temperature, T = 30°C = 30 + 273.15 K = 303.15 K Number of moles, n =…

Q: During the decomposition of KClO3, 92.0 mL of gas is collected by the displacement of water at 250C…

A:

Q: Use the illustration below to answer questions 19 and 20. Downward force 500 N Area 20 m2 Area 1 m2…

A: Please find your solution below : 19. This is known as the principle of hydraulic lift. Hydraulic…

Q: Some Chem 16.1 students were tasked to perform the ideal gas experiment with  some modifications.…

A: The Answer to the following question is-

Q: A reaction between liquid reactants takes place at 5.0°C in a sealed, evacuated vessel with a…

A:

Q: What volume of hydrogen at STP can be produced by reacting 8.30 mol of Al with sulfuric acid?

A: Given :-  2 Al(s) + 3 H2SO4(aq) Al2(SO4)3(aq) + 3 H2(g)  number of moles of Al = 8.30 mol  To be…

Q: A reaction at 34.0 °C evolves 174. mmol of carbon monoxide gas. Calculate the volume of carbon…

A:

Q: What is the experimental molar mass (that is, calculated from the data given and not taken from the…

A:

Q: Determine volume of O 2 (at STP) formed when 70.0 g of Fe2O3 decomposes according to the following…

A:

Q: If I react 20.0 grams of hydrogen with 200. grams of oxygen in the formation of water, what volume…

A: Recall the reaction of formation of water by reaction between hydrogen and oxygen…

Q: In one demonstration of this reaction, 36.00 mL of H2 are collected over water at 25°C. Atmospheric…

A: Here given, Pressure (P) = 749 mmHg = (749/760) atm = 0.9855 atm Volume (V) = 36 mL = 0.036 L…

Q: A reaction between liquid reactants takes place at 3.0°C in a sealed, evacuated vessel with a…

A: The gaseous state is the state of matter with least intermolecular force of attraction between…

Q: Ch 11: At what percentage does lack of Oxygen cause loss of consciousness and potential death? 21% O…

A: If Oxygen level in atomsphere 25% percentage then Increasing fire risk.  Safe zone for human and…

Q: 1000 ml of oxygen at STP were passed through an ozoniser and the resulting volume was 888 ml at STP.…

A: Given data contains, Volume of oxygen=1000mL Resulting volume=888mL