A 0.244 g sample of a metal, M, reacts completely with sulfuric acid according to   M(s)+H2SO4(aq)⟶MSO4(aq)+H2(g) A volume of 255 mL of hydrogen is collected over water; the water level in the collecting vessel is the same as the outside level. Atmospheric pressure is 756.0 Torr, and the temperature is 25 °C. The vapor pressure of water at 25 °C is 23.8 Torr. Calculate the molar mass of the metal.

Q: If the atmospheric burden of CO2 increases by 27.0 Gt (gigatonnes, 1Gt= 1 x 1012kg) over a given…

A: Given:  Current CO2 concentration = 408.3 ppm Increase in CO2 atmospheric burden = 27 GT = 27 x 1012…

Q: When limestone (solid CaCO₂) is heated, it decomposes into time (solid CaO) and carbon dioxide gas.…

A:

Q: 40.0 mL of a 3.79 M solution of H2O2 decomposes according to this reaction: 2 H2O2 (aq) → 2 H20(1) +…

A: The reaction taking place is given as, => 2 H2O2 (aq) ------> 2 H2O (l) + O2 (g)  Given :…

Q: The vapor pressure of mercury at 20 oC is 1.7 x 10-6 atm. Your lab partner breaks a mercury…

A: Given temperature, T = 20 oC + 273.15 = 293.15 K  Pressure, P = 1.7*10-6 atm  1 atm = 101325 Pa or…

Q: When zinc metal is added to hydrochloric acid, the following reaction takes place Zn(s) + 2 HCl(aq)…

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Q: A 5.50-mole sample of NH3 gas is kept in a 1.85-L container at 309 K. If the van der Waals equation…

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Q: A 0.564 g sample of a metal, M, reacts completely with sulfuric acid according to M(s) + H,SO,(aq)…

A: The balanced reaction taking place is given as, Given: Mass of M reacting = 0.564 g. Volume of H2…

Q: A student experimentally determines the gas law constant, R, by reacting a small piece of magnesium…

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Q: How many millimoles (1000 mmoles = 1 mole) of hydrogen gas can be generated when 0.0350 grams of…

A: Magnesium reacts with hydrogen chloride to form hydrogen gas and magnesium chloride. The equation…

Q: A 0.640 g sample of a metal, M, reacts completely with sulfuric acid according to M(s) + H,SO,(aq) –…

A: As per equation 1 mol of metal M  gives 1 mol of H2 gas  First find the moles of H2 gas by using…

Q: Gases produced by a chemical reaction can easily be collected over water. To determine the pressure…

A: To determine the pressure of the hydrogen gas formed in this reaction, we need to subtract the vapor…

Q: Aluminum reacts with aqueous sodium hydroxide to produce hydrogen gas according to the following…

A: Given, Pressure of H2 gas= 744 mm of Hg                               = 744760atm T= 25°C= 298K…

Q: Tochloric acid, the following tion takes place s) + 2 HCI(aq) → ZNCI2(aq) 1) culate the volume of H2…

A: Given, Temperature  =30 °c = 303 K Mass of Zn = 65.7 g Moles of Zn = mass/Molar mass      =…

Q: Sodium metal reacts with water to produce hydrogen gas according to the following equation: 2Na(s) +…

A: Given : Balanced chemical equation.  To find : Partial pressure of H2 and mole of H2. Solution : As…

Q: Given a reaction between 0.0200 grams of Mg(s) (24.305 g/mol) in excess HCl(aq) under 779 torr and…

A: The ideal gas law, also known as the general gas equation, is the state equation for a hypothetical…

Q: 1) Consider the following reaction: Mg(s) + 2 HC1(aq) → MgCl2(aq)+ H2(g) The total pressure of gas…

A: GivenReaction Mg(s) + 2HCl(aq) → MgCl2(aq)  + H2(g)Gas is collected in reaction where water is used…

Q: A 0.235 g sample of a metal, M, reacts completely with sulfuric acid according to M(s) + H₂SO4 (aq)…

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Q: The ideal gas equation is PV = nRT where P is pressure, V is volume, n is the number of moles, R is…

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Q: A sample of solid potassium chlorate was heated in a test tube and decomposed into potassium…

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Q: For deep sea diving, helium (instead of nitrogen gas) gas is mixed with oxygen gas in the tanks to…

A: Given: Partial pressure of oxygen = 0.20 atm. And total pressure of the mixture = 5.1 atm.

Q: A metal cylinder with a capacity of 6.0 L is filled with compressed propane (C3H8). The pressure and…

A: Given: Volume = 6.0 L Initial pressure of cylinder = 120 atm Initial temperature of cylinder =  75…

Q: Ozzie wanted to do another experiment with a stronger H2O2 solution to check accuracy of the…

A: Given, For H2O2 solution, Concentration of H2O2 solution = 3.18 M = 3.18 mol/L Volume of H2O2…

Q: The temperature of your water was 22.4 degrees Celsius. The volume of hydrogen collected was 30.2…

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Q: When solid calcium carbonate is reacted with aqueous hydrochloric acid, the products of the reaction…

A: Given,          Vapor pressure of water = 23.8 mmHg          Total vapor pressure = 911 mmHg…

Q: While ethanol  CH3CH2OH  is produced naturally by fermentation, e.g. in beer- and wine-making,…

A: The equilibrium constant, Kp for a reaction is given as :

Q: For many purposes we can treat butane (C,H10) as an ideal gas at temperatures above its boiling…

A: Given:          Mass of sample= 36g         T1= 45°C= 273+45= 318K              T2 = ?         P1= P…

Q: 50 > A 0.775 g sample of a metal, M, reacts completely with sulfuric acid according to M(s) +…

A: According to the chemical equation, one mole of the metal reacts completely to form one mole of…

Q: 8. For the reaction 2H₂O(1) + 2e → H₂(g) + 2OH(aq), calculate the volume of "dry" hydrogen gas…

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Q: For many purposes we can treat butane (C4H₁0) as an ideal gas at temperatures above its boiling…

A: The objective of this question is to determine if it is possible to change the temperature of butane…

Q: Oxygen gas can be prepared by heating potassium chlorate according to the following equation:…

A: The question is based on Ideal gas. we have carried out the reaction of decomposition of  potassium…

Q: A 2.00 L reaction container at 25.0 °C contains CO2 (g) and O2 (g). The total pressure of the gases…

A: The partial pressure (p) of a gas is related to the total pressure (Pt) of the gas by the mole…

Q: The molar mass of a gas is determined as in the experiment described in Experiment 8. The mass is…

A: Given, the mass of gas =2.01 gvolume of gas =243 mL =0.243 Ltemperature =99.8 °C =(99.8+273.15) K…

Q: A 0.495 g sample of a metal, M, reacts completely with sulfuric acid according to…

A: The combined relation between gas laws is known as the ideal gas law or the gas equation. The…

Q: When solid calcium carbonate is reacted with aqueous hydrochloric acid, the products of the reaction…

A: The reaction is given as, CaCO3 + 2 HCl →CaCl2 + H2O + CO2

Q: A greenhouse contains 256 m³ of air at a temperature of 26°C, and a humidifier in it vaporizes…

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Q: A 1,365.8 mL aqueous solution of 407.9 mM Na2S is combined with 100.0 mL of an aqueous HCl solution…

A: Given , Na2S reacts with HCI

Q: When limestone (solid CaCO3) is heated, it decomposes into lime (solid CaO) and carbon dioxide gas.…

A: Answer:-This question is answered by using the simple concept of calculation of equilibrium constant…

Q: A 0.580 g sample of a metal, M, reacts completely with sulfuric acid according to M(s) + H,SO, (aq)…

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Q: A 1.07 g sample of a liquid is evaporated completely at 341 K so that its vapors fill a 0.252L…

A: A 1.07 g sample of a liquid is evaporated completely at 341 K so that its vapors fill a 0.252 L…

Q: Q/ Gaseous hydrogen sulfide and gaseous sulfur dioxide are combined in a 250. mL flask. The gas…

A: Ideal gases: Ideal gases is a theoretical concept which says that a gas is said to be ideal if it…

Q: 10. A piece of sodium metal reacts completely with water as follows: 2Na) + 2H;Om → 2NAOH(ag) + Hw…

A: Ideal gas equation is given by, PV =nRT where P is the pressure, V is the volume, n is the number of…

Q: 1. Calculate the theoretical percentage of water for the following hydrates. (a) manganese(II)…

A: According to the answering guidelines, I'm posting the solution for the first question. Kindly…

Q: When zinc metal is added to hydrochloric acid, the following reaction takes place Zn(s) + 2 HCl(aq)…

A: Given,The reaction:Zn(s) + 2 HCl(aq) → ZnCl₂(aq) + H₂(g)mass of Zn = 71.9 gThe total vapor pressure…

Q: A 47.36 g sample of a metal carbonate, MCO3, is dissolved in concentrated hydrochloric acid. The…

A: In order to find the identity of M, we have to find the moles of MCO3.  We can find moles of MCO3…

Q: in the following reaction, 27.1 mL of o2(g) is collected over water at 23*C and barometric pressure…

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Q: Suppose you are performing a gas-producing reaction to experimentally determine the molar volume of…

A: Given Vapor pressure of water= 19.8mmHg Atmospheric pressure=  768.6 Temperature= 22°C = 273+22 =…

Q: A 0.265 g sample of a metal, M, reacts completely with sulfuric acid according to M(s) + H,SO,(aq) →…

A: The combined gas legislation incorporates various gas laws such as the Boyle’s law, Charles' law,…