A 1.35 mol gas sample occupies a volume of 345 mL. How many additional moles of the gas must be added to obtain a volume of 456 mL at constant pressure and temperature. O 1.78 mol O 1.02 mol 1.87 mol O 0.330 mol O 0.430 mol

Q: 1)An carbon monoxide molecule (formula CO) can form a hydrogen bond to a water molecule. TRUE/FALSE…

A: Hydrogen bonding occurs between electronegative atoms (e.g., oxygen, nitrogen, and fluorine) and…

Q: How many moles of H2 will be consumed to produce 3.66 moles of HF? Assume that F2 is in excess. H2 +…

A: To calculate number of moles of reactants or products we must know the balanced chemical equation.

Q: A solution containing 344g silver nitrate is mixed with 75ml of a 400 mol/l solution potassium…

A: First we need to write the balanced chemical of the reaction of silver nitrate with  potassium…

Q: A solution is prepared by mixing 694.0 mL of ethanol with 506.0 mL of water. The molarity of ethanol…

A: Given that the solution is made by mixing 694.0 mL of ethanol and 506.0 mL of water.

Q: What volume of 18.0 M sulfuric acid is required to make a 2.50 L of a 2.40 M sulfuric acid solution?…

A:

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

A: Ideal gas equation:Here:

Q: A solution is prepared by dissolving 98.6 g of LICI in enough water to form 675 mL of solution.…

A: Given  Mass of LiCl = 98.6 gram  Volume of solution =  675 mL                                 =  675…

Q: 1. A 50 mol gascous mixture is sealed in a 5L container and 40°c. If the components are shown below…

A: The above question can be solved using Dalton's law of partial pressures.   Pgas= X PTotal X= mole…

Q: What is a solute? Why is water the universal solvent?

A: Solution is a liquid mixture that is formed by combining two chemical substances in which one is…

Q: Commercially available concentrated sulfuric acid is 18.0 M H2SO4. Calculate the volume of…

A: Given information: Concentration of Stock H2SO4 solution is 18.0 M Concentration of H2SO4 solution…

Q: Twenty grams of potassium dichromate (K2Cr207) is dissolved in 150 mL of water. The solution was…

A: Given,  Mass of K2Cr2O7 = 20 g  Volume of solution in mL = 150 mL Solution produces CrO after…

Q: 2. In order to react 109 grams of bromine gas completely, how many moles of aluminum are required?…

A: Aluminum reacts with bromine gas to form aluminum bromide. Write the complete reaction.…

Q: What volume of 0.362 M KCl solution must be used in order to contain 0.0831 mole of KCl?

A: 1 M KCl solution means 1 mole KCl is present in 1000 mL solution.  So, 0.362 M KCl solution means…

Q: Consider the following reaction: 2 NO (g) + O2 (g) 2 2 NO2 (g); Kc = 6.9 x 105 A 5.0 L vessel…

A: Given data,Volume of vessel=5.0LMoles of NO=0.060 molMoles of O2=1.0 molMoles of NO2=0.80…

Q: 0,500L 40.03 19. What volume of a 1.5 M KOH solution is needed to provide 3.0 moles of a. 3.0 L c.…

A: In the given question, molarity and moles are given. We are asked to find the volume of the…

Q: How many molecules of O2 will be required to produce 1.60 mol of water? 2 H2 + O2 → 2 H2O

A: The given reaction is,                           2 H2 + O2 → 2 H2O    Given, moles of water (H2O)…

Q: A solution is prepared by mixing 626.0 mL of ethanol with 608.0 mL of water. The molarity of ethanol…

A: Given that the solution is made by mixing 626.0 mL of ethanol and 608.0 mL of water. Total volume of…

Q: A 50.0 mL sample of X molar HC1 solution is diluted with water to make 350. ml of 0.0152 M HC1…

A: M1V1 = M2V2  M1 = initial molar concentration  V1 = initial volume  M2 = final molar concentration…

Q: CH3OH can be synthesized by the reaction : CO (g) + 2H2 (g) -----> CH3OH (g)  How many liters of…

A: The balanced chemical equation provided is:CO(g)+2H2​(g)→CH3​OH(g)From this equation, it is clear…

Q: Ocean water is 3.5 % NaCI by mass. How much NaCl will be obtained from a 266 mL sample of sea water…

A: The mass of solute in gram present in 100 g solution is known as the mass percent concentration of a…

Q: Consider a 3.00 M CH3OH solution. What volume of this solution, in ml, is needed to provide 0.202 g…

A: Given that : Molarity of CH3OH = 3.0 M Mass of CH3OH = 0.202 g Molar mass of CH3OH = 32.042 g/mol…

Q: What mass of C6H12O6 (glucose) is needed to prepare 450. mL of a 0.650 M solution of glucose in…

A: As per given information in question Volume = 450 mLMolarity = 0.650 M = 0.650 mol/L

Q: AGNO3 solutions are often used to plate silver onto other metals. What is the maximum amount of…

A: The number of moles is a ratio of the mass of a substance to the molar mass of the substance.…

Q: Use the following data to detemine how many moles of CO2 were produced. pressure: 733.9 mm Hg…

A:

Q: How many moles of KBr KBr are present in 120. mL mL of a 0.114 M M solution?

A:

Q: What is the difference between dissolved oxygen and oxygen in air?

A:

Q: 6. Two moles ofI, and 3 moles of Ng are mixed in a tL container at SATP. Calculate the pressure…

A: at STP condition Temperature = 273 K pressure = 1 atm Volume of the container = 1 L (given)

Q: 40.0g of KClO3 is subjected to heat until it decomposes entirely. Determine the theoretical yield of…

A:

Q: What mass of sodium nitrate required to prepare 1.52 L of 2.41 M of solution of sodium nitrate?

A: Sodium nitrate is the chemical compound. Its chemical  formula is  NaNO3 .This metal nitrate  is…

Q: Potassium chlorate, potassium chloride, and water is produced by passing chlorine gas into a hot…

A: A mole of substance weighs its molar mass and contain avagadro number of particle  Let the mass of…

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

A:

Q: How many grams of NH3 are present in 1.70 L of 1.50 M NH3 solution? Molar mass of NH3 = 17.03 g/mol…

A:

Q: A solution of 0.5 M NaOH of volume 100 ml was diluted to 400 ml. What was the Molarity of the…

A: Molarity of a solution is defined as the number of moles of solute in one liter of the solution.…

Q: What volume of a 1.5 M KOH solution is needed to provide 3.00 moles of KOH? K = 39.10 amu O = 16.00…

A: KOH Molarity =  1.5 M = 1.5 mol/L Moles = 3.00 mol  We know ; Molarity of substance = Moles of…

Q: What volume of H2 gas, measured at 67˚C and 800. torr can be obtained by reacting 10.00 g magnesium…

A: Given, The volume of H2 gas, measured at 67˚C and 800. torr can be obtained by reacting 10.00 g…

Q: A 6.79 g sample of NH, gas and a 6.79 g sample of HCl gas are mixed in a 1.50 L flask at 25 °C.…

A: Given: Weight of NH3 = 6.79 g Weight of HCl = 6.79 g Volume of flask =1.5 L  Temperature  = 25°C =…