Calculate the vapor volume (m3) for 6 moles of CS2 (SG = 1.26).

Q: Q2: Calculate the mole fraction of 15 % (w/w) CeH12O6?

A: NOTE : Since there is no information about the solute is given. Hence we can assume it to be water.…

Q: Under conditions of STP, the value for R in the ideal gas equation PV = nRT can be calculated as: O…

A: Ideal Gas equation  PV = nRT        where                          P  = pressure…

Q: Calculate the mole fraction of He in a mixture of He and N2 that contains 4.25 g of He and 29.5 g of…

A:

Q: What volume (in L) of 2.30 M FeBr2 would be required to obtain 0.502 moles of Br ions? Provide your…

A: the solution is as follows:

Q: Is amoxicillian sodium stable at 55 degrees celsius?

A: The carboxylic acid functional group is represented as -COOH and its reaction with the strong base…

Q: Volume Parcial Molar da água, VH20 19 18,5 18 17,5 17 16,5 16 15,5 15 0 0,2 0,4 0,6 0,8 Número de…

A: In the question a graph is plotted between number of moles of water and partial molar volume of…

Q: If mass of BCC Leaad Pb=207 g/ mol, and lattice parameter (a) =3.9211×10-8 cm,calculate the (الكثافه…

A:

Q: In CaCO3 + HCI -→ CaClz + H2O+CO2 , how many lters of cerbon dioxide gas, measured at STP.can be…

A: CaCO3​+2HCl→CaCl2​+H2​O+CO2​   100  g                                        44  g 1  mole…

Q: Calculate the height of a column of lie the same pressure as 5.26 m of water Lütfen birini seçin: O…

A: Glycerol  is  simple polyol compound and it is  colourless,  odourless and it is viscous liquid

Q: How many moles of water are needed to react with 100. g of Al4C3?

A:

Q: 2. How many grams of water will be lost when 8.000 g of YBr3'9H2O is heated?

A: Amount of YBr3•9H2O = 8 g  Amount of water lost after heating = ?

Q: A sample contains 18.0 g N2 (MW = 28.02 g/mol), 50.5 g He (MW = 4.00 g/mol), and 34.6 g CO2 (MW =…

A:

Q: Gold is found in seawater at very low levels, about 0.05 ppb by mass. Assuming that gold is worth…

A: The concentration of gold is 0.05 ppb (parts per billion). This means it consists of 0.05 g of gold…

Q: ) i) A liter of sulfuric acid solution containing 147.0 g of H2SO4 has a density of 1.29 g/cm³.…

A: Mass percent or weight percent of a solution is the mass of the solute by the mass of the solution…

Q: How many grams of Pb(NO3)2 (331.2 gimol )are needed to prepare 200 ppm (w/v) of Pb*2 (207.2 g/mol)…

A: The concentration of Pb2+ ions is = 200 ppm The volume of the solution is =? The molar mass of lead…

Q: What volume of gas will be produced when 38 mL of 0.40M NH4NO3 reacts with an excess of aqueous…

A: The reaction is as follows: NH4NO3+NaOH→NaNO3+NH3+H2O The gas produced in the reaction is NH3 The…

Q: Calculate the mass of CaCO3 (MM = 100.0 mg/mmol) produces from heating 400.0 mg of CaC2O4•H2O (MM =…

A: Concept: heating an oxosalato salt of group-2 metal form corresponding carbonate of the metal and if…

Q: At 200K & 1.00 atm, samples of CO2(g) follow the ideal gas law well, but SO2(g) samples do not.…

A: A real gas does not follow ideal gas behavior because of the intermolecular interaction and…

Q: Since CO2 makes up 0.0355% of the atmosphere (on the average) calculate the molar fraction of…

A:

Q: A plasma-screen TV contains thousands of tiny cells filledwith a mixture of Xe, Ne, and He gases…

A: The given parameters are, Dimensions of cell : 0.900 mm× 0.300 mm × 10.0 mm Total pressure: 500…

Q: What is the mass percent of water in NiSO₄･4 H₂O?

A: Mass of water= 18×4=72gm Total mass of compund= 226gm Mass percent= mass of H2O×100÷total mass of…

Q: As the number of C-atoms increase, volatility decreases. O A. True O B. False

A: Given statement is, As the number of C-atoms increase, volatility decreases.

Q: 2 Why is the surface tension of pure water and sea water high? Why the surface tension of mestan and…

A: With increasing in intermolecular interaction among the molecules, the surface tension among the…

Q: How many kilojoules are needed to vaporize 10.0 g of H2O(1)?

A: Number of moles of water is determined as follows, No.of mol= Mass/Molar mass = 10.0 g/18.02 g.mol =…

Q: How many grams of solid lithium (Li) must be added to liquid water in order to obtain 99.5 L of…

A: Given: The volume of hydrogen gas (H2) at STP is 99.5 L

Q: Consider the structures of salicylic acid and acetylsalicylic acid. What structural features are…

A: The compounds containing carbon and hydrogen are called the organic compounds. They even contain…

Q: A gas mixture consisting of 46.04% O2 and 53.96% He by mass, is used in scuba tanks for deep sea…

A: 46.04% O2 by mass in grams will be 46.04 g of oxygen gas. 53.96% He by mass in grams will be 53.96 g…

Q: What volume (in L) of 1.40 M FeBr2 would be required to obtain 0.650 moles of Br ions?

A: Since we know that Strong electrolyte dissociate 100% into there ions so the concentration of FeBr2…

Q: I don't understand this question.

A: The expression of the henry’s law can be described as the mass of the gas dissolved by the liquid…

Q: If helium is released into one end of a glass tube of 2.00 meters at the same time krypton is…

A:

Q: what is the density in g/L (STP) of SO2?

A: Density is defined by the ratio of mass to the volume. it is expressed in mathematically is as…

Q: Solve this

A: Since the molecules of ice are arranged in a tetrahedral manner and will have a lower density than…

Q: Does molar mass correlate with the trend in boiling points for the group 6A hydrides?

A: The temperature at which vapor pressure of the substance becomes equal to atmospheric pressure,then…

Q: Rank Tl³⁺, Tl⁺, and Tl in order of decreasingsize.

A:

Q: How many grams of Pb(NO3)2 (331.2 g/mol )are needed to prepare 200 ppm (w/v) of Pb*2 (207.2 g/mol)…

A: NOTE: please note none of the given option is correct.  I have  solved it correctly and written the…

Q: what is obtained when CaC2 is heated in nitrogen at 1000 degree celsius ?

A:

Q: what is the method to calculate mole fraction of water in the natural gas?

A: The composition of a mixture of gases can be defined by the mole fractions of the gases present in…

Q: Calculate the average m mass fraction from its 21% O2.

A: Let total moles of air = 100  So no. of moles of N2 gas = 79 no. of moles of O2 gas = 21

Q: Calculate the kinetic energy of  53  moles of N2 at 262 °C. (R = 8.314 JK–1 mol–1)

A:

Q: 2. Density of AgBr is 6.47 x 10 kg/m³. AgBr has fcc lattice and molecular weight of AgCl is 187.77…

A:

Q: Question attached

A: Given that the mass of ice is 250 kg To calculate the mole of water

Q: How many grams of zinc must be dissolved in sulfuric acid to obtain one (1) liter of hydrogen at…

A: Given that:  Volume of hydrogen gas obtained=1 L  T=20oC  =(20+273) K  =293 K P=790 mm Hg  =790 mm…

Q: Calculate final MgCl2 concentration in mM for tube 2 and 3.

A: In each of the tube, the original MgCl2 solution is diluted by adding the substrate and Tris-HCl…

Q: Calculate the mole fraction and mass percent of 400.g of ethylene glycol (HOCH2CH2OH) in 1000.g of…

A: Calculate the mole fraction and mass percent of 400.g of ethylene glycol (HOCH2CH2OH) in 1000.g of…

Q: Aqueous ammonia is 32% ammonia (by mass) NH3. The rest is water, H20  What is the mole fraction of…

A:

Q: Calculate the mass of oxygen (in mg) dissolved in a 5.00 L bucket of water exposed to a pressure of…

A: Given : Volume = 5 L Pressure = 1.13 atm  Mole fraction of gas in air = 0.21  Henry's constant =…