How many grams of CaS are produced from 2.500 molesof CaO?       4 HgS  + 4 CaO--->4Hg + 3CaS + CaSO4

Q: How many grams of CaCl2 can be produced by reacting 1.34 moles of CaO and 2.47 moles of HCL by the…

A: We are given a reaction., CaO+2HCL= CaCl2 + H2O Now from the reaction we can say that 1 mole of CaO…

Q: How many moles of NO2 would be required to produce 3,34 moles of HN)3 in the presence of exess water…

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Q: Silicon tetrachloride (SiCl4 ) can be prepared by heating Si in chlorine gas:  Si(s) + 2Cl2(g) ->…

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Q: Given the following balanced chemical equation, how many grams of Hg would be produced from the…

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Q: Silicon tetrachloride (SiCl4 ) can be prepared by heating Si in chlorine gas:  Si(s) + 2Cl2(g) ->…

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Q: 1.10 g of M produce hy chloride hydrogen temperatur Mg Moles 3 Mc

A: A mole is a standard unit for measuring large quantities of very small entities such as molecules,…

Q: Hydrogen cyanide, HCN, is prepared from ammonia, air, and natural gas (CH4) by the following…

A: To calculate the number of moles, we use the equation:       .....(1) Given the mass of ammonia =…

Q: Silicon tetrachloride (SiCl4 ) can be prepared by heating Si in chlorine gas:  Si(s) + 2Cl2(g) ->…

A: Given  Reaction  Si(s)  + 2Cl2(g)   → SiCl4(l) Number of mole of SiCl4  = 0.507 mole  Mass of…

Q: 28.50g sample of a compound of carbon, sulfer, hydrogen and oxygen is burned. 35.25g CO2 and 14.65g…

A: The required balanced equation can be written as,

Q: 2. Hydrochloric acid (HCI) can dissolve solid iron according to the following reaction: Fe (s) + 2…

A: According to the question, Hydrochloric acid(HCl) can dissolve in solid iron as per the following…

Q: Silicon tetrachloride (SiCl4 ) can be prepared by heating Si in chlorine gas:  Si(s) + 2Cl2(g) ->…

A: According to mole relation, 1 mol of a compound is equivalent to it's molecular weight in grams.  1…

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: 2H2 + O2 -->  2 H2O How many moles of oxygen is required to produce 17.1 moles of water?

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Q: Silicon tetrachloride (SiCl4 ) can be prepared by heating Si in chlorine gas:  Si(s) + 2Cl2(g) ->…

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Q: For every one molecule of sodium azide that ignites, how many molecules of gas are formed?   2…

A: 2 NaN3(s)     ------------>  2 Na(s)     +    3 N2(g)

Q: A student decides to conduct an experiment by using two different flasks and two different gas…

A: Average kinetic energy and rms velocity calculation:

Q: Kp is related to Kc by the equation K, = Kc (RT)An, What is the value of An for the reaction below?…

A: given data  Kp = Kc (RT)∆n N2 (g) + 3H2 (g) →← 2NH3 (g) ∆n = ?

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: How many grams of solid ammonium sulfate (132.1 g/mol) can be produced when 0.500L of gaseous…

A: Ammonia reacts with sulfuric acid to form ammonium sulfate. The equation for the balanced chemical…

Q: 9. Methyl alcohol (CH3OH) is burned with 20% excess air. How much unburned oxygen in kg-mol-…

A: Air consists of many gaseous components such as oxygen, nitrogen, sulfur dioxide, etc. The main two…

Q: The density of F2 gas is 1.70 g/L.How many moles of F2 gas are present in a 475 L sample of a gas…

A: Given data, The density of F2 gas is 1.70 g/L. Total mixture of solution (F2+He) = 475 L

Q: Pure copper may be produced by the reaction of copper(I) sulfide with excess oxygen gas as follows:…

A: In this problem we have to calculate the mass the Cu2S . According to the stoichiometric ratio of…

Q: For every one molecule of NaHCO3(s) there is one molecule of CO2(g) that forms:  NaHCO3(s) +…

A: a gas is said to be ideal gas if it follows ideal gas equation PV = RT

Q: What mass in grams of NaN3 is required to produce 50.2 L of N2 gas (density = %3D 1.25 g/L)…

A: Given, Volume of N2 = 50.2L Density of N2 = 1.25g/L

Q: If MgCl2·H2O is the limiting reagent with a mole amount of 0.00189 mole. What is the theoretical…

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Q: A typical formulation for window glass is 75% SiO₂, 15% Na₂O, and 10.% CaO by mass. What masses of…

A: 75% SiO2 by mass means 75 g of SiO2 is present in 100 g of glass. Now Calculate the mass of SiO2 in…

Q: Solid barium oxide and carbon dioxide gas are produced by the decomposition of solid barium…

A: We have to write the balanced chemical equation of decomposition of Barium carbonate

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

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Q: Solid ammonium chloride, NH Cl, is formed by the reaction of gaseous ammonia, NH,, and hydrogen…

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Q: 2H2 + O2 --> 2H2O How many moles of hydrogen gas are needed to produce 120. g of water?

A: Given, mass of water = 120 g  we know, molar mass of water(H2O) = 18.01528 g/mol => moles of…

Q: Silicon tetrachloride (SiCl4 ) can be prepared by heating Si in chlorine gas:  Si(s) + 2Cl2(g) ->…

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Q: A common experiment at Science Fairs is the demonstration of a volcano using a mixture of baking…

A: Given: Volume of Vessel = 0.5 L Pressure = 0.997 atm Temperature  = 298 K Concentration of…

Q: Silicon tetrachloride (SiCl4 ) can be prepared by heating Si in chlorine gas:  Si(s) + 2Cl2(g) ->…

A: Given :-  Si(s) + 2Cl2(g) -> SiCl4(l)  no.of moles of SiCl4 = 0.507 mol  Molar mass of SiCl4 =…