How many grams of H 2 are needed if we want to make 95.44 grams of NH 3 by the reaction N2 + 3H2 2 NH 3

Q: copper sulphate (CuSo4) with a concentration of 0.00095 mol l-1. If they wanted to prepare one litre…

A: Here, Molecular weight of CuSO4= RAM(Cu)+ RAM(S)+ 4×RAM(O).…

Q: The setting of Portland cement (used in sidewalks, for example) by reacting with water involves…

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Q: How many moles of CaO are required to react with 97.25 g of HgS?

A: Given :- mass of HgS = 97.25 g  To calculate :- number of moles of CaO required.   Number of moles =…

Q: How many moles of NaCl are needed if we want to make 38.74 grams of PBCl2 by the reaction 2 NaCl +…

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Q: A method for preparing sodium sulfate is summarized in the equation below. The percentageyield is…

A: When two reactive compounds are mixed, then they react according to the stoichiometry of the…

Q: 2. Sodium sulfide, Na₂S, is made by the following reaction. Na₂SO4 (s) + 4C (s) - Na₂S (s) + 4 CO(g)…

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Q: Assuming 11.5 L of CO2 are produced from this reaction, how many moles of CaCO3 are needed" CaCO3…

A: Converting volume to moles.  No. of moles of CO2 = 11.5 / 22.4 = 0.51 mol

Q: How many grams of NO will be produced from 80.0 g of NO₂ reacted with excess water in the following…

A: Given, mass of NO2 = 80.0 g  Molar mass of NO2 = 46.0 g/mol Molar mass of NO = 30.01 g/mol

Q: Silver sulphide and hydrogen combine to form silver and hydrogen sulphide.  The equation for the…

A: In this question, we want to determine the percentage yield of the Silver ( Ag ).  You can see…

Q: Diesel fuel for automobiles and trucks is a mixture of hydrocarbons that can be modeled by C16H34.…

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Q: How many grams of chlorine gas can be produced from the decomposition of 73.4 g. of AuCl3 by this…

A: The formula used for calculating the number of moles is as- no. of moles (n)= massmolecular weight…

Q: Determine the moles of H, produced when 3.34 moles of HCI reacts with Mg according to the following…

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Q: 2 NaN3(s) ------> 2 Na(s)  +  3 N2(g) How many moles of sodium are produced when 1.5 moles of…

A: The considered reaction is, 2 NaN3(s) →2Na(s) + 3N2(g)

Q: How many grams of calcium hydroxide (Ca(OH),) are needed to produce 40.0 grams of water (H,0)? 2 HF…

A: Given :- mass of H2O = 40.0 g  To be calculated :- mass of Ca(OH)2   number of moles = mass/molar…

Q: Aluminum hydroxide reacts with stomach acid (hydrochloric acid). Calculate the molarity of the…

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Q: If 12.3 grams of NaOH were mixed with 11.9 grams of HCl, how many grams of NaCl would be produced?

A: The balanced chemical reaction for NaCl formation is already provided: 1 mole of NaOH requires 1…

Q: Consider the following reaction: Ba(OH)₂ (aq) + H₂SO4 (aq) → Assuming that the contribution of…

A: Barium hydroxide gives two hydroxide ions and sulfuric acid gives two hydrogen ions. Hence one mole…

Q: Use the equation that follows for parts (a) and (b) below. Molecular masses are under each…

A: The ideal law is sometimes considered as the combination of Boyle’s law, Charles’s law and…

Q: What mass in grams of NaNs is required to produce 50.2 Lof N2 gas (density = 1.25 g/L ) according to…

A: Given that  50.2 L of N2 and density is 1.25g)l

Q: How many moles of HNO₃ will be produced from the reaction of 17.5 g of NO₂ with excess water in the…

A: Given balanced chemical equation ; 3NO2(g) + H2O(l) -----------> 2HNO3(g) + NO(g) From the above…

Q: How many moles of HNO₃ will be produced from the reaction of 19.5 g of NO₂ with excess water

A: Number of moles = mass/molar mass  Molar mass of NO2 = 46.0 g/ mol

Q: Hydrogen chloride can be made in the laboratory by the reaction of sodium chloride and sulfuric…

A: Given unbalanced equation is NaCl(s) + H2SO4(aq) ------> HCl(aq) + Na2SO4(aq) The balanced…

Q: If 57.0 g of PCl3 is produced by the reaction 6 Cl2(g) + P4(s) → 4 PCl3(l) How many grams of Cl2…

A: Solution :       Stoichiometry is used to measure the quantitative relationship. It gives the amount…

Q: 3. Ca(OH)2 (aq) + H2SO4 (aq) + 2 H₂O (1) + CaSO4 (aq) (This is LIMITING REACTANT: H2SO4 is the…

A: Since H2SO4 produces the smallest amount of the products, it is the limiting reactant.  Hence we…

Q: 2 NaN3(s) ------> 2 Na(s)  +  3 N2(g) How many moles of sodium are produced when 0.5 moles of…

A: In balanced equation the no of atoms of same kind in reactant side and in product side are equal.  2…

Q: Calculate the percent yield of Cl2 (g) in the electrolytic decomposition of hydrogen chloride (HCl)…

A: The percentage yield can be calculated with the help of theoretical and experimental yield.

Q: A sample of 0.75 g of hydrogen gas was obtained by reacting 32.5 g hydrochloric acid with 18.0 g…

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