Silicon nitride is made by combining silicon and nitrogen gas at high temperature. How much in pounds (lb) Si is needed to react with an excess of nitrogen gas to prepare 125 g of silicon nitride, if the percent yield of the reaction is 95.0%?

Q: What is the percent yield of a reaction in which 200. g of phosphorus trichloride reacts with excess…

A: Percentage yield is the ratio of actual yield to the theoretical yield in terms of percentile. In…

Q: When 65.0 g of benzene (C6H6) burns in oxygen to give 32.9 g carbon dioxide and water are formed, if…

A: Given : Mass of C6H6 reacted = 65.0 g Mass of CO2 produced = 32.9 g And the theoretical yield of CO2…

Q: Ammonia (NH ) is an mportant compound since it is used in large amounts for the manufacture of…

A:

Q: When NH3 is prepared from 28g N2 and excess H2, the theoretical yield of NH3 is 34 g. When this…

A: For the reaction of N2 and H2 to form ammonia NH3 Given: Mass of N2=28 g  Theoretical yield of…

Q: Hydrogen gas is considered a clean fuel because it produces only water vapor when it burns. If the…

A: Combustion reaction of hydrogen gas is  H2 + 12 O2 → H2O   Given that , mass of water (H2O) formed =…

Q: A sample of 1.544moles of methane (CH4) is mixed with 1.273 moles of chlorine. What is the…

A: Given :- number of moles of CH4 = 1.544 mol  number of moles of Cl2 = 1.273 mol  To be calculated :-…

Q: A sample of 1.129moles of methane (CH.) is mixed with 1.754 moles of chlorine. What is the…

A: Given :- number of moles of CH4 =1.129 mol  number of moles of Cl2 = 1.754 mol  To calculate :-  The…

Q: After the reaction is complete, 6.22 g of nitrogen oxide are obtained.      write the balanced…

A: Here 7.6 g NH3 is mixed with 10 g of O2 to produce 6.22 g of NO experimentally in Ostwald process.…

Q: When HgO is heated, it decomposes into elemental mercury and diatomic oxygen gas. If 57.0 g of Hg is…

A: Given: Mass of HgO = 81.5 g Mass of Hg (actual yield) = 57.0 g/mol Molar mass of HgO = 216.59 g/mol…

Q: If 25.0 g of NH₃ and 45.0 g of O₂ react in the following reaction, what is the mass in grams of NO…

A:

Q: What is the percent yield for a given process, if 4 kg of a product is recovered from a reaction…

A: formula to calculate  percent yield is , The percent yield=Actual yieldTheoretical Yield ×100  %

Q: A student thermally decomposes 24.8 g of copper carbonate and obtains 11.2 g of copper(II) oxide and…

A: Percentage yield =Experimental yieldTheoritical yield×100%   Cu co3 = Cu O + CO2 24.8g         11.2g…

Q: Solid sodium reacts violently with water to produce sodium hydroxide and hydrogen gas.  a. Write…

A: Solid sodium reacts violently with water to produce sodium hydroxide and hydrogen gas.

Q: What is the percentage yield of a reaction in which 200 g of phosphorus trichloride reacts with…

A:

Q: Industrial production of hydrogen gas uses the reaction shown below. If 1.00 metric ton of propane…

A:

Q: What is the percent yield of a reaction in which 200. g of phosphorus trichloride reacts with excess…

A: The corresponding reaction can be written as, PCl5+3H2O→3HCl+H3PO3

Q: What is the percent yield of a reaction in which 13.8 g of Carbon react with excess Oxygen to…

A: Theoretically whatever moles of Carbon was reacting should be available in CO2 total moles Since…

Q: Calcium carbonate is decomposed under the action of heat according to the equation: CaCO+ Cao + COa…

A:

Q: The formation of aluminum chloride can be described by the balanced chemical equation. 2 Al + 3 Cl,…

A: Given :-  2Al + 3Cl2 → 2AlCl3  number of moles of Al atoms = 3.61 mol  To calculate :-  number of…

Q: In the reaction of cobalt(II) chloride and hydrogen fluoride, cobalt(II) fluoride and hydrochloric…

A:

Q: The percent yield for a given reaction is 75%. If the theoretical amount is predicted to be 3.58g,…

A: Percent yield of the reaction is equal to the ratio of actual yield and theoretical yield multiplied…

Q: Elemental phosphorus occurs as tetratomic molecules, P4. What mass of chlorine gas is needed to…

A: The reaction of P4 and Cl2 is

Q: Ammonia (NH3) is an important compound since it is used in large amounts for the manufacture of…

A: Given that, no. of moles of nitrogen = 0.12molno. of moles of hydrogen = 1.2mol30% of nitrogen…

Q: Consider a reaction between 1.27 g of solid manganese and 4.84 g of gaseous oxygen to produce solid…

A: The balanced reaction is, 3 Mn + 2 O2 →Mn3O4

Q: If 45 grams of N2 are actually determined from a reaction, what is the percent yield if the…

A: Percent yield is defined as the percentage ratio of the actual yield to the theoretical yield…

Q: The theoretical yield of a reaction is 75.0 grams of product and the actual yield is 42.0 g. what is…

A: Given as The theoretical yield of a reaction is 75.0 gram and actual yield is 42.0 g % yield has to…

Q: Silicon nitride (Si3N4) is made by combining Si and nitrogen gas at a high temperature. How much (in…

A: Answer is explained below.

Q: The following reaction is used to produce magnesium oxide: 2Mg (s) + O2  →  2MgO…

A: Reaction  2Mg(s) + O2(g) ——>  2MgO(s) 24.3g         32.0g nMg = mass/molar mass(Mg)…

Q: Ammonia gas can be prepared by the following reaction: CaO(s) +2 NH,Cl(s) → 2 NH3 (g) + H, 0(g) +…

A: Given data :  Given mass of CaO = 184 g  Given mass of NH4Cl = 368 g  Theoretical yield of NH3= 112…

Q: Elemental phosphorus occurs as tetratomic molecules, P₄.What mass of chlorine gas is needed to react…

A: Given data, The weight of the phosphorus is 455 g. Then, we have to calculate the mass of chlorine.…

Q: The industrial production of ammonia (NH3) involves reacting nitrogen gas with hydrogen gas. If 18.2…

A:

Q: Consider the reaction Al (s) -3 F, (g) -→ 2 AIF, (s) If 85.43 g of aluminum reacts with 85.43 g of…

A:

Q: Calculate the percent yield of a reaction if the theoretical yield of the reaction is 1.43 moles,…

A: ans: 80.41% % yield = Actual yield /theoretical yield x 100 given theoretical yield=1.43 moles…

Q: What is the theoretical yield of boron when 2350g of boric oxide is reacted with 3580g of magnesium?…

A: Step : 1             What is the theoretical yield of boron ?

Q: When gaseous nitrogen and gaseous hydrogen are reacted at high temperatures in the presence of a…

A: Given Reaction (at high Temperature and in presence of Catalyst) is,  N2(g) + 3H2(g) -------> 2…

Q: Consider the reaction of solid P₄ and chlorine gas to form gaseous phosphorus trichloride. The…

A: Percent yield of any reaction is given in terms of product as

Q: If the theoretical yield of a reaction is 23.6  g  and the actual yield is 17.4  g  , what is the…

A: • The values provided in the question are:-       i) Theoretical yield of a reaction, T = 23.6 g…

Q: If 226.1 g of tin(II) chloride was the actual amount obtained in a reaction for which the…

A:

Q: In a certain reaction between CO and Fe3O4, the theoretical yield of Fe is calculated to be 47.2g.…

A: The percent yield is unique way that gets utilized in depicting the reactant’s quantity that…

Q: Balance the chemical equation for the important industrial process: C2H4 + O2 + HCl → C2H4Cl2 + H2O.…

A: A balanced chemical equation is an equation which contains same elements in same number on both the…

Q: percent yield

A: Formula :-  Percent yield = (actual yield/theoritical yield) × 100%

Q: If the initial mixture of reactants for CO(g) + 2H2(g) → CH3OH(g) contains 4.00 moles of CO and 4.00…

A: Since from the above reaction we can say that  1 mole of CO will need 2 moles of H2 to react…

Q: When nitrogen gas reacts with oxygen gas to make nitrogen monoxide, how many grams for O2 are…

A: The given data: The mass of NO = 140.625 g To determine = The mass of O2 required

Q: If 5.3 g of hydrogen gas is reacted with 12.6 g of oxygen gas to produce water, which reactant is…

A: Given, mass of hydrogen = 5.3 g mass of oxygen = 12.6 g

Q: consider the following balanced equation 15O2(g)+2C6H5COOH(aq) ___ 14CO2(g)+6H2O(I) if 11.6…

A: The given reaction is,                  15 O2(g) + 2 C6H5COOH(aq)  ----> 14 CO2(g) + 6 H2O(I) We…

Q: When 65.0 g of benzene (C,H6) burns in oxygen to give 32.9 g carbon dioxide and water are formed, if…

A: Given :-  Mass of C6H6 = 65.0 g  Mass of CO2 = 32.9 g  Theoritical yield = 35.5 g  To be calculated…

Q: In the combustion of methane, how many moles of O, are required if 6.75 mol of CH, is to be…

A: Complete combustion of methane produce CO2 and H2O  CH4 + 2O2 ---------- > CO2 + 2H2O

Q: If the theoretical yield for a reaction is 100.0 g of a product, and the amount collected when the…

A: Percent yield is defined as measurement in quantity of moles of product formed in chemical reaction…

Q: What is the percent yield of a reaction in which 214 g phosphorus trichloride reacts with excess…

A:

Stoichiometry

Stoichiometry is a chemical division that evaluates the quantitative content of the chemical process with the help of the reacting molecules or products taking part in the reaction. The term “stoicheion” in “Stoichiometry”, is an old Greek term for "element" whereas “metron” means "measure".