Is it correct to say that the smaller the moles of reactants the greater the heat of combustion in the reaction? Please give me a reference I could read related to this.

Q: if you spill some of the hydrochloric acids on the table during the reaction of hydrochloric acid…

A: The heat of neutralization: The amount of heat released by the reaction of one mole of an acid and…

Q: Which is an example of an endothermic reaction

A: Endomthermic reaction is  a type of chemical reaction in which heat or thermal energy is absorbed by…

Q: A student followed the procedure in this experiment, using 49.20 mL of 1.031 molar HCl and 50.50 mL…

A: Neutralization is the reaction that occurs between an acid and a base.  The enthalpy of…

Q: Consider the combustion of liquid C₅H₈ in oxygen gas to produce carbon dioxide gas and water vapor.…

A: Combustion is the reaction of a substance with oxygen. In the presence of oxygen, hydrocarbons…

Q: What happens if you add heat to an exothermic reaction?

A: An exothermic reaction generates heat. if we add more heat, its temperature increases. For an…

Q: Part N Which following statement(s) describes an endothermic reaction? 420 kJ of energy was consumed…

A: Endothermic reactions are those reactions that get completed by absorbing heat.

Q: When 0.297g of sodium metal is added to an excess of hydrochloric acid, 3090J of heat are produced.…

A: Given,The reaction:2 Na(s) + 2 HCl(g)  2 NaCl (aq) + H2 (g)mass of Na = 0.297 gproduced heat from…

Q: If 63.50 g of an unknown metal at 97.6 °C initially produced a resulting temperature of 39.5 °C when…

A: Since you have asked multiple questions, we will solve the first question for you. If you want any…

Q: How is the terms, concentration and dillution related: Represent and quantify chemical reactions at…

A:

Q: write a balanced chemical equation with accurate states) Liquid methanol (CH3OH) undergoes complete…

A:

Q: Ammonium chloride decomposes to form ammonia gas, hydrogen gas, and chlorine gas. This is an…

A: The reaction is endothermic, i.e., overall, the reaction absorbs energy.

Q: rder to insure that the reactions you will study go to completion (so that all of the heat released…

A: In order to insure that the reactions you will study go to completion (so that all of the heat…

Q: 4. Why is it important that an isolated system (the calorimeter) is used in the experiment?

A: This question belongs to Thermochemistry. We have to explain why there is a necessary of an isolated…

Q: What would happen to your results if you forgot to place the lid on the calorimeter

A: calorimeter uses an insulated lid, or insulated surroundings. In the CAL2K the polystyrene…

Q: Now consider the reaction when 45.0 g NaOH have been added. What amount of NaOH is this, and what…

A: The objective of the question is to determine the amount of NaOH in moles and the amount of FeCl3…

Q: the limiting reactant to determine ΔH = qrxn/mol of limitingreactant.

A: The objective of the question is to determine the change in enthalpy (ΔH) of a reaction per mole of…

Q: Calculate the mass of the reaction mixture in each reaction.  (To do this, first determine the total…

A: a) 100ml + 100ml = 200ml x 1.0g/ml = 200 gramsb) heat = mass x specific heat x delta temperature=…

Q: The enthalpy change in a reaction relates to: a) The difference between the kinetic energy of…

A: Enthalpy is the heat content of the system.

Q: Which of the following describes any heat flow that occurs in a well-sealed coffee cup calorimeter?…

A: In a well sealed coffee cup calorimeter, the energy gained or lost by the surroundings is equal to…

Q: The theoretical heat of solution of sodium nitrate, NaNO3, is 20.50 kJ/mol. When 1 mole of NaNO3 is…

A: When a reaction has negative enthalpy change, i.e , the reaction is exothermic reaction, and it…

Q: The excess reactant will determine the potential maximum amount of products formed in a reaction…

A: There are mainly two types of reactants are present in the reaction: Limiting reactant: The reactant…

Q: It said "You have calculated the amount of reactant which has been consumed, not the amount…

A: The half llif a reaction is the time taken by reactant to reduce the concentration to one half of…

Q: complete and balanced chemical equation

A: Given: In the reaction of nitrogen and hydrogen gases, ammonia and heat are generated.

Q: 2. For each of the following experimental errors clearly state if the error would increase,…

A: Specific heat : It is the quantity of heat required to raise the temperature of one gram of any…

Q: 3. What is the mass of 3.1 moles of zinc, Zn?

A:

Q: How can you tell if a reaction is endothermic or exothermic from an equation. Please list as many…

A:

Q: Which phrase best describes exothermic reaction

A: For any chemical reaction to occur there is a need for energy.

Q: When 13.99mL of HCl of unknown concentration (but less than that of the base) are reacted with…

A: Given : Concentration of NaOH = 3.172 M Volume of NaOH solution = 15.00 mL = 0.0150 L…

Q: Write and balance the equation for the complete combustion of acetylene, C,H,. Phase symbols and…

A: Acetylene undergoes combustion reaction with oxygen gas to produce carbon dioxide and water. The…

Q: A mass of 250 g of water is placed in a coffee cup calorimeter. The solution's temperature is…

A: Standard molar enthalpy change for the reaction is to be determined.

Q: Balance the following reaction and then answer the questions. _____P4O10 + _____H2O → ____H3PO4 +…

A: A balanced chemical reaction include equal number of atoms towards the reactant and product side.…

Q: NaHCO, (s) + heat Sodium Carbonate (s) + Water (g) + Carbon Dioxide (g) Balanced equation:

A: When sodium bicarbonate (NaHCO3) is heated, it produces sodium carbonate (Na2CO3), water molecule…

Q: Select the correct statement. A) In an exothermic reaction, the surroundings releases heat. B) If…

A:

Q: w can you consider heat as a reaction component?     Heat is always a product.     Heat is a…

A: Here we have to tell how heat can be considered as reaction component.

Q: Explain in detail the endothermic and exothermic chemical reactions. Describe each using energy…

A: Explained as follows

Q: In a combustion reaction, one of the reactants is always

A: Combustion reaction involves burning of substance.

Q: 3. How many kilojoules are given off when 17.8 mol of CH4(g) react? CH4(g) + 202(g) → CO₂(g) +…

A: Methane reacts with oxygen to form carbon dioxide and water. The equation for the balanced chemical…

Q: A certain chemical reaction releases 33.8/kJg of heat for each gram of reactant consumed. How can…

A:

Q: convert an energy of 526 cal to units of joules

A: The conversion of quantity from one unit to another unit is known as unit conversion. During the…