PLEASE help me What is an exothermic Reaction? What is an endothermic reaction?

Q: What is it called when the final temperature of your Solid and the water are equal? (Calorimetry)

A:

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: Explain Endothermic and exothermic reactions?

A: Reactions which absorbs energy during reaction are endothermic  .

Q: Fire is an example of X a. exothermic; entering b. exothermic; leaving c. endothermic; entering d.…

A: Exothermic reaction and endothermic reaction: Exothermic reaction : Exothermic reactions are…

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: Heat is evolved diving: (a) Endothermic Reaction(b) Displacement Reaction(c) Combustion Reaction(d)…

A: Before looking at the options, it is important to understand the types of reaction given here. (a)…

Q: We use melting ice and burning woods as Endothermic and exothermic examples. How can you explain and…

A: Water is a higher energy state, as the liquid can rotate and vibrate while solid ice can only…

Q: If the reactants energy is more than the products energy, reaction must be endothermic. Select one:…

A: Endothermic reaction- Endothermic reactions are chemical reaction in which the reactants absorb heat…

Q: a. balance the equation. b. Is this reaction exothermic or endothermic?

A: a. Balanced chemical equation: CH4  +   2O2  ------>   CO2  +   2H2O   +   890 kJ

Q: (Calorimetry)

A:

Q: Champagne is poured cold into cold glasses because it would go "flat" (dissolved CO2 bubbles come…

A: The question is based on dissolution of gas. it also involves the application of le- chatelier…

Q: Which diagrams are exothermic reactions?

A: The answer to the following question is -

Q: Which of the following reactions are endothermic, and which are exothermic?  a) N2 + 3H2 - 2NH3 +…

A:

Q: 1. An exothermic reaction is taking place in a test tube , what would you expect to feel when you…

A: An exothermic reaction is a type of chemical reaction in which energy is released into the…

Q: What do you call the type of chemical reaction in which heat is absorbed? Select one: a. Exothermic…

A: When the reaction mixture gives out heat to the surrounding then it is called as an exothermic…

Q: differentiate between exothermic and endothermic reactions

A:

Q: Reaction 3: N₂(g) + 20₂(g) Reaction 2 can be described as an [Select] [Select] reaction 2NO₂(g) ΔΗ =…

A:

Q: 3. In a chemical reaction, energy is lost in the form of heat A.True B. False

A: A chemical reaction is a process in which a substance(reactant) reacts with one or more substances…

Q: The diagram represents one type of chemical reaction. products reactants Direction of reaction •…

A: From the energy gap between reactant and product we can solve this question.

Q: 19. The reaction 4Al(s) + 302(g) → 2AI2O3(s) AH° = -3351 kJ is and therefore heat is by the…

A:

Q: Differentiate endothermic and exothermic reactions.

A: Endothermic Reactions are heat absorbing reactions while Exothermic Reactions are Heat Releasing…

Q: From the following reactions, determine the reactions that are exothermic. (i) F(g)+E¯→F"(g) (ii)…

A:

Q: Which phrase best describes exothermic reaction

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

Q: 3. A log burns in a fireplace, warming the room. Is this an exothermic or an endothermic reaction?…

A: When a log is burning in presence of oxygen, it evolves heat. Acid base reaction where one axid…

Q: e exothermic reactions:

A:

Q: For the following reaction, is the exothermic or endothermic, and does this reaction absorb or…

A:

Q: 4. The reaction: 4 Al (s) + 3 02 (g) → 2 Al203 (s) ; AH° = -3351 kJ Is and therefore heat is by the…

A:

Q: what happens to the energy absorbed during an endothermic reaction

A: Endothermic reactions are the reactions that absorb heat for a reaction to proceed in the forward…

Q: Is the reverse reaction exothermic or endothermic?

A: Potential Energy Versus Reaction pathway  is Given  Nature of Reverse reaction Endothermic Or…

Q: Explain the difference between an exothermic and an endothermic reaction?

A: An exothermic reaction has an overall negative enthalpy change and releases heat to its…

Q: What does one mean by exothermic and endothermic reactions? Give examples.

A: Exothermic recation is a process in which there is a release of energy from the reaction to the…

Q: Would a reaction between HCl and NH4OH have a endothermic or exothermic reaction ?

A:

Q: When someone is injured, responding medical personnel may use either hot packs or cold packs to…

A: Cold packs are made up of water and a solid compound usually ammonium nitrate and these both are…

Q: Base your answer(s) to the following question(s) on the potential energy diagram below, which…

A: The energy difference of the products and reactants is known as the energy change of a reaction.  If…

Q: Endothermic reactions should be cold to the touch. True or False

A: Answer :-  True    ---------------------------------------------------------------------

Q: On an endothermic potential energy diagram, what is true for all products? The products are at the…

A: The potential energy diagram is the representation of energy changes that occur during the progress…

Q: energy diagram graph representing an endothermic

A: Endothermic reactions are those reactions in which heat is absorbed.  Exothermic reactions are those…

Q: Which of the following changes is an exothermic chemical reaction? A combustion of methane B…

A: The energy difference between the products and reactants is known as the energy change of a…

Q: Describe an example of an exothermic reaction.

A: An exothermic reaction can be defined as the reaction that releases large amount of heat.

Q: Which one of the equations below is an exothermic reaction? A) CO2 (g) → C (s) + O2 (g) AH° = 394…

A: CaO(s) + H2O(l)  Ca(OH)2(aq) +∆H = -64 KJ/mol because, for exothermic reaction, sign of ∆H is always…

Q: Define Exothermic and Endothermic reaction

A: Given : Endothermic and exothermic reaction To find : Define = ?

Q: The potential energy diagram for a reaction starts at 380 kJ and ends at 100 kJ. What type of…

A: When reactions occur there are two possibilities that can occur: When the energy of the reactant is…

Q: Potential Energy Diagram Answer the questions using the graph. Is the reaction endothermic or…

A:

Q: Explain why an exothermic chemical reaction both requires and releases energy. Your answer should…

A: Exothermic reactions are those reactions which release energy in the surroundings due to the…

Q: What do you call the type of chemical reaction in which heat is absorbed?

A:

Q: What sort of reaction occurs when energy is released from a material and heat is produced?…

A: Given,  What sort of reaction occurs when energy is released from a material and heat is produced =…

Q: In your own words, differentiate between an endothermic and exothermic reaction in one complete…

A: In this question, we have to differentiate between an endothermic and exothermic reaction in one…

Q: Do each of the following statements describe an endothermic or exothermic reaction? a. ΔH is a…

A: Both exothermic and endothermic reactions involve transfer of energy. Furthermore, endothermic…