Question 4 of 4 4. Match each term to the best description. Dietary 1,000 calories Kilocalorie Calorie A unit of energy calorie (cal) Energy released from food (also called kilocalories)

Q: Write a balanced chemical equation for the standard formation reaction of gaseous hydrogen bromide

A: In standard way, gaseous hydrogen bromide is formed by reaction of hydrogen gas and bromine.

Q: and the reactants are 5. In a chemical equation, the products are always on the always on the of the…

A: The arrow is projecting towards the products is called the yield sign. For example,Reactants →…

Q: What are the 8 chemical reactions?

A: Any chemical change is described by the chemical reaction. It involves the conversion of the…

Q: What is the net reaction?

A: This problem is based on Hess's law (Thermochemistry)

Q: 6. Balanced Chemical Equation Reaction Type:_ At completion of reactions: Grams of copper(II)…

A: This is already a balanced reaction-  CuSO4·5H2O ➝ CuSO4 + 5H2O Decomposition reactions are…

Q: What will happen to the amount of solid magnesium hydroxide and its dissolved/dissociated ions when…

A: It is a double displacement reaction. In this reaction two compound reacts. Cation and anion of each…

Q: a decomposition reaction?

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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: All changes sav When copper metal is added to silver nitrate in solution, silver metal and copper…

A: We can determine the mass of the silver produced from the balanced equation. The balanced equation…

Q: What happens when a chemical is reduced during a reaction?

A: when a chemical reduce during a reaction it gains electron. in the terms of oxidation number , its…

Q: When concentrated acid is added to water the solution becomes warm. The dissolution process…

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Q: differentiate between exothermic and endothermic reactions

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Q: post one chemical reactions that is considered an exothermic reaction and one that is considered as…

A: Exothermic reaction is the reaction that liberates energy in the form of heat. Those reactions which…

Q: Procedure: Take time to observe as you cook rice. You can observe in whatever mode of cooking: Rice…

A: (1) Liquefied petroleum gas mode or gasul mode that is used in gas stoves to supply energy to cook…

Q: For complete combustion of methane, CH, with 100% air, find the mass of oxidizer

A: Oxidizer is also known as oxidizing agent, it have tendency to oxidized other compound and reduced…

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: dissolving reaction for iron(II) bromide and pictures of the hydration shells for each of the ions

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Q: Where does the equilibrium shift when temperature is decreased? (an image is attached)   to the…

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Q: How are formation and dissociation constants related? inverses of each other the product of them…

A: Interpretation :  We have to explain what is formation and dissociation constant.

Q: 10.A teaspoon of dry coffee crystals dissolves when mixed in a coup of hot water. This process…

A: The answer to the following question is-

Q: 2.568 g of a Strontium chloride was dissolved in 150.0 mL of water.  The initial temperature of the…

A: The chemical reaction between water and strontium chloride is shown below.

Q: The change of liquid water to ice is known as Group of answer choices chemical change oxidative…

A: There are two types of chages that can occur in all natural process. These are chemical change and…

Q: If there is a double displacement between calcium carbonate and hydrogen chloride to yield calcium…

A: We have to give the balanced equation for the reaction

Q: A particular reaction was performed in a test tube. The student observed that the sides of the test…

A: We have to predict correct the reason for cooling of test tube.

Q: How does energy affect the direction and extent of a reaction?

A: For an exothermic reaction- Energy is released from the system to the surrounding in the form of…

Q: If the dissolution of a salt in water is an endothermic reaction, how will the temperature of the…

A: Endothermic reactions are chemical reactions in which the reactants absorb heat energy from the…

Q: Decomposition of aluminum oxide

A: Given: Aluminium oxide  To find : Decomposition of Aluminium oxide  Solution: Decomposition reaction…

Q: Magnesium metal and iron (1I) nitrate undergo a single replacement reaction. Calcium reacts with…

A: in displacement reaction one which is more reactive element is displaced other element in reaction.

Q: When calclum chlonde solution is added to sodium carbonate solution in a beaker, the mixture quickly…

A: The given reaction is : CaCl2 (aq) + Na2CO3 (aq) -----------> 2NaCl (aq) + CaCO3 (s)  Full ionic…

Q: A nonconservative force: Always takes energy from a system Always adds energy to a system may add or…

A: A conservative force is a force that deals with total work done in moving a particle between two…

Q: Which is the correct statement on the characteristics of an exothermic reaction? Select one: a.…

A: There are two types of reactions  1. Exothermic  2. Endothermic

Q: imagine that a 2.0 m colution of copper 2 chloride is added to a piece of aluminum.  draw a…

A: Interpretation- We have to draw a particular representation of the mixture after any reaction has…

Q: Propose a metal for determining the specific heat for a metal like sodium which reacts violently…

A: Method for determining the specific heat for a metal like sodium which reacts violently with water:…

Q: Certain chemical reactions are endothermic while others are exothermic. In each of the following…

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Q: 1. If heat is observed as products were formed means that the reaction is ___. a. endothermic b.…

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

Q: CH, CH,CI AICI,

A:

Q: Determine if the temperature will increase, decrease, or remain the same for each of the following…

A: In an exothermic reaction, heat is released to the surrounding from the system. In an endothermic…

Q: If the system is exothermic, what is the favorable direction of the reaction if heat is added to…

A: Le-chatlier's Principle-  If a system in equilibrium is subjected to a change of concentration,…

Q: Define heat of reaction?

A: The heat of reaction, the amount of heat that must be added or removed during a chemical reaction in…

Q: Galvanic cell converts: Select one: a. Electrical energy into chemical energy b. A metal from its…

A: Galvanic cells ,also known as voltaic cells ,are electrochemical cells in which spontaneous…

Q: Which change will NOT result in an increase in the amount of Cl2(g)? 4 HCl(g)  +  O2(g)  ↽−−⇀   2…

A: 4 HCl(g) + O2(g) ↽−−⇀ 2 Cl2(g) + 2 H2O(g) ΔH = -113 kJ

Q: True or False. Refer to the illustration showing kinetic energy distributions in reactant molecules.…

A: The kinetic energy of the reactant molecules distributed in a wide range. The given graph represents…

Q: Give one chemical reaction that is considered an exothermic reaction and another one that is…

A: Importance of this exothermic reaction: 1. Very important greenhouse gas to trap heat in the earth's…

Q: Define Exothermic and Endothermic reaction

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

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?

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Q: Classify each of the following reactions as a combination, decomposition, single replacement, double…

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Q: Balance Moleculare Equations using appropriate state symbols and complete the ionic equation…

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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…