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Bạn đang xem: In the reaction alcl3 + na arrow nacl + al, did al change its
Q: A chemical reaction that has a negative AG is best described asa Exothermic.b Endergonic.c…
A: The change in Gibbs free energy, ΔG depends upon the change in enthalpy(ΔH) and entropy(ΔS).ΔGo =…
Q: which of the following are true regarding chemical equilibrium (choose all that are true) a.…
A: When the concentration of both reactant & product is the same in the chemical reaction, it is…
Q: Consider an electron transition from n = 3 to lớn the n = 2 energy level in a hydrogen atom resulting in…
A: The electrons of hydrogen atoms revolve around their nucleus. They occur as a set of electrons with…
Q: The following equation, which represents the oxidative breakdown of glucose by body toàn thân cells, is a…
A: Cellular respiration is a mechanism in which an organism mixes dietary carbohydrates (glucose) with…
Q: Reactants A & B size product C. Draw a road maps and write a Plan to find the mass (g) of C when 25…
A: A balanced chemical reaction reveals quantitative information of the reactants and products based on…
Q: A chemical reaction that has a negative AG is best described asa Exothermicb Endergonicc…
A: A chemical reaction is the one in which one or more substrates react to form different products.
Q: An enzyme accelerates chemical reactions by all of the following, EXCEPT: a) Bringing reactants…
A: Enzymes are proteins that act as biocatalysts & are used in all types of enzymatic reactions to…
Q: For this question, use the following reaction và Kc value:2NH3 (9) * N2(9) + H2(9) Kc = 3.4 x 10-4…
A: The forward and reverse reactions have the same rate when a reaction is in equilibrium. The amounts…
Q: Which of the following statements correctly describes anychemical reaction that has reached…
A: A chemical reaction is a process that leads lớn the chemical transformation of one set of chemical…
Q: You are studying the effect of different drinks on tooth enamel. In your experiment you place pieces…
A: Different types of drinks are chosen for the experiment. Time is recorded for each drink khổng lồ dissolve…
Q: The rate of removal of alcohol from the bloodstream stays the same, regardless of the concentration…
A: Blood is the circulatory fluid of the body. Blood consists of plasma và formed elements. The plasma…
Q: A metal ion with a 2+ charge has 23electrons & forms a compound with ahalogen ion that contains…
A: As we know that atomic mass is the addition of proton and neutrons present in the nucleus, whereas…
Q: reducing chemical reaction ________. a.removes a hydrogen atom from the substrate b.adds…
A: A reducing chemical reaction is adding an electron lớn the substrate
Q: Which statement is true regarding the function of a catalyst in a chemical reaction? a) A catalyst…
A: A và B are both the correct statements about catalysts
Q: Answer the following questions correctly choose the correct answer.1._________dictates the maximum…
A: 1. Limiting reagent is the reactant that gets utilized first during a chemical reaction. It limits…
Q: From the point of view of the molecules involved, which of the following reactions illustrates an…
A: Entropy is basically an act of arbitrariness và absence of hierarchy of the system .Entropy can…
Q: If a chemical reaction is spontaneous, the total entropy of the chemical systems and its…
A: Entropy is the measurement of the randomness of a system. Higher is the disorder in a system, higher…
Q: Examine this chemical equation below. The reactant(s)(aka substrates) are:6 CO2 + 6 H2O--->…
A: Photosynthesis is a process in which the photosynthetic organisms like plants and some bacteria use…
Q: Why does sodium chloride dissolve well in water?Select one:a. The ionic bonds break because…
A: Sodium chloride is known as common salt commonly. It is an ion-molecule composed of sodium and…
Q: Give the number of valance và core electrons for each. Valence electrons are from the group number.…
A: Valence electrons are the one that occupies the outermost shell or highest energy màn chơi of an atom…
Q: Consider a solution which is 0.10 M in CH3COOH & 0.20 M in NaCH3COO.Which of the following…
A: Option (E) is true.
Q: Why is it important lớn select a good stationary phase? a) khổng lồ retain the desired molecules and…
A: Chromatography is a separation technique often used lớn separate and purify molecules such as…
Q: A chemical reaction has a Q10 of 3. Which rates characterize this reaction?a A rate of 9 at…
A: The rate of a chemical reaction is dependant on various factors such as temperature. The reaction…
Q: Which statement best explains why alcohols have a higher boiling point thanAlcohols have weaker…
A: Alcohols are polar molecules và alkanes are non-polar molecules. Alcohols and alkanes both are…
Q: Would you expect the products of an endergonic reaction lớn be more stable than the reactants?a.…
A: A reaction in which the energy is absorbed, is known as an Endergonic reaction. In this type of…
Q: How will each change affect the reaction? HNO2(aq)⇌H^+(aq)+NO2^-(aq) a.) Decreasing volume b.)…
A: IntroductionAccording khổng lồ Le Chatelier's principle, if a reaction at equilibrium is stressed, the…
Q: What is activation energy?a. The thermal energy associated with random movements of molecules…
A: Activation energy is the energy required to activate atoms during a reaction. Lower activation…
Q: In a spontaneous reaction:a. The products of the reaction have greater không tính phí energy than the…
A: The correct option is Cthe product of the reaction has less không tính phí energy than the reactants…
Q: In the following chemical reaction, which compounds are the products?Carbon dioxide + Water → Sugar…
A: For any reaction khổng lồ get complete substrate is required. The resultant is called as product.
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Q: Examine the chemical equation below, and label each reactant & product. (which is a reactant and…
A: The substance which “participates in a chemical reaction” is called reactant. This reactant may be a…
Q: Ethylene (C2H4) reacts with molecular hydrogen according to the equation below.C2H4 (g) + H2 (g) -…
A: Hydrocarbons are organic molecules that are made up of carbon and hydrogens. The hydrocarbons can be…
Q: A slice of pizza has 500 kcal. If we could burn the pizza và useall the heat lớn warm a 50-L…
A: Specific heat is a physical property of substance. It is the amount of heat needed per unit mass to…
Q: A slice of pizza has 500 kcal. If we could burn the pizza & useall the heat khổng lồ warm a 50-L…
A: Specific heat is a physical property of substance. It is the amount of heat needed per unit mass to…
Q: Which one of the following substances would you expect to lớn be most soluble in water?A) ButanolB)…
A: solubility in water depends on various factors one of which is the hydrogen bonding formed by the…
Q: Which of the following reactions would decrease the entropy within a cell? A) anabolic reaction…
A: Entropy is nothing but energy decrease in entropy means usage of energy, increase in entropy means…
Q: a. Refer to lớn the reaction below & provide A,B,C and D. b. What type of reaction is taking place…
A: Substance A IUPAC name of Substance A is 3-amino-4-oxo,butanoic acid Enzyme B: This enzyme here…
Q: Which of the following does NOT involve non-covalent interactions?a.Interaction between salt and…
A: Atoms are the basic constituents of all matter. When atoms join with other atoms, molecules are…
Q: Concerning antioxidants, which one of the following statements is true?a. Không lấy phí radicals, reduce…
A: A không lấy phí radical is characterized as a molecule that contains at least one unpaired electron and is…
Q: In the Chemical Changes experiment (E3) on copper, which of the steps can be omitted if our goal is…
A: The cycle of copper reactions basically a cyclic chain of multiple reactions involving copper, as…
Q: A) O The complete breakdown of glucose khổng lồ CO2 và water.B) OA molecule moving down its…
A: Reactions with a negative ∆G release energy, which means that they can proceed without an energy…
Q: Examine this chemical equation below. The reactant(s)(aka substrates), are:6 CO2 + 6 H2O -->…
A: The given reaction is a reaction of photosynthesis. In an enzyme-catalyzed reaction, the term…
Q: For the chemical reaction that results in the formation of a peptide bond between two amino acids, Δ…
A: Delta G value of the reaction is given.Delta G = +4lcal/mol , which shows that the value for the…
Q: The atomic mass of an element can be used lớn determineA) the chemical properties of the element…
A: Atoms consist of three basic particles: protons, electrons, & neutrons. The nucleus (center) of…
Q: Which equation represents a chemical reaction that obeys the law of conservation of matter?O…
A: Mass cannot be produced nor be destroyed, it can be convertedSo the reaction in which equal number…
Q: The particles resist collision due khổng lồ the high zeta potential in a suspension containing negatively…
A: IntroductionZeta potential measures the degree of repulsion between the charged particles. High…
Q: What happens in a dehydration reactionSelect one:a.Double bond is converted lớn single bondb.…
A: Chemical reactions are irreversible reactions that lead to the conversion of one or more reactants…
Q: The reactions in which single-carbon atoms are transferred from one molecule to another are referred…
A: Homeostasis is the ability to maintain a constant internal environment in response to lớn different…
Q: Define the following terms: a. Velocity b. Kinetics c. Half-life d. First-order reactions e.…
A: Chemical reactions, a process in which one or more substances, the reactants are converted to lớn one or…
Q: What are the components of a triglyceride molecule?A. One glycerol and oneC. One glycerol and two…
A: The components of a triglyceride molecule are:Correct option: D. One glycerol và three fatty acids
Q: When lead acts as a poison, it can vày so either by replacing another ion (such as zinc) in the…
A: Click khổng lồ see the answer
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