When magnesium chloride is added to water, the white solid seems to disappear and the temperature increases. Using your understanding of energy, interactions, and entropy, explain what the sign of the following quantities must be? ΔΗ AS AG

Q: Where does the strongest IMF occur in liquid ethanol?

A: Ethanol molecule contains -OH group which have O-H bond and it take part in hydrogen bonding with…

Q: There is a correct formatting style that should be used when presenting units. Look at the values…

A:

Q: Calculate degrees of unsaturation and draw two structure for each of the following. C6H120 (one with…

A: In this question, we will calculate the degree of unsaturation and draw two structure for one an…

Q: Identifying isomers Here is the chemical structure of 1-chloro-2-methylpropane: HH H H-C -C-C 世 H H…

A:

Q: Which of the ionic compounds in this experiment would be good for making purple fireworks? O…

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

Q: 1.) Note from the 'Introduction' that the freezing-point-depression constant, Kfp, for any solvent…

A:

Q: A chemical engineer is studying the two reactions shown in the table below. In each case, he fills a…

A: If for a reaction ∆G= -ve => forward rxn is spontaneous ∆G= +ve => reverse rxn is spontaneous…

Q: If the molality of CH₂Cl₂ is 1.56 m, what is the boiling point in °C of the solution? (Kb for CHCl3…

A: From the given data  We have to find the boiling point of the solution  Which is given by  delta Tb…

Q: what kind of a substance is  Hexa-peri-hexabenzocoronene? element, hetergenous mixture, homogenous…

A: Hexa-peri-hexabenzocoronene is an aromatic hydrocarbon in which coronene is at centere and six…

Q: The mass of a gallon of water in pounds is 8.34 lbs, what is the mass in grams of the gallon of…

A: Answer: This question is based om conversion of units where value of mass needs to converted from…

Q: 1. Using the slope formula, determine the slope of the line. Slope 45 40 Mass of Solute (g) 35 302…

A:

Q: 1H 3H 3 PPM 3H CSH 1002 3H

A: To solve this problem (1)find out site of unsaturation    Then arrange data as guven in spectrun and…

Q: Which of the following phase transitions are endothermic? Select all that apply, wrong choices will…

A: Exothermic reaction is a chemical reaction that releases energy in the form of heat, light, or…

Q: (Incorrect) Compound A and Compound B are binary compounds containing only elements X and Y.…

A:

Q: If air in a sealed flask at 25 degrees C has a pressure of 147.2 KPa, what is the value of the…

A: This question is related to Gas laws. There are mainly four gas laws- Boyle's Law Charle's Law…

Q: Change An exothermic chemical reaction between a solid and a liquid results in gaseous products. A…

A: Answer: Spontaneity of the reaction can be decided on the basis of the value of Gibbs free energy…

Q: Starch and cellulose are examples of polymerization in living systems. These polymers are made from…

A: This question is related to polymers. Polymerization is any process in which small molecules, called…

Q: Draw the complete reaction mechanism for soap formed in the lab from the triglycerides in vegetable…

A: Saponification: It is the process of hydrolysis of fats by reacting with alkali, thereby leading to…

Q: For some metal oxide, the percent ionic bonding is 66.8%. What is the chemical formula for this…

A: Introduction to Ionic Bonding  Ionic bond formed when an electron is transferred from one atom to…

Q: Balance the following redox reactions using the half-reaction method. Mg+Al+3Mg¹2 + Al H₂O2+…

A: Oxidation-Reduction One reactant is simultaneously oxidized and reduced in a reaction, also known as…

Q: Which of the following describes a double replacement, neutralization reaction? D NaOH (aq) + HCI…

A: When two or more compounds reacts to form two or more new compounds by mutual exchange of atom or…

Q: The rate of the elementary reaction O₂+ H₂ → OH + OH has been studied as a function of temperature…

A: The integrated form of the Arrhenius equation is lnk=-EaR1T+lnAEa = activation energyA is the…

Q: Question 1 What is the IUPAC name for the following molecule? fr OH

A: IUPAC nomenclature is used for naming the organic compound as recommended by international union of…

Q: Pick the single-step reaction that, according to collision theory, has the smallest orientation…

A: We are given reactions in which we need to find which has the smallest orientation factor. The…

Q: For the following reaction, 5.64 grams of potassium hydroxide are mixed with excess phosphoric acid.…

A:

Q: What is the mass in milligrams of the solute in 356 mL of a solution that contains 2.96 ppm of…

A:

Q: Consider the following reaction:   Cl2O (g) + CO (g) → Cl2 (g) + CO2 (g)   Initial rate of the…

A: Calculation of order of reaction: Let the order of the reaction with respect to CO is α. The rate…

Q: What is the number of atoms having the sp2 hybridization state in the following ascorbic molecule…

A: Hybridization: The atomic orbitals that have comparable energy and different shape are mixed to give…

Q: Describe the separation of each of the following mixtures : a). A mixture of acetone (a volatile…

A: Solutions- Separation of the organic mixtures.

Q: Based on Figure 2.13, which element has the lowest ionization energy? Does this agree with a Google…

A: Given that, a curve of ionisation energy and the electron gain enthalpy. Figure 2.13 We have to…

Q: Calculate the formal charge on the indicated atom in the structure below. Assume all lone pairs have…

A:

Q: H CHỊ CHỦ The IUPAC name for the condensed structural diagram shown above is Select one: O…

A:

Q: 4. H3C H3C 5. CH3 CH3

A: IUPAC nomenclature: In IUPAC nomenclature  a molecule's longest chain of carbons is taken as parent…

Q: The reaction A + 2B + C → Products has a rate law of Rate = k[A]²[B]. By what factor would the…

A:

Q: 1d) What are the expected NMR and IR for the following compound?

A: For all the types of different bonds there will be different signal in IR spectrum.  Similarly for…

Q: A chemical engineer is studying the two reactions shown in the table below. In each case, he fills a…

A: Recall the given reactions,                                     2 CH3OH g + 3 O2 g  → 2 CO2 g + 4…

Q: 4. Arrange the following compounds according to increase in the strength of the intermolecular…

A:

Q: Ammonium perchlorate (NH₂CIO) is a powerful solid rocket fuel, used in the Space Shuttle boosters.…

A: The given information as follows:    The moles of chlorine produced = ? The given moles of ammonium…

Q: Name the hybridization and draw the hybridized electron energy diagram for each non- hydrogen atom.

A:

Q: What is the half-life for a particular reaction if the rate law is rate= (881 M-¹*min-¹) [A]² and…

A:

Q: In the systematic identification of an unknown organic compound, the preparation of a derivative is…

A: In systematic identification of a given unknown organic compound, after applying various tests for…

Q: Draw the organic product(s) you would expect from the following reaction. + Br₂ (1 mole) CH₂Cl₂…

A: In this reaction, two type of addition products are formed one is 1,2-addition product and another…

Q: Rank the compounds below in order of increasing surface tension at a given temperature. (Lowest…

A: The surface tension of a liquid is determined by the attractive forces between its molecules.

Q: When carbon is burned in air, it reacts with oxygen to form carbon dioxide. When 16.8 g of carbon…

A: Given : data

Q: Acetylene (C₂H₂) gas is often used in welding torches because of the very high heat produced when it…

A:

Q: Part C Consider the reaction 5Br (aq) + BrO (aq) + 6H+ (aq) →3Br2 (aq) + 3H₂O(1) The average rate of…

A: Given : data

Q: 1c) What are the expected NMR and IR for the following compound? O₂N.

A: Given that, a structure of a compound is We have to predict its NMR and IR peaks.

Q: Answer the following question pertaining to the reaction of maleic anhydride and 1,3- butadiene:  -…

A: Please find your solution below : Conformational isomerism is a type of stereoisomerism in which the…

Q: 8. Using the curved arrows to guide your reasoning, show the products for the following species.…

A: The tail of the curved arrow shows the origin of electron migration and the head of the curved arrow…

Q: 1g) What will be the product of the following reaction? Br + (HO)₂B- Pd(OAc)₂ Degassed H₂O/Acetone

A: