If energy flows into a chemical system and out of the surroundings, what is the sign of AEsystem? AEsystem 0 Ο ΔΕsystem 0 AEsystem 0

Q: Calculate the silver lon concentration in terms of pag during the titration of 70.00 ml of 0.07000 M…

A: The balanced net ionic equation for the titration is   Ag+ (aq) + Cl– (aq) ------> AgCl (s)

Q: What is the full equation (not the net ionic equation) for the chemical reaction of Fe(NO3)3 plus…

A: When lightly tinted Ferric nitrate, Fe(NO3)3 reacts with sodium thiocyanate, NaSCN, then soluble…

Q: Calculate the pH change that results when 15 mL of 2.0 M HCl is added to 560. mL of each of the…

A: The formula to calculate the pH is

Q: .0 6 7.5 1 Fuo 7.0 m Foo 6.5 1 F-600 6.0 5.5 5.0 4.5 s 4.0 f1 (ppm) 3.5 3.0 2.5 2.0 1.5 3 1.0 0.5

A: Wittig reaction converts aldehydes/ketones into olefins. The stereochemistry of the formed double…

Q: Calculate pFe²+ at each of the points in the titration of 25.00 mL of 0.02037 M Fe²+by 0.03675 M…

A:

Q: 7. Find the AHrxn for the reaction: 3C(s) + 4H₂(g) → C3H8(g) Use these reactions with known AH's:…

A: Hess's law states that the heat of the reaction is fixed and it is independent of the path of the…

Q: What alkenes are formed when each alcohol is dehydrated with TSOH? Label the major product when a…

A:

Q: Phosphoric acid has a formula of H3PO4 , and has a Ka1 of 7.5×10–3 , Ka2 of 6.2×10–8 , and Ka3 of…

A: Given  Phosphoric acid has a formula of H3PO4 , and has a Ka1 of 7.5×10–3, Ka2 of 6.2×10–8 , and Ka3…

Q: Using only the periodic table arrange the following elements in order of increasing atomic radius:…

A: The given elements are Selenium Sulfur Polonium Tellurium We have to arrange the given elements in…

Q: IDENTIFY THE FF. a. H₂O b. CCl4 c. BF3 BOND POLARITY MOLECULAR GEOMETRY POLARITY OF MOLECULE

A: To determine the geometry of the given compounds,  the electronic configuration of the central atom…

Q: See Figure 8-1. Match the reaction to its category. 1 2 3 4 5 [Choose ] [Choose ] [Choose ] [Choose…

A: There are various types of reactions occurs in organic chemistry such as addition reaction,…

Q: Figuie 8-2 т Н+ 1 А. ET с. ер H 30+ ли rxn prog гхи prog он 2 P. В. ET EI 4 H₂O: Inn гхи prog л ГХИ…

A: Proton transfer :- The process of a chemical reaction in which a species is protonated and other…

Q: 8. Indicate the relationship between each pair of molecules: enantiomers, diastereomers, or not…

A:

Q: The standard reaction free energy AG = 150. kJ for this reaction: 6C1₂(g) + 2Fe₂O3(s) 4 FeCl3(s) + 3…

A: ∆G is an extensive and additive thermodynamics properties. ∆G of reverse reaction is the -ve of ∆G…

Q: 3NO2(g) K=1.0 × 10-11 N₂O5(g) + NO(g) If a 4.00 L container initially holds 0.13 mol of NO2, how…

A:

Q: Can you give an explanation for your choice of stereo chemistry

A: Explanation for the choice of stereo chemistry.

Q: 5+ How many d electrons are in the valence shell of the Mn cation? How many unpaired electron spins?

A: Question about a cation Mn2+ We have to calculate the number of d electrons in valence shell of Mn2+…

Q: Calculate the partial pressure of nitrogen and oxygen in a mixture of 35.8 grams of nitrogen gas and…

A:

Q: X Incorrett. Did you calculate the molarity before setting up your ICE table? Did you use the…

A:

Q: For the following starting material with a halide leaving group, draw out the full array of…

A:

Q: (b) If the pH of water in a lake falls below a value of 5, fish often fail to reproduce. How much…

A: pH is a measure of acidity. pH = – log[H+] [H+]= 10–pH

Q: The dissolving of Borax (sodium tetraborate) occurs via the reaction below Na2B407 10H₂O(s) 2…

A: The question is based on the concept of solubility product principle.  It that states that when a…

Q: rewrite the question in your own words to clarify it, write a useful hint, or explain how you ran…

A: We know the molarity (M) is the commonly used concentration term for any solution. It is defined as…

Q: 3) Consider the reaction below: HO HBr HO Br

A: C=C bond react with HBr to produce less stable carbocation which rearranges to more stable…

Q: Name the given molecule using the IUPAC system - Separate numbers from numbers with commas -…

A:

Q: See Figure 8-6. Which of the following statement(s) is/are FALSE about this reaction? 00 The process…

A:

Q: Trial 1 2 3 2Li(s) + O2(g) [Li] (M) 1.50 3.00 3.00 What is the overall order for the reaction above?…

A: We have to find out the overall order for given reaction.

Q: Which of the following solute(s) would form an electrolytic solution in water? Explain your…

A: An electrolytic solution is a solution that conducts electricity due to the presence of ions that…

Q: Using the Henderson-hasselbalch equation, calculate the volume of 0.2 M acetic acid and 0.2 M Sodium…

A: Given that: pH = 4.5 pKa = 4.74 Concentration of CH3COOH = 0.2 M Concentration of CH3COO- = 0.2 M…

Q: Figure 8-2 shows a mechanistic scheme for an organic reaction. In Step 1, the nucleophile is [Select…

A: Nucleophile:- Substance which is electron rich species or contains loan pair and donate electron.…

Q: A 16.59 gram sample of chromium is heated in the presence of excess fluorine. A metal fluoride is…

A:

Q: How many moles are in 0.065g of NaOH. How many ions are in 0.75g of Na_(2)CO_(3).

A:

Q: 1) Identify the situations below: a) 200.0 mL of 0.10 M HClO2 is added to 100.0 Moles of Acid Strong…

A:

Q: Determine the setup and strategy you'd use to solve the following problem. Choose the best…

A: Given chemical reaction; 2SO2 + O2 --> 2SO3 Mass of SO2 given = 6.3 g Mass of SO3 synthesized =…

Q: Which of the following solid salts is more soluble in 1.0 M H O a. CaF2 O b. CaCl2 O C. KNO3 O d.…

A: The question is based On the concept of solubility. we need to identify the salts which are more…

Q: If the following data was produced, what order would you predict for the reaction? [A] In[A] 0.12…

A:

Q: According to the following reaction, how many moles of magnesium hydroxide will be formed upon the…

A:

Q: Be sure to answer all parts. Based on the data in the following table, what will be the value of k…

A:

Q: Complete the data table below:   n (moles) V (L) 0.100 1.223 0.200 2.445 0.300 3.668 0.400 4.891…

A: This question is based on mole concept.

Q: A solution consists of 35.00 g of Cuso, dissolved in 250.0 mL of water. The molar mass of Cu is…

A: Molarity (M) is defined as the number of moles of solute per liter of solution. molarity = moles of…

Q: The volume of water needed to dissolve 0.0651 grams of magnesium fluoride is ..... L. Assume no…

A: We need to find the volume of water needed to dissolve 0.0651g of MgF2

Q: 3) Consider reactions A and B at a particular temperature: Reaction A: NiO(s) + H2(g) Ni(s) + H₂O(g)…

A: Since, Equilibrium constant or Kp is the ratio of the equilibrium partial pressure of product over…

Q: A solution is prepared by mixing 30.0 mL of 0.0100 M Mg(NO3)2 and 25.0 mL of 0.100 M NaF. Calculate…

A:

Q: 1,3-pentadiene reacts with HBr. When the double bond at the 3-position reacts, the hydrogen attaches…

A:

Q: Write the complete electron configuration for the common monatomic ion formed by the element sulfur,…

A: Question is based on the concept of electronic configuration. we have to write the common electronic…

Q: The production capacity for acrylonitrile (C3H3N) in the United States is over 2 billion pounds per…

A: A limiting reagent is the species that is used up first in the chemical reaction. It decides the…

Q: IDENTIFY THE FF. BOND POLARITY AND d. SF6 e. SiF MOLECULAR GEOMETRY POLARITY OF MOLECULE

A: Two given molecules are SF6 SiF4 We have to answer the following questions about those two…

Q: 0.178 mole sample of solid NaX is dissolved in 275 mL of water in an insulated container at 23.7°C…

A: The question is based on the concept of specific heat capacity.  It is defined as the amount of heat…

Q: Assuming 100% dissociation, calculate the freezing point and boiling point (in °C) of a solution…

A: Mass of AgNO3=98.4 g Mass of water=1.00 kg Vant Hoff factor for AgNO3=2 Boiling point of…

Q: 0.5505 moles of sodium bicarbonate in grams.

A: Mole is defined as the amount of atoms that are in exactly 12 grams of carbon-12. One mole of a…