in the same box. Most H2O Answer Bank H3O+ K+ ОН NO3 KNO3

Q: A galvanic cell is pow red by the following redox 3 Fe3+ *(aq) + Cr(OH)3(s) + 5 OH (aq) 3 Fe²+ (aq)…

A: Given that, a galvanic cell is powered by the following redox reaction: 3Fe3+aq + CrOH3s + 5OH-aq…

Q: What mass of precipitate (in g) is formed when 20.5 mL of 0.700 M Zn(NO:)2 reacts with 17.5 mL of…

A:

Q: The toxicity of DDT (C14H9CI5) led to a ban on its use in the United States in 1972. Determinations…

A: Molecular formula of DDT - C14H9Cl5 Molecular Mass of DDT - 354.49 g/mol Number of moles = mass of…

Q: Given the following reactions: Rxn Reaction AG° (kJ) #: 1) N2 (g) + 3 H2 (g) → 2 NH3 (g) -32.0 2) N2…

A: Given   Reaction ∆G°( k J ) Reaction 1 N2(g)   + 3H2(g)    →    2 NH3(g) -32.0 Reaction 2…

Q: • How many orbitals does each atom have? • Does that match the number of orbitals in its valence…

A: When the shape and geometry of any molecule are needed to be determined, but it becomes difficult to…

Q: b. Identify the unknown compound from the 3 possible choices in the table below. The physical…

A: The unknown compound is acetic acid.

Q: g. Chromous hypochlorite h. Strontium phosphate i. sodium sulfate

A: Since you have posted a question with multiple subparts, we can answer only first three subparts.…

Q: I Review I Constants I Periodic Table Using mass measurements, early chemists were able to determine…

A: Part A Given: volume of water = 2 kg i.e mass of water = 2 kg = 2000 g

Q: Q10. A runner runs 4875 ft in 6.85 minutes. What is the runner's average speed in miles per hour?…

A: 10) Given, Distance a runner runs = 4875 ft  Time taken = 6.85 min Runners average speed = ? mi/hr…

Q: One of the buffers that contributes to pH stability in human blood is carbonic acid (H2CO3).…

A: If the pH of the blood increases the buffer will act in such a way that reduces the pH. It is the…

Q: Please answer 6 Part A and B

A: Following are the appropriate answers of the given questions.

Q: Complete the balanced chemical equation for the following reaction between a weak base and a strong…

A: NaC2H3O2  is a weak base, and its name is sodium acetate. HNO3  is a strong acid and its name is…

Q: A new element was found to have an 8p4 level in its electronic configuration. What can be said about…

A: Yes, the answer is correct. When an element has unpaired electron in its configuration then it shows…

Q: Change for the following reaction is -121 kJ. Using E nergies, estimate the C-H bond energy in…

A: The given data: The enthalpy for the given reaction= -121 kJ To determine = The bond energy of C-H…

Q: 3. a. Given the lewis dot structure below add in the missing lone pair electrons to the drawing.…

A:

Q: As a result of being exposed to the radiation released during the Chernobyl nuclear accident, the…

A: Given,The dose of iodine-131 in a person's body = 7.8 mCiThe half-life of iodine-131 = 8.1…

Q: I got an answer of 138kJ but it was wrong, please help

A: ∆Hreaction = (energy needed to break the bond)- (energy released upon bond formation) Also we can…

Q: The Michaelis-Menten equation is an expression of the relationship between the initial velocity vo…

A:

Q: 1) KOH and NaOH are dissolved in water to form a 2.48 molar solution. If 42.9 g of NaOH are used and…

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

Q: For the calculating change in pH question, some of the volumes of acid required were very very…

A: As no equipment is available so measure and transfer very small volume of acid. So we need to use…

Q: What is the conjugate base of each of the folowing acids: HCIO4 a. b. H2S HCO3 C. 3. What is the…

A: We know that  Acid + Base ------> Conjugate base + conjugate Acid Conjugate Acid : conjugate Acid…

Q: For the following reaction, 5.18 grams of chlorine gas are mixed with excess iron. The reaction…

A: In the first reaction, limiting reagent chlorine will give the theoretical yield of ferric chloride…

Q: 4. How many electrons does sulfur have in the 3p orbital? a. 4 b. 5 C. 6 5. Which of the following…

A: Note: Since you have posted a question with multiple sub-parts, we will solve the first three…

Q: Arrange the values according to magnitude. Greatest     Least Answer Bank 7.1×10−6 3.3×10−2 52000…

A: 7.1 * 10-6 = 0.0000071, 3.3 * 10-2 = 0.033, 52000,  9.0 * 10-6 = 0.0000090,  2.2 * 105 = 220000

Q: The following data were obtained for the following reaction at 25°C. What are the rate-law…

A:

Q: 1. Which of the following graphs represents the variation of the concentration of a particular…

A: We have to answer the given Multiple Choice Questions 1, 2 and 3.

Q: Rank the elements or compounds in the table below in decreasing order of their boiling points. That…

A:

Q: Write the balanced molecular chemical equation for the reaction in aqueous solution for ammonium…

A: Given reactants:Ammonium Sulfate- Iron(II) Chloride- To determine:The balanced molecular equation…

Q: A colored flame is observed when a wire loop with a small sample of a solution containing a metal…

A:

Q: Draw the possible products of this epoxide ring-opening reaction. Use a dash or wedge bond to…

A: The objective of this reaction is to draw the product for the given reactants.

Q: Please answer all 8 blanks please!

A: Enzymes are basically proteins. These are substances that acts as a catalyst in living organisms,…

Q: hydrocyanic acid = HCN acetic acid CH3COOH is a stronger acid than HCN = CH3COOH (1) Write the net…

A: BOTH THE QUESTIONS ARE DIFFERENT,AND ACCORDING TO ANSWERING GUIDELINES I WILL ANSWER ONLY THE FIRST…

Q: Largest radius

A: Given ions are : K+,Ca2+,P3-,S2-,Cl-

Q: answer question 2 & 3. NOTE: question 1 is already answered in the image provided below

A: Absolutely, you've provided the balanced chemical reactions for:(a) Balanced reduction…

Q: QUESTION 3: Show your solutions for all questions below: 3a. Which mass is greater? 34.0 g of…

A:

Q: The following data was collected when a reaction was performed experimentally in the laboratory.…

A: The chemical reaction can be expressed as follows: Reaction: Al(NO3)3 + 3NaCl → AlCl3 + 3NaNO3…

Q: I Figue 1-1 4 P sp² 777 工 NEC, 工 Ⓡ •C 3 sp千千千千 H 2 TIC 吓人 以下 p44 sp44 C 3 E H IV 又 不让我下

A: Number of valence electrons of C = 4Number of valence electrons of N = 5Number of valence electrons…

Q: Please answer parts i and j

A: IUPAC names of the compounds i and j are as follows:

Q: 1. LiAlH4 2. Neutralizing work-up Select to Draw O Q NaCN, HCI Select to Draw

A: Wittig reaction: Alkyl halides react with triphenyl phosphine followed by reaction with a strong…

Q: See Figure 12-2. Compound [Select ] starting material by reaction with H₂O, H+. would be formed from…

A: Answer:Electrophilic addition reaction is a characteristic reaction of alkene where addition of new…

Q: 1. You measured out 1.4315g of oxalic acid dihydrate and dissolved it into a 100.00mL volumetric…

A: Concentration of oxalic acid can be measured in terms of molarity. It is equal to the number of…

Q: Consider the Stress-Shift-Equilibrium Arrow Diagram below, and answer the bullet questions. Stress:…

A: The given question uses the concept of Le-Chateleir's Principle: When a system at equilibrium is…

Q: The gas tank of a certain vehicle holds 22.9 gallons. How many pounds of carbon dioxide are produced…

A: 1 gallon = 3.75 litres