Give the formula and charge for each of the following: 14. ammonium 15. bisulfate 16. carbonate 17, chlorite 18. dichromate 19. hydrogen carbonate 20. hydrogen sulfite 21. hypochlorite 22. hydrogen phosphate 23. nitrite 24. perchlorate

Q: Report the pH to 2 decimal places. Your Answer: Answer

A:

Q: the record long jump is 349.5 in. Convert this to meters. there are 2.54 cm in an inch

A:

Q: Use the standard enthalpies of formation to determine the molar enthalpy of combustion for pentane.…

A: The standard enthalpy of combustion of a compound is the reaction of a compound in the presence of…

Q: The [OH-] of a solution is 8.3 x 10-3 M. What is the pH? Report the pH to 2 decimal places. Your…

A: Given, Concentration of OH- ion =  [OH-] = 8.3 × 10-3 M pH of the solution = ? The Formula used here…

Q: Q: Use the table of bond energies to find the AH for the reactions: CH3-CH2CH3 - CH3-CH=CH2 + H2

A: Bond energies:  H-H = 432 kJ/mol C-C = 348 kJ/mol C=C = 614 kJ/mol C-H = 413 kJ/mol

Q: A sample of water with a mass of 662.8 g undergoes a temperature change from 81.40°C to 18.91°C what…

A:

Q: Chemistry A sample of gas is contained in a tube under a mercury plug. V heat Incorrect ↑ A The gas…

A:

Q: Give a clear handwritten answer with explanation...describe about ammonium chloride give the reason…

A: The acidity or basicity of a salt is determined based on the formation of salt, if it is formed by…

Q: What is the hybridization of the central atom in a molecule with a trigonal-planar molecular…

A: Hybridisation            Geometry      sp                             linear      sp2…

Q: A____________________ AH corresponds to an O positive, exothermic O zero, endothermic O zero,…

A:

Q: Chemistry 1) A compound of formula C,H, contains no double or triple bonds. All carbon atoms are…

A: Given,  The Lewis structure of C3H8 is:

Q: One way the U.S. Environmental Protection Agency (EPA) tests for chloride contaminants in water is…

A: Here we are required to find the concentration of iron chloride present in the ground water sample

Q: Question 4 Ammonia burns in air as follows: NH3(g) + O2(g) → N2(g) + H₂O(g) (unbalanced) If x liters…

A:

Q: Answer the following questions based on the reaction below. At 213 K, the rate constant for this…

A:

Q: True or False Leaching of PbCl₂ is ensured when known solution of Group I cations stays hot.

A: Please see explanation.

Q: S. Alvanipour, Y. Gedeon, G. Zoorob, CC BY-NC-SA 4.0 B. Determination of unknown acid concentration…

A: We can solve this problem using the concept "amount of moles in the solution remains whether you are…

Q: What is the name of the following molecule? H3C NH₂ A. acetamide B. methylamine OC. formamide D.…

A:

Q: 8. Alkynes such as 1-butyne are quite versatile and can be transformed into a variety of products…

A: According to the guidelines prescribed by bartleby, we can answer a maximum of three sub-questions.…

Q: CH3CH₂OH+ NAD CH3CHO + NADH + H¹ The reaction is run in 1.00 mL of 10.0 mM TRIS buffer at pH 8.6. If…

A:

Q: Write the condensed (noble-gas) electron configuration of Cr²⁺, Co2+,Mn4+,and Cr3+

A:

Q: Given the following reactions N₂ (g) + 202 (g) → 2NO₂ (g) AH = 66.4 kJ 2NO(g) + O2 (g) → 2NO₂ (g) AH…

A:

Q: 1. How many sodium atoms are in 1.3 mol of sodium? 2. How many electrons are in 1.5 x 10-3 mol of…

A: Here we are required  to find the number of atoms present in 1.3 mol of sodium

Q: Can someone please show me how to find the molarity of isopropyl alcohol (70%) Known information:…

A:

Q: Part A Indicate whether each of the following solutions is acidic, basic, or neutral: Drag the…

A: pH :it can define as the negative logarithm of H+ ion or H3O+ ion concentration. pH = -log[H3O+]…

Q: Na and Br Cu and SO Pb and Cl K and S Sn" and F and and and and and and and Bal, AICI, Mg(NO₂), KOH…

A: Identify the cation  Identify the anion  Write the cation first, followed by the anion. Adjust the…

Q: ден Please provide a mechanism for the following: а ден + Он Я ден H3C соон

A:

Q: BaSO4(s) = Ba²+ (aq) + SO2 (aq) Ksp = 1.5 x 10-9 @ 25 °C [Ba2+] = 3.9 x 10-5 M What is the…

A: Let the solubility of the ions (formed by dissociation of BaSO4) be "S". The relation between ksp…

Q: Calculate the pH of the following aqueous solution:           0.40 M NH 4Cl (p K b for NH 3 = 4.74)

A:

Q: A 25.0 g block of copper (specific heat capacity 0.380 J/g °C) at 32.6 °C is placed into 500.0 g of…

A:

Q: A 0.465 g sample of an unknown compound occupies 245 mL at 298 K and 1.22 atm. What is the molar…

A:

Q: Explain the following statements using the concepts discussed. ESCO 1. Explain the role of…

A:

Q: How many of the following pairs (Formula/Name) are INCORRECT? KMnO4 / potassium manganese tetraoxide…

A: Given statement is :  How many of the following pairs (Formula/Name) are INCORRECT ? KMnO4/Potassium…

Q: e solution is 25 °C.) und your answer to 3 signifi

A:

Q: За H₂N 0 NH₂ NH НО H2N, NH NH NH ОН SH NH S NH OH

A: charges on ionisable groups and the net overall charge at pH7 and pH11.

Q: Be sure to answer all parts. For the compound shown below: [1] select all the chirality centers; [2]…

A: As mentioned in the question, we are answering only part 4 of the question

Q: Table salt contains 39.33 g of sodium per 100 g of salt. The U.S. Food and Drug Administration (FDA)…

A:

Q: he reducing agent oxidized he oxidizing agent o of these are correct he oxidation number for the…

A: As oxidation number is decreased it means loss of electrons takes place So, it get reduced. Hence it…

Q: a)Consider the following unbalanced half-reaction: HClO2 ⇄ HClO The balanced half-reaction would…

A: Oxidation means increase in oxidation no. Reduction means decrease in oxidation no.

Q: Q: Use the table of bond energies to find the AH for the reactions: CH3-CH2CH3 - CH3-CH=CH2 + H2

A:

Q: What is the pH of a solution with a [H3O^+] concentration of 7.44 x 10^-5 M?

A: Given, Concentration of H3O+ ion = [H3O+] = 7.44 x 10-5 M pH of the solution = ? Note: pH: it can…

Q: - Explain the following trends in surface tension in terms of intra-molecular and intermolecular…

A:

Q: 9. In a pH meter, if an instrument fails to balance at zero, it is most likely that the electrode…

A: False

Q: Identify the vicinal dihalide among the following compounds?

A:

Q: How much energy(kJ) is released when 3.50 moles of O2(g) react with iron?

A:

Q: The El-MS spectrum below corresponds to which of the following compounds? Relative Intensity 100- 80…

A:

Q: Phosphoric acid reacts with water to yield dihydrogen phosphate ions and hydronium ions:…

A:

Q: What is the structure of butylcyclopentane? OA. B. C. OD. CH₂CH₂CH₂CH₂ CH₂CH₂ CH₂-CH₂-CH-CH₂-CH₂…

A: The molecule can be identified using the IUPAC rule. According to the IUPAC rule, first decide the…

Q: 3. Assume that the reaction studied is actually: Fe³+ (aq) + 2SCN- (aq) → Fe(SCN)₂+ (aq) a. What is…

A:

Q: Which of the following signs on q and w represent a system that is doing work on the surroundings,…

A:

Q: Explain properly. Draw two different diagrams of the benzene molecule. Explain what each diagram…

A: