A. Write letter A before each number if the chemical name matches the chemical fo it does not match each other. 1. NH4BR - Ammonium bromide 2. FeSO4 - Ferric sulfate 3. P502 – Pentanitrogen dioxide 4. M9OH – Magnesium hydroxide 5. K(MNO4)2 – Potassium permanganate 6. CaCl2 - Calcium chloride - 7. H3PO4 – Phosphoric acid 8. CUSO4 - Cuprous sulfate 9. HI – Hydroiodic acid 10. NO3 – Mononitrogen trioxide 11. NaFl - Sodium fluoride - 12. HgBr - Mercuric bromide 13. KSCN – Potassium thiocyanate 14. AIO3- Aluminum oxide 15. Ca(CIO4)2 - Calcium perchlorate 16. HCI- Hydrochloric acid 17. AIOH- Aluminum hydroxide 18. H2O2- Hydrogen peroxide 19. Ge(OH)3 - Germanium hydroxide 20. AuCl3- Auric chloride

Q: A solution is formed by dissolving 14.2 g of sodium hydroxide in 699.4 g of water. What is the…

A: Formula used        molality = no.of molekg of solvent No.of moles =Given mass of NaOHMolar mass of…

Q: 55. The rate constant for the second-order reaction NOBr(g) → NO(g) + Br2(g) is 48 L/mol min at a…

A: Given Information -  For second order reaction, NOBr (g) →NO(g) + 12Br2(g) rate constant , k = 48…

Q: Which of the following statements is true? O A The smallest mass of reactant in a chemical reaction…

A: A)  option A is not correct because we can not compare amount of substance reacting in terms of it's…

Q: 4.70 How many grams of NaH,PO4 are needed to react with 43.74 mL of 0.285 M NAOH? NaH,PO4(s) +…

A: Mass of NaH2PO4 is calculated by applying mole-mole analysis on given balanced chemical reaction.

Q: a) The weaker base is b) Its conjugate acid is c) The species that predominate at equilibrium are…

A: Ans: a) The weaker base is Bromide ion Br- Explanation: Weak bases are the basic substances that do…

Q: Draw the structures of the compound that would give the spectral information below, and explain your…

A: Given spectral data,

Q: Calculate the pH of 100 mL of 0.30 M NH3 after the addition of 4.0 g of NH4NO3. Assume that the…

A: NH3 is a weak base ; NH3 + H2O → NH4+ + OH-  while, NH4NO3 is a salt ; NH4NO3 + H20 → NH4+ NO3-…

Q: 14) A 1.50 L buffer solution is 0.250 M in HF and 0.250 M in NaF. Calculate the pH of the solution…

A:

Q: a. Identify the anode reaction, cathode reaction, and cell reaction.

A:

Q: Consider the structure shown. :õ: Determine the number of shared and unshared electrons in the…

A: Answer:

Q: Phosphoric acid, which is commonly used as rust inhibitor, food additive and etching agent for…

A: Given -> P4(l) + 5O2(g) ----> 2P2O5(g) ------(1) P2O5(g) + 3H2O(l) ----> 2H3PO4(l)…

Q: 4. A sample of 2.12 g of copper was heated in an oxygen atmosphere until no further change took…

A: We’ll answer the first question since the exact one wasn’t specified. Please submit a new question…

Q: Consider the following chemical reaction: 4 Al + 3 02 --> 2 Al203 If 12.85 g of Al reacts completely…

A: We have balanced reaction equation ,12.85g of Al , 18.42g of product formed. We have to calculate…

Q: 63: Consider the reaction between NiS2 and O2: 2NIS2(s) + 502(g) -> 2NIO(s) + 4SO2(8). When 11.2 g…

A:

Q: Question 51 part 1

A: This is an electrophilic aromatic substitution reaction. We need to explain the product formation.

Q: Assuming it behaves as an ideal gas, calculate the density of nitrogen, N,, at STP. density: g/L

A:

Q: 3.59 Write balanced equations for each of the following by insert ing the correct coefficients in…

A: Given Reaction(a)  _ Cu(NO3)2(aq)  + _ KOH(aq) →  _ Cu(OH)2(aq)  +  _ KNO3(aq)(b) __BCl3(g)  +…

Q: The Kc for the following reaction is 56.2 at 305 °C. A2(g) + B2(g) ⇒2 C(g) If a reaction is…

A:

Q: A certain laser uses a gas mixture made of 1.00 g hydrogen gas, 4.50 g hydrogen chloride, and 82.5 g…

A: Concentration of the solution can also expressed by mole fraction. Mole fraction is equal to moles…

Q: The titration of a weak monoprotic acid by NaOH is shown here. The optimal buffering capacity of…

A: The titration curve given is,

Q: 1. How do you account for the smell of vinegar when an old bottle of aspi 2. The carbonyls of…

A: The question is based on the concept of IR spectroscopy. We need to account for different…

Q: How do you solve question 14?

A: The dipole moment of a molecule depends on the electronegativity difference between the atoms…

Q: Question 8

A: Please find below the reaction

Q: What would be the best starting material for the following chemical conversion? 1. CH3COCl in…

A: Introduction :-  O-nitroaniline is orange solid. It has melting point 72 °C…

Q: What is the net ionic equation of the following molecular equation? K2SO3 (aq) + 2HCI (aq) → SO2 (g)…

A: We have given the molecular equation as follow              K2SO3 (aq) + 2HCl(aq)  →  SO2 (g)  +…

Q: Draw a Lewis structure for C/0, that has Cl as the center atom with 10 valence electrons about the…

A:

Q: Question 8

A: The heat gained by the water is calculated as,

Q: 8. Radioactive Iodine-131, with a half-life of eight days, is a common fission product and thus is…

A: The expression for the first order radioactive decay is shown below: Where; t = time A0 = initial…

Q: 8. Identify the polarity of an H-I bond and the polarity of an S-S bond.

A: Polarityin thenondis due to the difference in the electronegativity. If they have difference means…

Q: 15. The equation E = mc² is one of the lasting symbols of science and nuclear chemistry in general.…

A:

Q: QUESTION 9 Complete and balance the following redox equation. When properly balanceas using the…

A: Option B is correct. Explaination:- The underlying principle involved in this method is that the…

Q: 8. To obtain pure lead, lead (II) sulfide is burned in an atmosphere of pure oxygen. The products of…

A: Here lead sulphide reacts with oxygen to give lead and sulphur trioxide.

Q: An open flask sitting in a lab refrigerator looks empty, but it is actually filled with a mixture of…

A: * Volume of flask : V = 4.50 L The standard temperature and pressure is ; T = 273 K P = 1 atm By…

Q: In a titration reaction 20.00 mL of 0.500 M KOH reacts completely with 12.55 mL of sulfuric acid,…

A: Concentration of KOH = 0.500 M         Volume of KOH = 20.00 mL (0.02L) Volume of sulfuric acid =…

Q: The element gallium (Ga) exists in two isotopic forms with the following abundances: 60.16% 69GA and…

A:

Q: What is the molar concentration of sodium ions in 0.652 M sodium sulfate solution?

A: The formula for sodium sufate is Na2SO4  Hence we can see that each molecule of Na2SO4 has 2 Na in…

Q: 0.10- Formic acid, HFor, has a Kvalue of 1.8 x 10-4. You need to prepare 150 mL of a buffer hav- ing…

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

Q: Question 8: Identify all of the functional groups that are present in the final product shown methyl…

A: Given reaction is :  Identify all the functional groups that are present in the final product  a).…

Q: 9.) (a) Calculate the pressure of gas, in atm, if 8.25 × 10² mol occupies a volume of 174.0 mL at…

A: 9. a) Given;

Q: H H H 2 H-C-S + 2→ H-Ċ-s-S-ċ-H + 2HI H Methanethiol Dimethyl disulfide

A:

Q: 10:38 box for the assignment. You can also download a program called Marvin Sketch…

A: Dear student, I have given answer to your question 13. I can not answer other questions as it is not…

Q: A sample containing 12c, 160, and an unknown isotope is analyzed in a mass spectrometer. As in the…

A:

Q: What is the IUPAC name for the following compound? O (2R,4R)-2-Bromo-4,5-diethylheptane…

A:

Q: In mass spectrometry, McLafferty Rearrangements are common in carbonyl compounds. Draw the daughter…

A: Mass spectrometry is a technique used to determine the mass of a given molecule. In the given…

Q: Draw the products of the two step reaction sequence shown below. Ignore inorganic byproducts. If the…

A: Substrate: Benzene moleculeReagents: Cl2 ( one equivalents. ) in presence of FeCl3

Q: 12. Write the Lewis dot structure and complete electron configuration for the following ions: а. Mg*…

A: The Lewis structure of a molecule represents the distribution of valence shell electrons around each…

Q: Question 84

A: Specific Heat is defined as the amount of heat required to raise the temperature by one-degree…

Q: Identify the chromatography term that corresponds to each definition. A value that quantifies the…

A: We are having the four terms that we have to use to define each statement . We should have knowledge…

Q: Question 8

A: M1 = 2 M V1 =? M2 = 0.15 M V2 = 250 mL