Question 24 What is the oxidation number of sulphur in SO32? A) +4 B) -4 C) +3 D) -3 E) +6

Q: - - - 1. The correct synthesis of n-octane would involve which of the following reactions? a.…

A:

Q: Question 1 what is the formation of the keytone compound Answer HO. R OH R H₂0 und? Is the answer…

A:

Q: Only question 64

A: Answer  IUPAC and common name of the given compound

Q: 1. a) Boron, ¹B has relative atomic mass of 10.81 amu and its mass number is 11 amu. Explain why the…

A: As you have asked for the solution to question no.3 in your given photo of multiple questions we are…

Q: pls help! (all 3 are part of the same question) thank you so much!

A: We are given alcohol (primary or secondary) as the starting material and we have to convert them to…

Q: Calculate the pH of the resulting solution when 20.0 mL of 0.150 M formic acid (Ка%3D 1.80 х 104) is…

A: Note : As per guideline if multipart questuion only 3 subparts allowed , please post it seperately ,…

Q: Identify the oxidation state of the atoms in the following compounds: d. Sg e. SCl₂ f. Na₂SO3 2- g.…

A: The electrons that are transferred during a reaction by the element to another compound, is called…

Q: a. Write the balanced net ionic equation for the reaction of chromium(III) nitrate with sodium…

A: To write the net ionic equation for the reaction of chromium (III) nitrate with sodium hydroxide to…

Q: Q.A20 Complete the following sentence: The mechanical properties of polymers are... (A) brittle (B)…

A: A polymer can be define as a  natural or synthetic substances composed of very large molecules which…

Q: In which of the following substances does the sulphur have an oxidation number of +7? A) H₂SO4 OB)…

A: For question 1, we have to find the substance in which sulfur has an oxidation number of +7. For…

Q: Which of the following compounds has an oxidation number of +3 for the manganese? A) MnO B) MnO2 C)…

A:

Q: If a chemist wishes to dilute a 1.000 x 103 mg/L stock solution to prepare 5.000 x 102 mL of a…

A:

Q: A container has 800.0 mL of an aqueous solution containing Cl ions. How many grams of CI ions are in…

A: Molarity of the solution is equal to the number of moles of solute present in one liter of the…

Q: Calculate the maximum wavelength of light (in nm) required to ionize a single sodium atom. The first…

A: Given that,The first ionization of One mol of atom have .Then,Energy in terms of joule,Maximum…

Q: i) Encircle the most acidic compound a) a) I b) II c) III d) IV el V and F O FFO b) F c) Dorazon Go…

A:

Q: If you wanted to prepare a 6.0 Msolution of hydrochloric acid, which of the following could be used…

A: Since you have posted multiple questions, we are entitled to answer the first only.

Q: Calculate the mass, in grams, of potassium iodide that must be added to a 125-mL volumetric flask in…

A:

Q: c00 s00 D00 00

A:

Q: Click on all of the carbon chirality centers in the molecule below. (Other terms used for chirality…

A:

Q: hen Don Showalter used the pH meter electrode, what was the pH of the liquid when the Hydronium…

A: PH = -logH3O+  Where H3O+ is concentration of hydronium ion or hydrogen ion

Q: Question 12 Is Co2+ to Co a reduction or an oxidation, or neither? A) reduction B) oxidation C)…

A: 12. Given, Co2+ -----> Co    16.  Given, H2O2 ----> O2

Q: solution is prepared that is initially 0.070M in methylamine (CH3NH₂), a weak base, and 0.27M in…

A: We know weak electrolytes are those that dissociate partially. There occurs an equilibrium between…

Q: A reaction from lab should theoretically produce 4.960 grams of product. If the percent yield of…

A:

Q: Question 7 ( If the following equation was balanced, the coefficient of NO would be: Ag+ HNO, Ag +…

A: In the first question that is question 7, we need to balance the given redox reaction and find the…

Q: Select all molecules with a "singlet" ¹H NMR splitting pattern for the indicated hydrogen. U A □ O B…

A: The splitting pattern in 1H NMR can be obtained by the formula "n+1" where n is the number of…

Q: Calculate the pH after the addition of 60.0 mL of 0.3 M NaOH to 50.0 mL of 0.20 M LIN O 10.46 11.86…

A:

Q: 8. What scale is used to describe the strength of acids and bases? pri 9. Where are acids, bases,…

A: Acid : The substance which produces hydrogen ions (H+) in water after dissociation are called as…

Q: 1202 + 8A|2S3 --> 8A|2O3 + 358 Question 2: you should have noted that the reaction in question 1 is…

A: Redox reaction:Redox reaction is a type of chemical reaction in which the oxidation states of atoms…

Q: (d) What are some advantages of a gaseous fuel over a solid fuel? (e) What safety issues are…

A: Advantages of gaseous fuel over solid fuel include higher combustion efficiency, cleaner combustion,…

Q: Determine the oxidation number of the nitrogen in NH4 A) +3 B) -3 C) +4 D) -4

A:

Q: E (i) Name the following complexes: Li[AlH4]; [Co(NH3)6]Cl3; [Cd(SCN)4]²+ (ii) Describe the crystal…

A: The compounds formed by the combination of bonding between metals and ligands are called…

Q: 1. The chemical formula for the active ingredient in the anticoagulant Heparin is C12H19NO2053. a.…

A: This question belongs to mole concept. As per guidelines I can answer first question only.

Q: What is the molar concentration of Na* ions in 0.0350 Msolutions of the following sodium salts in…

A:

Q: If we need the information on how to dispose a certain chemical substance, we need: GHS Label NFPA…

A: If we need the information on how to dispose a certain chemical substance, we need GHS Label and…

Q: A researcher needs a 0.7500M solution of potassium hydroxide. The solution will have a final volume…

A: The question is based on the concept of solutions. we have to calculate mass of the solute required…

Q: D (i) Describe the two main allotropes of sulphur (ii) Differentiate between stoichiometric and…

A:

Q: 4. Calcium hydroxide, Ca(OH)2 is produced by reacting 2.5 moles of calcium chloride, CaCl2 and 3.2…

A: