What is the oxidation number of Na in Na2Cr2O7 What is the oxidation number of S in H2S What is the oxidation number of Al in Al2(SO4)3 What is the oxidation number of Ca in CaH2 What is the oxidation number of O in Na2SO4 What is the oxidation number of O in Al2(SO4)3 What is the oxidation number of Br in FeBr3 What is the oxidation number of Fe in FeBr3

Q: Draw structural formulas for all alkenes that could be used to prepare the alcohol shown below by…

A: ->In oxymercuration-demercuration overall morkovnikov addition of H2O takes place.

Q: 1. Write the condensed formula for the following alcohols and others f. n-butyl methyl ether g.…

A:

Q: The cleavage pattern for o-lodosobenzoate is C-terminal to tryptophan; the cleavage pattern for…

A:

Q: 2. A standard propane tank can hold about 17.0 L of propane. The 17.0 L of propane reacts with 76.2…

A:

Q: If a have a 30 g of paraffin wax, how much will expand in 10 seconds and how long will it take to…

A: Firstly we are going to understand what paraffin wax is, what its properties are, and what its uses…

Q: II. Find the Empirical and Molecular formulas given the percent composition or masses of: (10 pts.…

A: Given, In B, the compound contains 81.8 g of C and 18.2 g of H. Molar mass is 132.0 g/mol. In C, the…

Q: Question 6 a) Show using mechanism arrows how the anomeric centre in glucose inverts when it is…

A:

Q: Reaction Progress ne reverse reaction is faster than the forward reaction. he reaction mechanism…

A: From the energy profile diagram,  it is two step mechanism , First step is fast step and second step…

Q: Give the IUPAC name of the following compounds

A: Here we are required to name the compound.

Q: Which among the following nickel complexes is the most thermodynamically stable? O [Ni(en)]2+ K₁ =…

A: we need to select the most thermodynamically stable nickel complex

Q: There is a primary reaction in which gas A changes to gas B. The partial pressure of gas A at the…

A:

Q: seawater sample contains 2.5% NaClNaCl (MW=58.44 g/mol) by mass. Calculate the normal boiling point…

A:

Q: si OTMS OMe TiC14 H* F Reaction 4

A:

Q: Calculate the wt of oxalic acid required to prepare 1,000mL of 0.2 N of the solution.

A:

Q: explain why the manufacture of nitric acid from ammonia carried out at 900 °C

A:

Q: Determine the iupac name and the draw the structure of the main product formed.

A: We have to do the following reaction and have to find the IUPAC name.

Q: Consider the reaction 2 SO₂(g) + O2(g) 2 SO3(g) at 1000 K. In a 1.00 L reaction vessel, 0.440 mol…

A: A question based on kinetics of reactions in solution that is to be accomplished.

Q: 2. The mass of CaCl₂ that needed to prepare 250 mL of 0.2 M solution of Calcium Chloride is equal

A:

Q: Fluoridation is the process of adding fluorine compounds to the drinking water. Fluoridated water…

A:

Q: what mechanism is involved? SN1, E2, E1, or SN2

A:

Q: Determine the name and draw the structure of the product formed from the reaction: CH3CH2CH2Br +…

A: In this question, we will draw the structure of the product and name of the product after reaction…

Q: O. For each of the following set of compounds below (a-d), circle the one structure with the largest…

A:

Q: Determine the name and draw the structure of the product formed from the reaction: H2C=CHCH3 + H+ /…

A:

Q: Calculate the pH value when titrated between 25 ml of weak acid HA with concentration of 0.3 (104 x…

A:

Q: A 50.00-mL of 0.0500 M Sn²+ was titrated against 0.100 M T1³+ in acidic medium. d. Calculate the…

A: 50.00 mL of 0.0500 M Sn2+ was titrated with 0.100 M of Tl3+ in acidic medium.Here we have to…

Q: Which of the statements below is TRUE considering the following standard reduction potential values?…

A: Higher the standard reduction potential value of a chemical species, higher is the ability to get…

Q: DETERMINE THE MOLAR ENTHALPY OF COMBUSTION FOR THE FOLLOWING COMPOUND: CADAVERINE (C5H14N2)

A: Given,  DETERMINE THE MOLAR ENTHALPY OF COMBUSTION FOR THE FOLLOWING COMPOUND: CADAVERINE (C5H14N2)

Q: 5-60 SH SH . Which is the most predominant form(s) of Cysteine at the point A on the titration…

A:

Q: 2. The kinetics of an enzyme are measured as a function of substrate concentration in the presence…

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

Q: The peptide segment shown below is part of a right-handed alpha helix. Please indicate the hydrogen-…

A: There are 4 types of structure of protein-  1- primary 2- secondary 3- tertiary 4- quaternary For…

Q: A mixture of 35.45 g Cl2 and 28.02 g N2 has a total pressure of 6.0 atm. What is the partial…

A:

Q: 3. Perform the following calculations and report your answers to the correct number of significan…

A: Dear student ,   since you have posted multiple questions we will allow to solve only first question…

Q: AgCl(s) would be most soluble in which of the following solvents?   a. Deionized water b. 0.2 M…

A:

Q: 2. nitrogen 3. oxygen 4. fluorine Which compound is a saturated hydrocarbon? 1. CH₂CH₂ 2. CH3 CH3 .…

A: Saturated hydrocarbons are hydrocarbon in which the carbon atoms are linked to each other by single…

Q: iii) At 5000C Kc = 0.062 mol-2dm6. Compare this value to the one you calculated in 3(ii) above and…

A:

Q: The K₂ of a monoprotic weak acid is 0.00493. What is the percent ionization of a 0.103 M solution of…

A: We have to predict the percentage ionization.

Q: Select all the groups that are visible in Spectrum 6. Amine Hydroxyl Alkene

A: IR spectrum helps in identifying the functional groups present in  molecules.

Q: Hardness of Water A 0.512 g sample of CaCO3 is dissolved in 12 M HCl and the mixture is diluted to…

A: #(a): Given the mass of CaCO3 used = 0.512 g  Molar  mass of CaCO3  = 100.087  g/mol Required…

Q: You find that there is 500 mL D5W left in an IV infusion. The order is to infuse at 50 mL/hr. How…

A: Given: Volume of DSW left in IV infusion = 500 mL Order of infusion = 50 mL/hr

Q: Question 2 Calculate the chemically correct air/fuel ratio for the combustion of coal with the…

A: Introduction :  Air-fuel ratio is the amount of air into an engine divided by the amount of fuel.…

Q: The sulfur in an 8-tablet sample of the hypnotic drug, captodiamine (C21H29NS2)(MW = 359 g/mole),…

A: Given :  Molar mass of captodiamine = 359g/mole  Mass of BaSO4 formed = 0.3343 gm  Molar mass of…

Q: Seawater consists of many important elements in the form of salts dissolved in the water. At 25°C…

A: #Q.1: Mass of seawater, m = 1000.0 g * 1 Kg1000 g = 1.000 Kg density of seawater, d = 1.024 kg/L

Q: 4. Which of the following represents a redox reaction? A. 2HCI + Na2SO3 ----> 2NaCl + H₂O + SO2 B.…

A:

Q: Research the following 2 things about water treatment (NOT WASTEWATER). For each, provide the URL of…

A: Water treatment is done to improve the quality of water.After treatment water is used for various…

Q: 9. 1.0 mol of gas occupies 22.4 L at STP. What is the volume at 30.0 °C and 670 mm Hg? A. 0.037L B.…

A: Given,  Number of moles of gas = n = 1.0 mole  Volume of gas at STP = V1 = 22.4 L Final temperature…

Q: Identify the following reaction: Glucose + fructose → sucrose + water 1 A) Dehydration synthesis…

A: In the given reaction glucose reacts with fructose to form sucrose and water. In this reaction,…

Q: Determine how many grams of CO2 13.72 g carbon dioxide are produced by burning 5.45 g of C4H10.

A:

Q: 5. The AH⁰ for the reaction (Na2O(s) + SO3(g) → Na2SO4(g)) equal to: Na(s) + H₂O() → NaOH(s) + 1/2…

A:

Q: How many grams of water can be produced if sufficient hydrogen reacts with 26.0 g of oxygen? ●…

A:

Q: A student prepares a 0.28 mM aqueous solution of propionic acid (C₂H₂CO₂H). Calculate the fraction…

A: Propionic acid is a weak acid. It doesn't completely dissociate in an aqueous solution to form…