An unknown compound has the formula CH₂Oz. You burn 0.1095 g of the compound and isolate 0.2674 g of CO₂ and 0.1094 g of H₂O. What is the empirical formula of the compound? If the molar mass is 72.1 g/mol, what is the molecular formula? (Enter the elements in the order: C, H, O.) Empirical formula: Molecular formula:

Q: For each of the following balanced chemical equations, calculate how many grams of the products…

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Q: Part III. Nomenclature of Organic Compounds Direction: Name the following hydrocarbons. 25. 26. OH…

A: IUPAC rules for naming an organic compound:  1. The longest continuous possible chain can be…

Q: which one of the following is least soluble in water?

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Q: How many Ca atoms are present in 28.55 nanograms of CaCl2?

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Q: How many gram Ba(OH)2 will be needed to  make 200 ml 8% Ba(OH)2?

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Q: The enthalpy of vaporization for methanol is 35.2 kJ/mol. Methanol has a vapor pressure of 101.3 kPa…

A: Given, Enthalpy of vaporization of methanol (∆Hvap) = 35.2 kJ /mol = 35.2 × 1000 J/mol = 35200 J/mol…

Q: In the laboratory you dissolve 18.7 g of ammonium fluoride in a volumetric flask and add water to a…

A: Please note- As per our company guidelines we are supposed to answer only one question. Kindly…

Q: Draw the product of the reaction shown below. Ignore inorganic byproducts. Na2Cr₂O7 Acetone, H₂SO4…

A: -> Na2Cr2O7/Acetone,H2SO4 is oxidizing agent which can oxidize alcohol to carboxylic acid.

Q: Direction: Draw the condensed structural formula of the following hydrocarbon. 45. 46. Pentanoic…

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Q: Calculate the pH of an aqueous solution with [OH-] = 7.85 x 10-6 M ΫΠΙ ΑΣΦ ---

A: Given,  Hydroxide ion concentration = [OH-] = 7.85 × 10-6 M pH of the solution = ? Note: The formula…

Q: Classify each salt below as acidic, basic or neutral. NaNO, Pb(NO3)2 KCNO C₂H₂NH₂Cl 11 --

A: -> If salt is made from strong acid and strong base then it is neutral. -> If salt is made…

Q: Drag the appropriate labels to their respective targets. Note: not all labels can be used. o C(sp) –…

A: The covalent bond is formed by the overlap of the atomic orbitals between the atoms of similar…

Q: Consider the reaction below.  4.6 mol of A and 8.4 mol of B are added to a 8.0 L container.  At…

A: Concentration of species is equal to ratio of mole of species to it's volume

Q: Height (cm) Diameter (cm) 52. Your laboratory instructor has given you two shiny, light gray metal…

A: a.) The volume of cylinder using physical dimension is calculated using formula  V=πr2h b) The…

Q: A chemist adds 175.0 mL of a 3.57 × 104 umol/L calcium sulfate (CaSO4) solution to a reaction flask.…

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Q: Question 10: The trifluoromethyl group is a meta director. Explain why this is so using resonance…

A: Mera directing groups are the groups that allow the incoming group to come at meta position in am…

Q: A sample of limestone and other soil materials was heated, and the limestone decomposed to give…

A: Given -> CaCO3(s) -----> CaO(s) + CO2(g)  Weight of sample = 2.237 gm  Weight of CO2 formed =…

Q: Calculate the pH of rainwater (due to the effect of atmospheric CO₂ only) at 25 °C both if the…

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Q: if all of the following are in solid phase which is considered a non bonding atomic solid I2 Ne…

A: A question based on atomic structure that is to be accomplished.

Q: Calculate the frequency of the n= 6 line in the Lyman series of hydrogen. V= In what region of the…

A: Given-  Final state=6

Q: arium hydroxide reacts with acetic acid: ■. Write the balanced chemical equation: isvlia (20p)…

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Q: Make an outline of the separation of the following cations into their respective groups:

A: a) Given cations: Mercury(I) =Group I Cd2+ = Group II(A) As3+ = Group II(B) Ba2+ =Group (IV) Na+ =…

Q: Titus titrates 45 mL of 0.750 M lactic acid (HC₂H₂O₂, Ka NaOH. = 1.5 x 10 4) using 0.250 M Calculate…

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Q: 1. Using a neutral atom that has an atomic number of 28 and a mass number of 152, how many protons,…

A: The atomic number of an atom is the number of protons present in the atom. For a neutral atom, the…

Q: Write an acceptable IUPAC name for the compound below. Include 'cis' and trans' as part of the name…

A: Since, Rule of IUPAC-1) Longest chain as parent chain.2) Numbering start from those side where more…

Q: Identify the species represented by each curve in the fractional composition diagram of a weak base…

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Q: (f) OH HNO₂, H₂SO₂ No.

A: Benzene ring undergo aromatic electrophilic substitution reactions

Q: Part III. Nomenclature of Organic Compounds Direction: Name the following hydrocarbons. 4. 9. 10. n

A: The name of the given compound is given below :

Q: Question 6 Calculate the volume you will need to make the specific dilution of your starting…

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Q: Use dimensional analysis to compute what mass of silver (in grams) would have a volume of 40.3195…

A: Given Volume of Silver (Ag) = 40.3195 cm3

Q: determine henrys law constant for ammonia in water at room temp is an ammonia pressure is 0.022atm…

A: Henry's law :

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A: Buffer Solution is a water solvent based solution which consists of a mixture containing a weak acid…

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A: -> aromatic compounds can give electrophilic substitution reaction by substituting hydrogen.…

Q: 3. calcium nitrate + aluminum chloride → Molecular Reaction:

A: Given reaction: calcium nitrate + aluminum chloride → We have to complete the reaction and have to…

Q: place the following in order of increasing entropy at 298K Ne Xe He Ar Kr

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Q: Complete the fourth row of the table. Express the temperature in degrees Celsius to three…

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Q: 11.) A 10% solution of ammonia has a density of 0.960 g/mL. What is the molarity of this solution?…

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Q: Part III. Nomenclature of Organic Compounds Direction: Name the following hydrocarbons. 34. 35. 36.…

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Q: For the following reaction, 3.27 grams of iron(II) chloride are mixed with excess silver nitrate.…

A: The balanced chemical reaction is,  FeCl2(aq) + 2AgNO3(aq) -------> Fe(NO3)2 (aq) + 2AgCl (s)…

Q: Covalent bond is formed by transfer of an electron from one atom to another and the consequent…

A: Most of the chemical bonds present in nature are mainly two types which are, (i). Covalent bond and…

Q: 2C4H10(g) + 1302(g) → 8CO2(g) + 10H₂O(g) AH° is -125 kJ/mol and AS is +253 J/molK. This reaction is:

A: Gibbs free energy is defined as the sum of the system's enthalpy (H), and the product of temperature…

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Q: Choose all practices that apply the principles of green chemistry. In a manufacturing plant of…

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Q: How many grams of diatomic nitrogen (N2) are needed to produce 2.75 moles of ammonia?

A: Reaction for ammonia synthesis: N2 + 2H2 ------> 2 NH3 Moles of ammonia = 2.75 moles

Q: Part III. Nomenclature of Organic Compounds Direction: Name the following hydrocarbons. 21. 22. 16.…

A: 1) If a molecule contain both ketone and double bond than during IUPAC naming priority is given to…

Q: Part III. Nomenclature of Organic Compounds Direction: Name the following hydrocarbons. 34. 35. 36.…

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Q: Part III. Nomenclature of Organic Compounds Direction: Name the following hydrocarbons. 13. 14. 15.

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Q: At a certain temperature, the equilibrium constant K for the following reaction is 0.0082: N₂(g) +…

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Q: What is primary-standard grade classification of chemicals and give three examples.

A: A primary standard classification is that in which purity of a reagent is taken into consideration.…

Q: 2. A compound has the following chemical formula; CuAl6(PO4)4(OH); 4 H₂O. Calculate the mass…

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Stoichiometry

Stoichiometry is a chemical division that evaluates the quantitative content of the chemical process with the help of the reacting molecules or products taking part in the reaction. The term “stoicheion” in “Stoichiometry”, is an old Greek term for "element" whereas “metron” means "measure".