What mass in grams of CO₂ (FW 44.01) is evolved in the complete decomposition of a 2.700g sample that is 38.0% MgCO3 (FW 84.32) and 42.0% K2₂CO3 (FW 138.21) by mass?

Q: Consider the Ksp values of the following difficultly soluble salts: a. Ag2(CrO4)   :   Ksp=1.2x10−12…

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Q: A 5.00-mL sample of phosphoric acid, H3PO4, is diluted to 100.0 mL. Then, a 10.00-mL portion of the…

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Q: 2.58 L solution containing 1.58 mol L-1 hydrochloric acid (HCl) has been left on your bench. How…

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Q: Molecular Formula: C4H₂N2O4 TEST/REAGENT(S) Br₂, dark [Ag(NH3)2) NO3 2,4-DNPH Test ZnCl₂, HCI…

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Q: What effect does a decrease in pH have on the following equilibrium? CaCO3(s) + 2H+¹(a ¹(aq) →→→…

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Q: A sample of TANG juice has a hydronium-ion concentration of 1.7 x 10^-4 M. What is the pH? Is the…

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Q: Among the following compounds, the number of compounds which shows diamagnetic ring current in…

A: We need to find the number of compounds which will produce a diamagnetic ring current in 1H-NMR…

Q: What would be the [H3O+]for a soda found to have a [OH−]of 1.26 × 10−13 mol/L? Is the solution…

A: Given, [OH-] = 1.26 × 10−13 mol/L Using, Kw = [H3O+][OH-]  At 298K, Kw = 1.0×10-14

Q: 3) How would you prepare CH3CH₂CH₂CO₂H from CH3CH₂CH₂Br

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Q: A tripeptide on selective hydrolysis gives two fragments X and Y. The Fragment X consists of glycine…

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Q: Calculate the volume of acetic acid (CH3CO2H) and the mass of sodium acetate (CH3CO2Na) needed in…

A: Given,  The volume of acetic acid (CH3CO2H) and the mass of sodium acetate (CH3CO2Na) needed in…

Q: Consider the equilibrium: C(s) + CO2(g) ⇄ 2CO(g) When this system is at equilibrium at 700°C in a…

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

Q: In a two-level system, the relative population (lower:upper) was found to be 0.25:0.5 The spacing…

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Q: Complete combustion of 2.60 g of a hydrocarbon produced 8.01 g of CO₂ and 3.69 g of H₂O. What is the…

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Q: CH2-CH-CH=C-CH2, CH₂ CH3-CH2-CH-OH CH3-CH2-CH2 OH OH CH, CCH, CH, CH3 H₂SO4 140C KMnO₂ H₂SO4 180C…

A: We have to give the IUPAC name of the products of the given reactions.

Q: What is the purpose of formylation of the alpha amine in methionine?

A: There are 20 natural occuring amino acids which are the building block of protein synthesis.  3…

Q: 0. Explain why the bond angles in BCl3 and NCI3 are different.

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Q: • Include all valence lone pairs in your answer. • Should you want to restart the exercise, the…

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Q: 2) When 4-hydroxybutanal is treated with methanol in the presence of an acid catalyst, 2-…

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Q: Consider the reaction Mn+ + ne- ⇌ M. If ΔG*c = ΔG* + (1-α)nFE and η = E – Eeq, prove that ic = io…

A: Since ΔG*c = ΔG* + (1-α)nFE, ic = io exp[-(1-α)nFE/RT)] And η = E – Eeq, ic = io exp[-(1-α)nF(E –…

Q: A solution of NaCl(aq)NaCl(aq) is added slowly to a solution of lead nitrate,…

A: We would Calculate moles of Pb(NO3)2 used to precipitate PbCl2 using its mass .  Then using moles…

Q: 9 FOR A THERMODYNAMIC CYCLE TO BE REVERSIBLE, THE FOLLOWING MUST BE SATISFIED: For a thermodynamic…

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Q: Griven some molecute given their vapor pressure of a number of tequids. in which who have the…

A: Strength of intermolecular forces depends on vapor pressure .

Q: Part C For Kr at 273 K at 1 atm, k = 0.0087 J.K¹m¹s¹. Determine the collisional cross section of Kr.…

A: Given data : Cv,m = 3/2 R Gas constant (R) = 8.314 J/mol.K Temperature (T) = 273 K k = 0.0087 J.…

Q: If 300g of Argon gas occupies a volume of 100 mL at a particular temperature and pressure, what…

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Q: 23. In the three-step synthesis below, at least one of the steps would fail as shown. For each step,…

A: Na2Cr2O7 + H2SO4 Oxidized both primary and secondary alcohol.

Q: How many grams of solute are present in 565 mL of 0.670 M KBr? mass of solute:

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Q: 8 AN IDEAL GAS AS COMPARED TO A REAL GAS AT VERY HIGH PRESSURE OCCUPIES: An ideal gas as compared to…

A: According Boyel' s law pressure is always inversely proportional to the volume

Q: The critical temperature of nitrogen is 126 K. A flask of nitrogen 123K contains only liquid…

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Q: How many atoms of O there in 86.2 grams of cadmium (II) nitrite?

A: Here, we have to calculate the number of atoms of O there in 86.2 grams of cadmium (II) nitrite.

Q: 19. Compound D contains nitrogen and produces a gas upon heating with aqueous NaOH. W resulting…

A: Here an organic reaction pathway has given.We have to write down the reactions and also to identify…

Q: Determine a molecular formula, e.g. CH4, from the line structure below. Specify elements in the…

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Q: ow many gigagrams are there in 5.66×108 milligrams? Your answer should not be in scientific…

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Q: Using standard reduction potentials from the ALEKS Data tab, calculate the standard reaction free…

A: The solution of the given question is

Q: 13. For each, state whether it is an acetal, a hemiacetal, or neither. НО OH OH нош...... обох -ОН…

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Q: An ice cube at 0 °C weighing 100.0 g is dropped into 1 kg of water at 20 °C. Does all of the ice…

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Q: At equilibrium, ammonia in water is affected by which salt?

A: At equilibrium  NH3 + H2O  =  NH4+  + OH-

Q: 1.0 0.362M 2.0 0.244M 3.0 0.184M 4.0 0.148M Use this data to answer the following questions. Write…

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Q: The side chain of acetyl-L-lysine-OMe has a pKa=10.5 and its acid-dissociation reaction  is shown…

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Q: Using the thermodynamic information in the ALEKS Data tab, calculate the standard reaction free…

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Q: could be the factors that contribute to the inaccuracy of the modified spectrophotometric set

A: There are 3 factors that are responsible to the inaccuracy of the modified spectrophotometric…

Q: A chemist fills a reaction vessel with 0.798 g silver chromate (Ag₂ CrO4) solid, 0.452 M silver…

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Q: Match the following chromatographic techniques with these corresponding principles of separation…

A: ✓chromatography, technique for separating the components, or solutes, of a mixture on the basis of…

Q: Choose the word from the word bank below that best matches each statement. Constant Equilibrium…

A: Fill in the blanks.

Q: Ethyl acetate Acetate Ethanol Ethyl acetate, acetate and ethanol were added to water solution in…

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Q: The black spectra represent that of your extract while the violet one is the spectra for the…

A: given spectra for plant extract is labelled with 1-5. Name the characteristic bond absorption…

Q: Calculate the solubility of silver chloride (AgCl) in g/L. Ksp = 1.6 x 10-10 MM of Ag: 107.8 g/mol;…

A: Given-> Ksp = 1.6 × 10-10 Atomic mass of Ag = 107.8 g/mole Atomic mass of Cl = 35.4 g/mole

Q: In Fourier's law, the conduction heat flux is: Constant A scalar A vector A tensor A cross product

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Q: with 0.100 M NaOH. Calculate 1 A 50.00 mL aliquot of 0.0500 M acetic acid was titrated the pH after…

A: i) 0.00ml of NaOH CH3COOH <------> CH3COO-+ H+ Ka = [CH3COO ][H+ ]/[CH3COOH] = 1.78×10-5 at…

Q: 28. SYNTHESIS! Propose a multistep synthesis for the following transformation. Use the starting…

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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".