mass

Q: SUMMA ASS: Phosphorous trichloride and phosphorous pentachloride equilibrate in the presence of mole...

A: Given , Reaction : PCl3(g) + Cl2(g) → PCl5(g).  The equilibrium concentration : PPCl3=0.202 atmPCl2=...

Q: Select the balanced net ionic equation for the reaction between aqueous lead (II) nitrate and aqueou...

A: Choose the correct net ionic equation----

Q: You titrate 0.1 L of 0.2 M HCI with 0.1 M NaOH. The half equivalence point will be reached when adde...

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Q: d. dry HCI HOCH,CH,OH

A: Carbonyl compound (aldehyde and ketone) reacts with an alcohol to form hemiacetal in the presence of...

Q: OEt HO H. carry our ietrosynthesis of T. Analysis Must be aretrosyntheticioute snowing cne cusconnec...

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Q: A mixture of xenon and argon gas is compressed from a volume of 98.0 L to a volume of 24.0 L, while ...

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Q: Aqueous hydrochloric acid (HC1) reacts with solid sodium hydroxide (NaOH) to produce aqueous sodium ...

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Q: A mixture of gaseous reactants is put into a cylinder, where a chemical reaction turns them into gas...

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Q: Consider the following reaction: 2NOBR (e) + 2NO (8) + Br2 (g) The volume of a container with an equ...

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Q: Aqueous hydrochloric acid (HCI) reacts with solid sodium hydroxide (NaOH) to produce aqueous sodium ...

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Q: For a process with AH 0 O Never. O AE > 0 O AS > 0

A: A reaction is said to proceed spontaneously at any temperature if the enthalpy decreases and the ent...

Q: What volume of 0.5 M NaOH is required to react completely with 25.0 mL of 1.0 M H2CO3? Assume the re...

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Q: Aqueous sulfuric acid (H, SO,) reacts with solid sodium hydroxide (NaOH) to produce aqueous sodium s...

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Q: For items 5 and 6: 5. What is the mole ratio of 3NO2 to 2HNO3? 3NO2 + H2O → 2HNO3 + NO 6. What is th...

A: Stoichiometric relation help in finding the relationship between the quantity of reactant and produc...

Q: Q3] Explain formation of covalent bonds in the following compounds (using three theories) SO4-2, HF,...

A: Explain the formation of covalent bonds in the following compounds. SO4-2, HF, CCl4, C2Br2H2, NO, H2...

Q: The following molarities were calculated from replicate standardization of a solution: 0.5006, 0.500...

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Q: The reaction for the decomposition of ammonia into its elements is: 2 NH3 (g) → N2 (g) + 3 H2 (g) [N...

A: Given data :  1. [NH3] = 0.505 M  2. [N2] = 0.0105 M  3. [H2] = 0.414 M     

Q: Ammonia (NH,) chemically reacts with oxygen gas (0,) to produce nitric oxide (NO) and water (H,O). W...

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Q: What volume of 0.5 M NaOH is required to react completely with 25.0 mL of 1.0 M H2CO3? Assume the re...

A: Given that,  Molarity of NaOH (M1) = 0.5 M  Molarity of H2CO3 (M2) = 1.0 M  Volume of H2CO3 (V2) = 2...

Q: 5. To react with 6.00 g of carbon (MM = 12.01 g.mol-1), what minimum mass of silicon dioxide (MM = 6...

A: To know the mass of Silicon dioxide needed to react with 6g of Carbon, we need to find out the moles...

Q: Give the oxidation number and coordination of the central metal of the following compounds: a. [Ni(N...

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Q: NH2 CH3 C-OH NH Br Bromoaniline Acetanilide Benzoic acid Now you've received a mixture contains thre...

A: Practical organic chemistry:

Q: For the following compound, the given name is not correctly following the IUPAC naming conventions. ...

A: IUPAC NOMENCLATURE RULES : 

Q: A mixture of krypton and neon gas is compressed from a volume of 96.0L to a volume of 86.0 L, while ...

A: Given data : 

Q: 1) HCI (1 eq.) F) Br CI 2) HBr (1 еq) Major Minor Br G) ELOH Diene Dienophile CO,Me H) Нeat CO,Me AI...

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Q: Calculate the percentage mass composition of the following substance a. Ethanol ( C2H6O ) b. Gypsum...

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Q: This is the chemical formula for methyl tert-butyl ether (the clean-fuel gasoline additive MTBE): CH...

A: The chemical formula for methyl tert-butyl ether :-  CH3OC(CH3)3  Moles of C in methyl tert-butyl et...

Q: Create two separate structures for the compound C5H9NO that are not amines.

A: Molecular formula: In a molecular formula we describe the number of atoms of all the elements presen...

Q: Answer in  not more than 5 sentences Discuss how to use a desiccator. When should a desiccant be re...

A: Dessicator is sizable enclosure which is used for chemicals which are hygroscopic in nature. 

Q: When the following equation is balanced properly under acidic conditions, what are the coefficients ...

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

Q: Gaseous methane (CH,) reacts with gaseous oxygen gas (o,) to produce gaseous carbon dioxide (co.) an...

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Q: O THERMOCHEMISTRY ARLYQ Using specific heat capacity to find temperature change 0/5 A chemical react...

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Q: Gaseous methane (CH,) reacts with gaseous oxygen gas (0,) to produce gaseous carbon dioxide (Co,) an...

A: First of all we need to determine the limiting reagent. And then using that we will calculate the th...

Q: Calculate the mass of glucose (C,H,20,) that contains a billion (1.00 x 10') hydrogen atoms. Be sure...

A: No. of H atoms = 1.00×109 atoms mass of glucose = ? molar mass of glucose = 180 g mol-1 #of H in glu...

Q: 1.0 x 10-11 moles of HCl are added to 1.OL of H20. What is the pH? О 3.0 O 10.0 O 11.0 О 1.0 O 7.0

A: Moles of HCl = 1.0 × 10-11 moles Volume of water = 1.0 Liter

Q: An ideal gas ina cylinder fitted with a piston expands at constant temperature from a pressure of 7 ...

A: When a gas expands the work will be done by the gas on the surrounding. When the work is done by the...

Q: 2Al(s) + 3I2(s) > 2AlI3 How many moles of I2 will be required to make 23.5 moles of AlI3? *Use conve...

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Q: What is the ppm of the C,H,0, if 3.0 mg of it found in 300 kg of drinking water? Type the numerical ...

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Q: Determine the heat associated with a decrease in the temperature of 375g of water from 31.5°C to 24....

A: Heat associated with decreasing temperature is calculated using the equation,                       ...

Q: Which of the following equations is a mathematical definition of enthalpy? O AH = AS - TAG Ο ΔΗ-ΔΕ-P...

A: Enthalpy change is the amount of heat evolved or absorbed in a chemical reaction carried out at cons...

Q: mol

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Q: A 75.0 mL sample of 0.05 M HCN (pK, = 9.21) is titrated with 0.5 M NaOH. What is [H3O*] in the solut...

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Q: how would you properly balance this reaction?

A: Sodium borohydride, NaBH4, is a reducing agent. It reduces aldehydes to primary alcohols and ketones...

Q: For the following two compounds, the given names do not correctly follow IUPAC naming conventions. F...

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Q: Give the reaction mechanism of the given chemical reaction (synthesis of methyl salicylate)

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Q: The radioactive decay of a certain isotope is A first-order process that has a half-life of 242 minu...

A: Given data First order process for decay of isotope. half life : t1/2=242 min Time : t=45 min

Q: Calculate the formality and normality of a commercial solution of H2SO4 whose purity is 97% and its ...

A: 97% by weight of solution means 97 gram of H2SO4 in 100 gram of solution. Density of Solution = 1.82...

Q: For items 1 and 2: 4NH3 + 302 6H2O + 2N2 1. What is the mole ratio of NH3 to H2O? 2. What is the mol...

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Q: Calculate the number of nitrogen atoms in a 70.0 g sample of dinitrogen tetroxide (N,0.).

A: Given :- mass of N2O4 = 70.0 g  To calculate :- number of nitrogen atoms 

Q: How much heat will be released when 4.72g of carbon reacts with excess O2 according to the following...

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Atoms and Molecules

An atom is the smallest unit of an element that possesses all the properties of that particular element. Molecules are the smallest unit of a substance that possess all the properties of that particular substance.