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Q: Determine if NaHCO, is acidic, basic, or neutral by comparing the Ka & Kb of the amphiprotic species...

A: The aqueous solution of NaHCO3 is basic in nature.

Q: Write the electron configurations for the elements below. Use the following format with spaces betwe...

A: Given :-  Name of elements :  Nitrogen  Lithium  To write :-  Their electron configuration    s-su...

Q: a single molecule of tnt (trinitrotoluene) C7H5N3O6 contains

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Q: In the UV visible spectrum of (E)1,3,5-hexatriene, the lowest energy spectrum corresponds to: Sigma ...

A: The U.V spectroscopy is based on the different transitions in the molecule.  

Q: What is the major product to the following reaction? OH O OH OH CH2OH CH;CH,OH HCI o OCH2CH3 HO CH2O...

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Q: What precipitate forms when aqueous solutions of calcium bromide, CaBr2, and potassium phosphate, K3...

A: Here, we have to find the precipitate that will be formed when CaBr2 and K3PO4 are mixed.

Q: if you have 311.1 g of chromium that react with oxygen how many moles of chromium (III) oxide will y...

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Q: What are the SALCS made up ðf o oroltaIS nloved in forming P-F bonds in PF,?

A: Solution -

Q: I. List all the IMFS that are present in a pure sample of substance A below. The Lewis structure of ...

A: Different types of intermolecular forces found in a molecule are: London dispersion force(LDF) is th...

Q: The temperature of a beaker containing 194 mL (density of water is 1 g/mL) of water changes from 16 ...

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Q: Iron(II) iodide reacts with chlorine gas to produce iron(III) chloride and iodine. How many grams of...

A: Given :-  Iron(II)iodide + chlorine gas →iron(III)chloride + iodine  Volume of iron(II)iodide = 35.5...

Q: the haber process has allowed the industrial production of ammonia. which is important in fertilizer...

A: Given: The reaction is as follows: N2(g) + 3 H2(g) --> 2 NH3(g). The pressure, (P) = 213 atm. The...

Q: What is the function of carbohydrates? To prevent disease To provide energy To give protein To make ...

A: The main function of carbohydrates is to provide energy to our body. plant make their food by the pr...

Q: Combustion of hydrocarbons such as propane (C,H2) produces carbon dioxide, a "greenhouse gas." Green...

A: Given mass of propane = 0.370 kg temperature = 14°C pressure = 1 atm

Q: The Henry's law constant for O2 is 1.3 x 10 mol · L. atm at 25°C. (a) What is the concentration of O...

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Q: Which of these carbon is achiral? * CI 2 3 none 3,

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Q: The average lethal dose of heroin is 1.52 mg/kg of body weight. If a 300lb man consumes 0.25g of her...

A: Given that : Average lethal dose of heroin = 1.52 mg/kg body weight The weight of the man = 300 lbs ...

Q: AutoSave On homewrok - Compatibility Mode - Saved - o Search (Alt+Q) raghav grover RG File Home Inse...

A: SN2 is substitution nucleophilic biomolecular reaction.

Q: An aqueous solution containing 5.00 g of catalase, an enzyme found in the liver, in 100. mL of solut...

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Q: assuming the same crystla structure which will have larger magnitude lattice energy KCI or BaS

A: We have to compare the lattice energy between KCl and BaS

Q: After 4.00 years a 2.0 g sample of a radioisotope remains from a sample that had an original mass of...

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Q: 7) Calculate the change in internal energy (AE) for a system that is giving off 25.0 kJ of heat and ...

A: The internal energy change = -24.1 KJ (option D).

Q: enthalpy of vaporization

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Q: What is the relationship between the following molecules? CHO CH2OH H. OH Но H. HO H- HO. H- OH НО H...

A: Given molecules: We have to find the relation between these two molecules.  

Q: The vapor pressure of acetone (C;H,O) at 39.5°C is 400 torr. (a) If the boiling point of acetone is ...

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Q: A sample of gas held at constant volume is cooled from 228 °C to -75.0 °C. The initial pressure is 8...

A: According to Gay-Lussac's Law, P ∝ Tor, P1T1 = P2T2   Given,  T1 = 228 oC T1(K) = 228 + 273 = 501 K ...

Q: Using the information from number 4, calculate the empirical and molecular formula for the scenario ...

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Q: Group A column in the periodic table Period Plutonium A main group element Titanium An inner transit...

A: Given is table.  

Q: nitroglycerine C3H5N3O9 has the same proportion of

A: In Nitroglycerin C3H5N3O9 , Number of carbon atoms = 3 Number of hydrogen atoms = 5 Number of Nitrog...

Q: Please help.me.to identify these peaks

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Q: determine the oxidizing agent in the following 2 Na + 2 H2O --> 2 NaOH + H2

A: Given chemical reaction :  2 Na + 2 H2O --> 2 NaOH + H2

Q: how many moles of gas are in a ball with a total pressure 2.80 atm volume of 2.35 L at 15.91°C? give...

A: Given pressure = 2.80 atm volume = 2.35 L temperature = 15.91°C standard value R = 0.0821 atm-L/mol-...

Q: If 100. g of iron were reacted with 100.g of oxygen according to the reaction below, the maximum yie...

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Q: The density of water at 25 degree Celcius is at 0.9975 g/ml and the density of ethanol, C2H5OH, is 0...

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Q: A 489.9 gram sample of aluminum is initially at 25.7 C. It absorbs 38.27 kJ of heat from its surroun...

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Q: vvnicn of the following reactions is a syntnesis reacTioN: O a. Li 2 0 + H 20 - 2 LIOH O b. 2KCIO3 -...

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Q: the lead in an aqueous lead(II) nitrate solution can be precipitated out by adding potassium iodide....

A: Given, The lead in an aqueous lead(II) nitrate solution can be precipitated out by adding potassium ...

Q: 12. What is the volume (liters) of 64 g of O2 at STP?

A: Here, we have to find the volume of 64 g of O2 at STP.

Q: a Use the References to access important values if needed for this question. Complete the following ...

A: Note - Since you have asked multiple question, we will solve the first question for you. If you wan...

Q: Which of these would displace Fe in the substance FeSO, (ag) ? O a. Cu*2 b. Na +1 O o Cus) O d. Au(s...

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Q: write the chemical formula for strontium hydroxide

A: Chemical formula-  chemical formula draw to given compound name.  example - water  chemical formula-...

Q: molarity

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Q: if you have 26.4g of PCl5, how much water should you react to use up all of the PCl5 in the reaction...

A: The given reaction is, PCl5 + 4H2O ---> H3PO4 + 5HCl From the reaction, we can conclude that 1 mo...

Q: The vapor pressure of several solutions of water-propanol (C3H;OH) were determined at various compos...

A: “Since you have posted a question with multiple sub-parts, we will solve first three subparts for yo...

Q: A 90.7-g sample of ice, initially at -20.0°C, is completely converted into steam at 100.0°C. Calcula...

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Q: A mixtu them into gaseous products. The cylinder has a piston that moves in or out, as necessary, to...

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Q: Consider a O.855 M solution of LICI (molar mass = 42.39 g/mol). How many moles of LICI are in 62.1 m...

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Q: Calculate AH° for 1 mole of substance A using the information provided below. AHrxn° 2 A + B - 3 C +...

A: Given ΔHrxn  = -890.36 kJ ΔHf° (C) -393.5 kJ/mol ΔHf° (D)= -285.8 kJ/mol Since B is in elemental sta...

Q: Finish and balance the following reactions. A solution of calcium acetate reacts with a solution of...

A: Formula of calcium acetate = Ca(CH3COO)2 Formula of sodium carbonate = Na2CO3

Q: CH3COCH2 CH&NH2 a) # valan ce e 6) # of electrons for sigma c) # of non-bonding e pair d) # Pi bonds

A: Calculate valence electron, number of sigma bond, lone pair or pie bond in the given compound--