Calculate the pH of each of the following solutions from the information given.

Q: When 20 calories of heat is added to 2.0 grams of water at 15 degrees Celsius the temperature of…

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Q: Discuss the factors that affect both the absorption and distribution of drugs.

A: Drug absorption in general depends on the lipid water solubility of the drug, dosage form,…

Q: 26.0 g of carbon dioxide gas is stored in a cylinder (a malfunctioned fire extinguisher) with a…

A: Weight of CO2 = 26.0 gm Volume = 15.0 L Pressure = 3.00 atm R= 0.0821 atm-L / (mole.K)

Q: Nitric acid is often manufactured from the atmospheric gases nitrogen and oxygen, plus hydrogen…

A: NH3 is formed from Haber process ..

Q: Calculate the pH of the follo 0.39 M NH4CI (рКp fo O a. 2.57 O b.4.83 с. 9.67 O d.4.33 O e. none of…

A: Given, pKb = 4.74  Concentration of Salt(C)= 0.39 M It is salt of weak base -strong acid type salt .…

Q: What are the characteristics of beta radiation? Particles of negative charge and relatively large…

A: Option B is correct answer. Particles of negative charge and very O little mass, with moderate…

Q: QUESTION 1 Begining with 1 M concentrations of each reactant and product at pH=7 and 25.0 degrees C,…

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Q: What is the comrect product for the following reaction? H2N. .CI H2N. H2N. II H2N. IV Select one:…

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Q: You are asked to complete the weekly StrongPak Scan. It contains several loose pills, unwanted bulk…

A: StrongPak scan is the tool to scan and get to know about the medicines. It is used to know the terms…

Q: 1. Occurs outside the nucleus of an atom 2. Mostly irreversible 3. Breaking of old bonds and…

A: Branch of chemistry dealing with the change in nucleus of an atom when bombarded with any energy…

Q: Answer ques 2. Please and thank you.

A: GIVEN:-

Q: Problem 11117 IR Spectrum quid Ne 4000 1738 3000 2000 1600 100 V (em') 1200 B00 B0 Mass Spectrum 60…

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Q: Ca is 42 Mass =

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Q: If you replaced the aromatic phenols in the salen ligand with pyridines, do you expect the…

A: A question based on coordination compounds that is to be accomplished.

Q: 2.) Draw 1 isomer of the compounds in item no. 3, and state the type of isomerism. Example:…

A: Since you have asked multiple questions we will answer the first one for you. To get the remaining…

Q: Outline a process that you would take to create a hypothetical activity series for 3 unknown metals…

A: Given: 3 unknown metals A, B and C. And to create a hypothetical activity series.

Q: GIVE THE BALANCED CHEMICAL EQUATION FOR THE FOLLOWING REACTIONS: 1. THE REACTION BETWEEN SOLID IRON…

A: Balanced chemical equation: Balanced chemical equation can be define as the reaction in which number…

Q: 10. If the pH of a solution increases by 2 units (ex. From 1 to 3) then the ratio of the new to the…

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Q: Complete each statement: 1. When temperature of a gas increases under isobaric conditions, volume […

A: Let us discuss the question.

Q: The table below lists information about the radioactive decay of three nuclides. Fill in the missing…

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Q: 1. If heat is observed as products were formed means that the reaction is b. endergonic d. both b…

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

Q: dentify which of the following processes will be spontaneous or nonspontaneous. 1. Driftwood…

A: Ans- spontaneous process- It is defined as the process which take place itself called spontaneous…

Q: 14. Cr (BrO3)3 + Ta2(MnO4)5 → Cr2(MnO4)3 + Ta (BrO3)5 15. Nazs • 8 H2O + A → Na2S + 8 H2O = 16.…

A: According to the Law of conservation of mass " all atoms of different elements must be equal on both…

Q: What is the function of the warm water in and cold water out in a distillation set-up?

A: The cold water inlet is positioned below the outlet, ensuring that if air bubbles are in the water…

Q: Describe two ways to make a chemical reaction proceed faster, and explain why the rate increases…

A: Chemical kinetics can be defined as the branch of chemistry that deals with rate of chemical…

Q: Calculate the pH of a solution that is 0.70 M in HF (Ka =7.2 x 104) and 0.66 M in NaF. а. 3.40 O…

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Q: 1. Use the given standard entropy values to calculate the standard entropy change to convert…

A: 1) Given, 4HCl(g) + O2(g) → 2Cl2(g) + 2H2O(g) S°(J/K.mol) HCl(g) = 186.8  O2(g) = 205 Cl2(g) = 223…

Q: A fully-mixed circular tank, 20 meter in diameter, with inflow at center and outflow along the…

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Q: If 23 grams of iron (II) chloride reacts with 41 grams of sodium phosphate: (a) what is the…

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Q: This is the chemical formula for nickel tetracarbonyl (a powerfully poisonous liquid used in nickel…

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Q: A sample consisting of 2.80 mol of diatomic perfect gas molecules at 250 K compressed adiabatically…

A: Given,  Number of moles, n = 2.80 mol  Change in Temperature, ∆T = (300-250) = 50 K  Cv = 27.5…

Q: In order to write the correct mass-action expression (reaction quotient, Q.) for a reaction we must…

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Q: 9. The base ionization constant K, describes which of the following reactions for a weak base, B, in…

A: Base dissociation constant ( Kb ) is the equilibrium constant that refers to the ionisation or…

Q: The pOH of 0.050 M HCl is

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Q: Be sure to answer all parts. Draw an organic compound that fits each set of criteria. Guide an amine…

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Q: Gas 1: H2Se(g) Gas 2: CH3NH2(g) Gas 3: C2H6(g) Gas 4: NO2F(g) Gas 5: CH3PF2(g) Which gas would have…

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Q: 1.) Draw the following compound. If, and only IF, the name is inappropriate give the correct name of…

A: Procedure for writing structure of a compound from IUPAC name  • Locate the root word of the…

Q: A solution is prepared by mixing 30.0 mL of 0.0100 M Mg(NO3)2 and 25.0 mL of 0.100 M NaF. Calculate…

A: GIVEN:-

Q: what type of bond is formed between carbon and hydrogen in each monosaccharide? a. ionic bond b.…

A: Carbohydrates are made up of monosaccharides linked together into polysaccharide chains by a type of…

Q: a-Write the reachion that Zncery| ZuCla (o-555 mol kigl) Ag Cleery t Ageory delivers current and…

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Q: The names and chemical formulae of some chemical compounds are written in the first two columns of…

A: Ionic compounds are those compounds in which ions are formed when dissolved in water.

Q: Question 10 Draw the Short Hand (Line) diagram for each of the following organic compounds and state…

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Q: 5. Calculate A H for H2(g) + Cl, (g) → 2HCI (g) based on the reactions: AH = -176 kJ AH = -99.22 kJ…

A: Given, a) NH3 (g) + HCl (g) → NH4Cl (s) ∆H = -176 kJ b) N2 (g) + 3H2 (g) → 2NH3 (g) ∆H = -99.22 kJ…

Q: Determine the structure of the chemical using spectral data from IR, H-NMR, and C-NMR. Present the…

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Q: Assuming that the octet rule is obeyed, write out the electron configuration for the ion formed by…

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Q: Find the AH for the reaction below, given the following reactions and subsequent AH values: SO:(g) +…

A: The value of ∆H depends upon the Stoichiometry of the reaction If the reaction is reversed then ∆H…

Q: Explain the difference between Toxicokinetics and Pharmacokinetics

A: In case of drugs, absorption is a process through which drug enters into body of living organisms.…

Q: A student was tasked to determine the order of a chemical reaction using the same method that we…

A: The graphs based on the data are given as, Given: Student determined order of reaction is 1. And…

Q: How will you know that the Volumetric assay reached the Endpoint?

A: In volumetric analysis, endpoint means there's just one excess drop of the titrant.

Q: Which of the following would produce a basic aqueous solution? а. NaHCO3 O b. KCI Ос. СО2 O d. NH4CI…

A: (1) Different type of compounds or Molecules mixed with water to give different type of Solutions.…