could u pls give me example of substances has an activity of 1? is it pure water has an activity of 1?

Q: Provide an equilibrium constant for this reaction. OLi H. Li-N H-N pKa - 23 pka - 36 A. 1059 В.…

A: This is an acid base reaction where HA is the acid and B is the base. A- is the conjugate base and…

Q: CAUTIONI!! etivity 7. Looks can be deceiving! aterials: tand cold water Be careful in handling hot…

A: The Above experiment is hot and cold water dye experiment. Where dye or any food colour Is added…

Q: A0.43 Mof a solution of week acid is 3.0 % dissociated. The PKa value of the acid is: (Write your…

A: No. of moles of H+ = 0.43 - 0.43×3100= 0.4171

Q: d. What is the role of moderators? Give examples of moderators. e. Why do you need to enrich…

A: Nuclear reaction : It is a type of reaction where either two nuclei collide or a nucleus and…

Q: Question 13 of 14 View Policies Current Attempt in Progress -/1 E ⠀ Malachite is a green copper…

A: The reactions which involves the extraction of Copper from Malachite are  Cu2 CO3(OH)2 (s) + 2 H2…

Q: The stability const.(formation const.) of EDTA is (ionization const.) is 8.35 x 10-22. when the…

A: We have given that for EDTA  The instability constant = 8.35×10-22  And we have to find the…

Q: Calculate the activity of I03 in a saturated solution of La(IO3)3 with 0.01OM La(NO3)3. Ksp = 1.0 x…

A:

Q: Given a solution containing 0.010 M CaCl2 and O.020 M MgCl2, what is the activity of Ca2+? O 0.0034…

A: Given: Concentration of CaCl2 = 0.010 M And concentration of MgCl2 = 0.020 M

Q: Part B: The Nernst Equation Write the Nernst equation? for the reaction Cu²* (ag) + Zn (s) → Zn2+…

A: The given equation is, The Nernst equation for the above equation can be written as follows,

Q: Suppose that 10 units of beryllium are present in a living organism and that the half-life of…

A: Here i have calculated the age of material

Q: Br (aq) -121.6 (a) Calculate the enthalpy of dissolution for KBr(s) from the data. The lattice…

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Q: Each equation shows a radioactive isotope giving off some form of radiation, labeled X. Which…

A: * Alpha Particle ( 4X2 ) :-                         1) it doesn't have charge…

Q: A standard galvanic cell is constructed in which a Cu2+ | Cu half cell acts as the cathode. Which of…

A: The correct statement about galvanic cell is given below

Q: Given a solution containing 0.010 M CaCl2 and 0.020 M MgCl2, what is the activity of Ca2+?

A: Activity of ion is expressed  by the effective  concentration  of ion. In the solution CaCl2 and…

Q: Type of Reaction:

A: This is a multipart question, so we are allowed to solve three questions starting in multipart.…

Q: Consider the reaction below. If 4.6 moles of oxygen react with excess iron (II) sulfide, how many…

A: Ds6

Q: 1.A vial of 133Xe gas is calibrated at 22 MCI at 6 a.m. on March 1st what is its activity at 6 p.m.…

A: Answer: Given data- 51 Cr sodium chromate standard solution contain 15 uCi/ ml when it was produced.…

Q: er Community College + 6KNO; How mony 3 of are product If 19. 95 NNG), reacts

A: Molar mass of Ni(NO3)3 = 182.703 g / mol Molar mass of Ni2(SO4)3 = 405.575 g / mol

Q: Sulfuryl chloride, SO₂ Cl2, decomposes when heated. SO₂ Cl₂ (g) → SO2(g) + Cl₂ (g) In an experiment,…

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Q: What is the Arrhenius equation?

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Q: Itaic cells Electrolytic Cells

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Q: The formation of layer in Chemical adsorption is?? a. mono layer b. multi layer c. Infinity d.…

A: When a gas is held to the solid surface by forces similar to those of chemical bond which may be…

Q: Home X CHE101_02: Intro to General Che x 101 Chem 101 х app.101edu.co myClackamas Login CUnofficial…

A: The balanced reaction between butane and oxygen is written below.2C4H10 (g) + 13O2 (g) → 8CO2 (g) +…

Q: Sea water average density is 1.02 g/mL and it contains an average of 1.08x103 ppm of Na+ and 270 ppm…

A: Given,  Density = 1.02 g/mL  Part per million of Na+ = 1.08 x 103 ppm  Part per million of SO42- =…

Q: 8) During ice ages the oxygen 18 to oxygen 16 ratio in the ocean will _____. A) decrease because…

A: 8) The two isotopes of oxygen given are oxygen-18 (heavy) and oxygen-16 (light). The oceans have…

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

A: 2HI(g) <---> H2(g) + I2(g)  Number of moles of HI = 3.49 moles ; H2 = 0.660 moles  I2 = 0.392…

Q: 2. Radioactive cobalt-60 is used extensively in nuclear medicine as a y-ray source. It is made by a…

A: A question based on nuclear chemistry that is to be accomplished.

Q: 31n 15 undo 32 H → P+? 15 Express your answer as a particle. ΑΣφ ? OA chemical reaction does not…

A: Identify ? mark of the given reaction ?

Q: MISSED THIS? Read Section 6.7 (Pages 235-238); Watch IWE 6.12. Oxygen gas reacts with powdered…

A: The chemical equation for reaction between Al and O2 is as follows: 4Als+3O2g→2Al2O3 The pressure is…

Q: A Moving to another question will save this response. uestion 7 A sample of 121 has a half hfe of…

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Q: A fossilized bone is found to contain 0.1% of its original amount of C-14. Determine the age of the…

A: Answer: Radioactive decay is the first order reaction, therefore integrated rate law of first order…

Q: () Bu SnH/AIBN PhSe. HO. (H) .... HO Bu,SnH/AIBN H.

A: The given reaction is based on the mechanism which undergoes the formation of free radical. The…

Q: The separation of uranium and plutonium by TBP is the key aspect of nuclear fuel reprocessing. If…

A: A question based on concentration terms that is to be accomplished.

Q: State the type of Chemical Reaction 1. BaCl, + H2SO, → 2. C6H12 + O2→ 3. Zn + CuSO,→ 4. Cs + Br,→ 5.…

A: 1. It is a double displacement reaction. 2. Hydrocarbon in presence of Oxygen is combustion…

Q: Calculate the activity of 103° in a saturated solution of La(IO3)3 in water. Кр 3 1.0 x 10-11 а. 2.0…

A: If the solubility of ions is s in the given compound, then we can say that La(IO3)3 will be…

Q: [8] A sample of °Kr (t1/2 = 32 s) is to be used in a study of a patient's respiration. How soon…

A: Solution  t1/2 = 32 s

Q: Radiative Forcing Radiative forcing, R, measures the influence of carbon dioxide in altering the…

A: Given the equation of Radiative forcing R:   R = 6.3 ln(CC0)   Given that the current  Carbon…

Q: ALEKS ← → C x A ALEKS - Tanvi Damle - Learn X 505 Missing Women.pdf X b Answered: A mixture of…

A: