In the decay series of thorium-232, thorium-232 decays to radium-224 and then to radon-220. What type of radioactive material is given off in each step? A. beta; gamma B. alpha; alpha C. alpha; beta D. beta; beta

Q: 78. Identify the spectator ions in this ionic equation: 2 NH, (aq) + S²- (aq) + Zn²* (aq) + 2 CIO,…

A: In this question we have to tell the spectator ions in the ionic equation.

Q: In the Iron REDOX titration, the specific which specific indicator \ produces soluble red-colored…

A: In the iron redox titration the thiocyanate when used as an indicator gives a soluble red coloured…

Q: The basic setups for electrochemical measurement include all of the following, EXCEPT: Group of…

A: ✓When electrochemical cell is dead or at equilibrium then it is in non-functional condition,So…

Q: A solution of CaCl, in water forms a mixture that is 29.0% calcium chloride by mass. If the total…

A: Given: Mass% of calcium chloride = 29.0% Total mass of the mixture = 319.0 g

Q: To prepare the buffer, a total volume of 500 mL is required. The stock solution of the weak base is…

A:

Q: You have 500.0 mL of a buffer solution containing 0.30 Macetic acid (CH₂COOH) and 0.20 M sodium…

A: Volume of buffer solution = 500 mL = 500 × 10-3  L Molarity of  Acetic acid = 0.30 M Molarity of…

Q: 1. Based on the shape of the curve, what is the nature of the analyte? Strong acid Strong base Weak…

A: This curve represents the titration of a strong acid with a strong base. 1) The nature of the…

Q: Electrolyte Solutions: Milliequivalents TABLE 12.3 VALUES FOR SOME IMPORTANT IONS ATOMIC OR ION…

A: the concentration of a compound gives the relationship between the amount of solute and solvent. It…

Q: Question 3 What variable is correlated in the titration based on Nernst equation? Potential energy…

A: Nernst Equation    Ecell = potential energy of the cell  E°cell = standard potential energy of the…

Q: Limiting Reagent EXAMPLE Limiting Reagent Reaction 1-9 requires one mole of oxalate for each mole of…

A:

Q: give the oxi dation and reduction half- reactions that have talden pla ce ins Dioxovanadiumev] t…

A: A neutral atom can gain electron and form the negatively charged ion while a cation gains electron…

Q: A solution is prepared at 25 °C that is initially 0.42M in ammonia (NH,), a weak base with K, = 1.8…

A:

Q: Determine the  if IONIC or COVALENT. In capital letters only.  (a) Cl2CO (b) MnO (c) NCl3

A: In this question, we will determine that these compounds are ionic or covalent.  You can see the…

Q: 76. These equations represent precipitation reactions. Rewrite them as complete ionic equations. a.…

A: The complete ionic equation indicates all of the dissociated ions in a chemical reaction

Q: any grams of CO is

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Q: 4. Compute for the titratable acidity of vinegar sample if 6 ml of 1.0 N NaOH was used to titrate 25…

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Q: A B These two compounds can be labeled as: O a. identical Ob. different molecules O. constitutional…

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Q: Hot apple cider is often flavored with cloves, giving the beverage a distinctive aroma. One of the…

A: Given:

Q: Determine if the synthesis of sulfuric acid is a spontaneous reaction at 25°C. Chemical Equation: S…

A:

Q: If we have more than one substance with a large difference in melting point and we want to prepare a…

A: Film is a coating substance with different materials.

Q: Naproxen, sold under the brand name Aleve among others, is a nonsteroidal anti- inflammatory drug…

A:

Q: 1. A dust explosion occurs in a saw mill. a catalytic converter. Cataluct Concentratin 8. Calcium…

A: Those chemical compounds which are reacting together to form the new one are known as the reactants.…

Q: out acid base equilibria and explain to me step by step on whats happening in the video with long…

A: Acid base equilibria: Reagents and tools used are, 0.1 M HCl 0.1 M acetic acid Distilled water…

Q: Check Your Understanding Fill in the blanks in the paragraph below. In Fig. 7-2, if the piston was…

A: Given:

Q: Differentiate direct dyeing from ingrain dyeing. Considering the structure of cotton and Sudan-1,…

A: Dye is a chemical compound which gives colour. It is used for the coloration of the papers, fabric…

Q: Draw a plausible mechanism for the reaction shown below. Provide explanations for each step in the…

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Q: An unknown sample containing mixed alkali (NAOH, NaHCO3, or NazCO3) was analyzed using the double…

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Q: Show that the following reaction obeys the law of conservation of mass assuming there is 0.300g of…

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Q: According to your solubility rules, hydroxides of Ca, Sr, and Ba are only slightly soluble in water.…

A: Substances which are able to generate OH- ions in aqueous solutions are considered as bases.…

Q: Ligands X, Y, and Z form octahedral complexes with Cu2* ion resulting to yellow, orange, and red…

A: ✓Following is the increasing order of ligand field strength Z<Y<X So the correct answer is (C)…

Q: 3. Calculate reaction AH°rxn and reaction AU°rxn for the reaction: TiCl4(1) + 2H2O(1) → TIO2(s) +…

A: Given reaction is :  TiCl4 (l) + 2H2O (l) ------> TiO2 (s) + 4HCl (g)  Calculate the standard…

Q: Suppose 50.0 g of solid bromine at its melting point of -7.2oC is heated, eventually producing…

A: We need to find which of the given steps will need maximum heat energy

Q: Question 8 Which titrimetry is refrerred to by the following v Uses permangante as its Titrant A.…

A: Iodimetry titration uses iodide(I-) which is reducing agent. Starch is used as indicatore because I2…

Q: Question 8 Which titrimetry is refrerred to by the following v Uses permangante as its Titrant A.…

A:

Q: Question 9 How do you call the redox tritarion the used KMN04 as titrant? O titrimetry…

A: The redox titration, where KMnO4 used as titrant, is called :- Permanganimetry .

Q: Determine if the acid-base neutralization reaction of hydrochloric acid (HCI) with sodium hydroxide…

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Q: What is the freezing point of a 10% by mass solution of ethanol in water? Kf H2O = 1.86 °C/m

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Q: [1] TRUE OR FALSE The higher the percent conversion of a reaction, the lower is the temperature of…

A: The rate of a reaction is directly proportional to the temperature of the reaction. The higher the…

Q: 2. The rate constant for the first-order reaction: SO2Cl2(g) = SO2(g) + Cl2(g) is 2.2 x 10–5 s --1.…

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Q: Predict two likely products of the following reaction. CH3 Br NaOC(CH3)3

A: In this question we have to tell the product of the reaction.

Q: (Q84) With respect to the following unbalanced redox equation that takes place in a basic…

A: The given unbalanced redox reaction is: Zn(s)+NO3-aq→ZnOH42-aq+NH3g

Q: Properties of soap and detergent   SOAP DETERGENT Emulsifying ability

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Q: Give the Structure and IUPAC name or common name of Amide component of black and white pepper.

A: ✓It has a distinctive pungent flavor due to the presence of an alkaloid piperine. ✓piperidine is the…

Q: what is the type of linkage below? is it reducing or non reducing?

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Q: For the titration of a strong acid with a strong base, which statement below is FALSE?

A: Answers = only this statement are FALSE The indicator changes color at the end point due to excess…

Q: Show all pertinent calculations. Express final answer up to 4 decimal places. I. STANDARDIZE THE…

A: #1: IO3-(aq) reacts with S2O32-(aq) according to the reaction below: IO3-(aq) + 6S2O32-(aq) +…

Q: A 40.00 mL sample of 0.1000 M diprotic malonic acid is titrated with 0.0900 M KOH. What volume KOH…

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Q: chemcollective.org/activities/autograded/124 (Upd NMAT Reviewers 4 NMAT Reviewers -.. Blackboard…

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Q: Sigma bonds are formed via head on overlap of orbitals. Select one: True O False

A: Given statement,  sigma bond is formed via head on overlap of orbitals.

Q: A rock formed with 1000 atoms of a radioactive parent element, but only contains 250 radioactive…

A: Given, A rock formed with 1000 atoms of a radioactive parent element, but only contains 250…