Consider the Table of Unknowns reacting with Group Precipitants provided. Which of the following unknowns is or are Anions and which of the following unknowns is or are Cations?

Q: For the reaction: C (s) + CO2 (g) ⇌ 2 CO(g) Kp = 167.5 atm at 1000°C. What is the partial pressure…

A: Given, C (s) + CO2 (g) ⇌ 2 CO(g) Equilibrium constant (Kp) = 167.5 Temperature (T) = 1000°C Partial…

Q: Electrochemistry Pre-lab A 1) Which process takes place at the anode of an electrochemical cell?…

A: Since you have asked a question will multiple sub-parts, we will solve first three sub-parts for…

Q: he radioactive isotope strontium-81 is used in medical imaging as indicated on the table above. If…

A: Given->  Initial amount = 40.7 mg Time = 88.8 minutes  Half life = 22.2 minutes.

Q: CI CH3

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Q: Which of the following describes the reaction: positron emission O beta decay reaction bombardment…

A: Given that, a decay reaction is We have to tell the type of the decay reaction.

Q: What products are produced by acid hydrolysis of the compound shown here? A) propanoic acid and…

A: From the mechanism of acid hydrolysis of ester We get the answer below

Q: Complete and balance the following equation. The missing term is _____.                   Rb-92    →…

A: Rb -92 ---> ___ + -1b0 There occur beta elimination reaction . In beta elimination reaction…

Q: Co is used in radiotherapy and has a half-life of 5.26 yr. How long does it take for a sample of 0…

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Q: Which of the following will produce a solution that is less than 7 (i.e. acidic solution)? Select…

A: Answer: We need a solution that has pH less than 7, which means solution must be acidic and that…

Q: 1. Name the major product of the reaction between (S)-2-bromohexane and KCH3COO. Be specific with…

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Q: Fill in the equilibrium table for the reaction of H2(g) and N2(g) to form NH3(9). Initial…

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Q: i have an unknown quantity of gas at a pressure of 10 atm a volume 15 liters and temperature of 35…

A: Given-> Pressure (P) = 10atm Volume (V) = 15 L Temperature (T) = 35°C = 35 + 273 = 308 K

Q: Write the formation equation for X-(aq), MX(s), and M+(aq). Assume all atoms used are monoatomic…

A: Here we have to write the formation equation for given atoms assuming they are monoatomic solids in…

Q: Fill in the units for the apparent rate constant for each reaction order given below. L/mol-s…

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Q: ank the following acid derivative classes in order of increasing reactivity with the same…

A: 8) the increasing order of reactivity with the same nucleophile is:

Q: Draw and label a dipeptide reaction between two generic reactants. Please make sure you label the…

A: A dipeptide is a organic compound formed by the reaction of two amino acids through peptide bond.…

Q: What is the coefficient of iodine (L) when the following equation is balanced? Al (s) + I (s) - AI3+…

A: For a balanced reaction number of electrons transferred must be same.  Also number of atoms of each…

Q: DNuy The ond

A: The overall complex Li4[Mo4(CH3)8] has two parts : Ionisation sphere which is outside the third…

Q: 3. (1) Show the all shapes of bonding and antibonding molecular orbitals (MOs) by combinations of…

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Q: At a certain temperature, K. = 0.914 for the reaction NO,4) + NOg) N2OG) + O2) A mixture was…

A: Given reaction is:   NO2(g)+NO(g)↔N2O(g)+O2(g)

Q: Part A Calculate the equilibrium constant for each of the reactions at 25 °C. Pb?+ (aq) + Mg (s) →…

A: For any electrochemical reaction redox reaction occur Here we are required to find the equilibrium…

Q: Which of the following molecules would be the least polarizable? O CH3CH3 O SİH3SİH2SİH3 O SİH3SIH3…

A: The polarizability of a molecule is determined by the net polarity of the bond, or in other words,…

Q: Curved arrows are used to illustrate the flow of electrons. Follow the arrows and draw the…

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Q: do the following: name the compounds

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Q: 22. When heated, the decomposition of mercury (II) oxide will produce oxygen gas. 2 Hg0 (s) → 2 Hg…

A: It is an example of thermochemistry  Here we are required to find the volume of oxygen gas produced…

Q: How to prepare 0.10M of sodium thiosulphate

A: Given that molarity of sodium thiosulphate (Na2S2O3)is 0.10 M Molar mass of Na2S2O3 is 158.11 g/mol

Q: How many hydrogen atoms are in a 12.2 g sample of ammonia?

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Q: A small amount of Mg-EDTA is often added in the titrimetric determination of water hardness. Why?…

A: EDTA  a complexing agent designed to bind metal ions quantitatively, forming stable, water soluble…

Q: Determine the pH at one-half of the equivalence point. Express your answer to two decimal places.…

A: The pH at the half of the equivalence point, at the equivalence point and the after adding 6.0 mL of…

Q: Draw the major product of this reaction. Ignore inorganic byproducts.

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Q: A chemist prepares a solution of sodium carbonate (Na, CO,) by measuring out 1.57 g of sodium…

A: Given- Weight =1.57 gram volume =50 mL=0.050L

Q: A 30.0 g sample of chromium is heated to 100.0 °C in a boiling water bath. The sample is added to a…

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Q: AIRBAG LAB EXPERIMENT 1. What are the assumptions you used when calculating the amount of NaHCO3 and…

A: Assumption : Baking soda is the only limiting reactant. In other words, there is essentially an…

Q: Consider the titration of a 20.0 mL sample of 0.105 M HC2H3O2 with 0.125 M NaOH. Determine each of…

A: d) pH at half equivalence point concentration of HC2H3O2 = C2H3O2Na pH = pKa = 4.74 e) pH at…

Q: A chemist crystallizes 21.3 grams of solid and isolates 15.6 grams after dissolving it in 50.0 mL…

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Q: What is the stereochemistry from the structure, geometrical and optical isomer of phenoxybenzamine ?…

A: Here we have to determine the number of geometrical isomers and optical isomers of the given…

Q: Source Dose (mrem/year) Naturally Occurring Radiation Cosmic rays Terrestrial radiation (rocks,…

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Q: Classify each of the atomic views pictured on the left according to whether the reaction must…

A: We have to predict the direction needed for achieving equilibrium.

Q: weak base/strong acid SA) titration. Prior to the ning of the titration, there 0.0280 moles of…

A: Given,  Molarity of Base(C) = 0.70 M Kb = 1.7×10-9 pKB = 8.77  Formula of pOH pOH = 1/2(pKb -…

Q: lodine-131 is used to treat Graves disease, a disease of the thyroid gland. The amount of 131| used…

A: Given: Dose is 86 microcuries per gram of 131I of thyroid gland Weight of thyroid gland= 18 g We…

Q: I. (a) Determine the metal-metal bond order consistent with the 18-electron rule for the following :…

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Q: Using a skeletal structure, give the structure corresponding to the name (s)-3-iodo-2-methylnonane.

A: Note : write parent chain first. Then substituents to parent chain and wedge/dash line to…

Q: Find the theoretical volume of air at 20 deg. C and 100 kPaa to burn 1kg of coal. A = 5.36% W = 3%…

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Q: Draw the product of the reaction shown below. Ignore inorganic byproducts. 1. CH.CH2MGBR 2. H3O*…

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Q: Complete each of the following nuclear decay reactions. -je 4C → B + 225 89Ac - 221 87 Fr + 13M9 →…

A: A nuclear reaction involves release of energy either by fission or by fusion.

Q: A chemist carefully measures the amount of heat needed to raise the temperature of a 0.24 kg sample…

A: Given: Mass of sample : 0.24 kg Initial temperature = 33.8oC Final temperature = 43.9oC Heat needed…

Q: Draw the gauche conformer of the following compound looking down the indicated bond. NOTE Answer the…

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Q: A 2.00 g sample of a salt (MX(s)) is added to 20.0 g of water at 22.0 °C in a calorimeter. The…

A: Given that, a 2.00 g of a sample of a salt MX(s) is added to a 20.0 g of a water at 22.0oC. So, the…

Q: 1. Identify which type of hybridization the pointed element exhibit a. SR. b. sp2 C. sp3 d. sp4 2.…

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Q: How much work is done at 25 °C during the combustion of 2.03 g of ethanol, C2H5OH?

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