Q: 1. Write the balanced equation, and find the E° when the following halfreactions are combined:Au3+(a...
A:
Q: Please help me please
A: Empirical formula are the formula which represent simplest ratio of an element present in a given co...
Q: What volume of a 0.144M calcium hydroxide solution is required to neutralize 16.7mL of a 0.284M hydr...
A: Answer
Q: A chemist follows the reaction: 2Kl (aq) + Cl2 (g) = 2KCl (aq) + I2 (g) If he has excess of chlorine...
A: We have 225.0 mL of a 2.51 M solution of Kl, we have to predict amount of I2 that can be formed.
Q: A tank holds two gasrs. The total pressure is 150. atm. If the partial pressure of one of the game...
A: Given that, PT=total pressure=150 atm PA=35 atm PB=?
Q: monphere oreducts ons chemical weathering rock Which of these is a property of water that allows it ...
A: Water transport many materials through rivers , seas , canals etc.
Q: What are 5 reactions that can create acetophenone?
A: Answers given as follows
Q: Help me
A: We will calculate All parts of questions
Q: The quantity of antimony in a sample can be determined by an oxidation-reduction titration with an o...
A: Given Mass of sample = 6.05 g Volume of KBrO3 = 23.7 ml Molarity of KBrO3 = 0.145 M Standard values...
Q: Draw the organic products formed in each reaction. H,N. a. CH;OH, H* OH (CH3),CO. е. H2 OCH,C3H5 Pd-...
A: Introduction: When a carboxylic acid reacts with alcohol, its forma an ester product along with remo...
Q: 90 80 NH,CI 70 HCI 60 KCI 50 40 NaCl -KCIO, NH, 30 20 10 0- 10 20 30 40 50 60 70 80 90 100 Temperatu...
A: Solubility of KNO3.
Q: 25. If AGº for a reaction is positive, the reaction is (a) spontaneous. (b) spontaneous at high temp...
A: In chemical thermodynamics, Gibbs free energy is the thermodynamic potential that can be used to cal...
Q: For ammonia (NH3), the enthalpy of fusion is 5.65 kJ/mol and the entropy of fusion is 28.9 J/K-mol. ...
A: For a spontaneous reaction, the value of Gibbs free energy change is negative. Write the expression ...
Q: 1/ Hydrolysis of CH,CH,NO, with 85% H,SO, gives?
A: “Since there are multiple questions and it is not mentioned that which one has to be solved so I am ...
Q: Identify at least one polyester fiber with a structure or carbon chain length that is different than...
A: Fiber is a thread-like structure that is used to produce yarn and then fabrics. Fibers are mainly tw...
Q: A. What is the hybridization of the central atom in SF;Cl? Hybridization = What are the approximate ...
A: The answer is given as follows
Q: Formic acid (HCOOH; structural formula shown below) is secreted by certain species of ants when they...
A: Covalent bond is formed by the sharing of electrons between two elements. This bond can be single bo...
Q: 1. At temperature equal to 0 K, the volume of an ideal gas equal to zero. This is: 2. Calculate the ...
A: 1. At temperature = 0 K, Volume of an ideal gas = 0 This is absolute zero.
Q: draw structure for: N-(4-Nitrophenyl)diazobenzene
A: Answer
Q: List the regents in order that can be used to prepare hexanoic acid from 1-butene.
A:
Q: (1) Identify each of the following half-reactions as either an oxidation half-reaction or a reductio...
A:
Q: How many moles of chlorine gas at 120.0°C and 26.1 bar would occupy a vessel of 33.5 L? R = 0.08314 ...
A:
Q: Given the following data: 2H, (9) + C(5) — Сн, (9) A G° = -51 kJ 2H3 (9) + O2 (g) → 2H2O(1) A G° = -...
A: Thermodynamics is the branch of chemistry which deals with the study of heat and other forms of ener...
Q: 6. Calculate ASuniv, and state whether the reaction occurs spontaneously at this temperature. Given:...
A: Entropy explain how the energy in the universe is distributed. There is a constant amount of energy ...
Q: If volume = 125 ml at 755mmHg, find volume at 780 mmHg ( temperature, n=constant )
A: Using ideal gas equation, PV=nRT PV=Constant , when n and T are constant.
Q: Solubility Curve for KNO3 150 140 130 120 110 100 KNO, 90 80 70 60 50 40 30 20 10 10 20 30 40 50 60 ...
A: The solubility of any component in a solvent is defined as the maximum amount of that solute that ca...
Q: When you open a bottle of soda, bubbles rapidly form and gas fizzes out. What is the best explanatio...
A: Given : When you open a bottle of soda, bubbles rapidly form and gas fizzes out. .
Q: Chemistry Question
A:
Q: You work as an intern at a drug testing facility. The head scientist asks you to prepare 50.0 millil...
A: Molarity is defined as number of solute present in 1000 ml of solution . Mole= MOLARITY×volume(lit...
Q: 3// When CH;COOH reacts with CH3-Mg-X formed?
A: Answer
Q: You were given with 0.025 M acetic acid and 0.025 M NaOH. You were then instructed to prepare a 10.0...
A:
Q: Draw and name the type of bond that forms between amino and carboxyl groups in peptides.
A: NOTE : There is a minor typo error in the question. It will be carbonyl group and not carboxyl group...
Q: Chemistry Question
A: Lewis structure is also known 'Lewis/Electron dot structure' are the diagramthat shows the bonding b...
Q: A 21.57 gram sample of an organic compound containing C, H and O is analyzed by combustion analysis ...
A: From mole ration of substance reacting together, empirical formula can be found out.
Q: 20. Calculate Kc for the following equilibria: CO(g) + Cl2g) 00 COC12«g); Kp = 3.9 x 10-2 at 1000 K....
A: Kp = Kc (RT)∆n Where, ∆n = number of product molecules - number of reactant molecules
Q: A solution containing a mixture of metal cations was treated as follows. 1. Dilute HCl was added and...
A: The following data is helpful in separating metal ions in a mixture. And identify an unknown cations...
Q: 4// What is the product in the given reaction when benzyl chloride reacts with benzen?
A: We will write the final product
Q: 12 pH 7- ml added me titration curve represents the titration of (a) strong acid titrates a strong b...
A: We have to tell what this curve represents .
Q: Which classes of amino acids have side chains that can form ion-dipole interactions with water?
A:
Q: What is the molar solubility of AgCl (Ksp = 1.80 × 10⁻¹⁰) in 0.990 M NH₃? (Kf of Ag(NH₃)₂⁺ is 1.7 × ...
A: Since you have asked multiple question, we will solve the first question for you.If you want any spe...
Q: Show the mechanism of Keto-enol tautomerism including the formation of enolate conjugate ions for a ...
A: We will write the mechanism of aldol
Q: Please help me out, thank you! If you can’t do all of them, please show me up until number 7!
A: Lewis structure is required to find total number of electrons groups in a molecule. Total number of...
Q: Use the data given here to calculate the values of AGan at 25 °C for the Compound AG; (kJ/mol) react...
A: The balanced reaction taking place is given as, => A + B ----> C The thermodynamic data given...
Q: What is the hybridization of C in H2CO3?
A: Hybridization is the theoretical concept of mixing of two atomic orbitals of the same atom to form n...
Q: a Identify each of the above structures as either achiral, chiral, or a meso compound Structure a St...
A: There are three types of compounds in the stereochemistry subject. This subject is a branch of chemi...
Q: Write the IUPAC names of the following organic compounds
A: IUPAC name can be given from structures of compounds.
Q: We dissolve 99 g of potassium sulfate in 500 g of water. What is the boiling point of this solution...
A: Given mass of K2SO4 = 99 gram mass of solvent = 500 gram 1000 gram = 1 Kg 500 gram ...
Q: 7.105 A student is given samples of three elements, X, Y, andZ, which could be an alkali metal, a me...
A: Element Y is yellow Solid. The alkali metals can be eliminated from consideration because every elem...
Q: Precipitation into ocean water, sea ice melting, runoff from rivers, streams into oceans all cause o...
A: Ocean water salinity is defied as the amount of salt dissolved in ocean water. Higher the concentrat...
Q: Module 5 Project: Intermolecular Forces and Physical Characteristics as Aids to Identification Inter...
A: Chemical compounds are of two types are dissolve in solvents. Like-dissolve-like. The organic solven...
Using the Wittig reagent, what type of
Step by step
Solved in 2 steps with 2 images
- Ceramics used as abrasives must be hard and tough and be able to withstand high temperatures that arise from frictional forces. What is the minimum required hardness (measure in Mohs scale) for a material to be used as abrasive? Your answerCincle 4he chir al centkr (s) 16. F H3 C t \Br(i) Density of solid substance with regular shape Cuboid 16: 315 Shape of the solid substance Mass of the solid substance Volume of the solid substance Cylinder Cube id Sphere Diameter (cm) Diameter (cm) Length (cm) 5.0 cm Radius Radius Width (cm) diameter/2 (cm) diameter/2 (cm) 4.0 Cm height Height (cm) 1.9 cm Volume (cm) Volume (cm') Volume (cm') Calculate the density of the solid substance (show your calculations and use proper units)
- 16.4 Q 73. The following mineral analysis was reported for a water sample taken from a local NJ well. Determine the total, carbonate and non-carbonate hardness in mg/L as CaCO3. Well No. 1, Lab No. 02694, November 9, 1971 Iron 0.2 Silica (SiO2) 20.0 Manganese 0.0 Fluoride 0.35 Ammonium 0.5 Boron 0.1 Sodium 4.7 Nitrate 0.0 Potassium 0.9 Chloride 4.5 Calcium 67.2 Sulfate 29.0 Magnesium 40.0 Alkalinity 284.0 as CACO3 Barium 0.5 pH 7.6 units Note: All reported as "mg/L as the ion" unless stated otherwise. Ca2 Alk NonSample Physical Appearance 0.1 M Na2CO3 0.1 M CaCl2 Na2CO3 + CaCl2 mixture Part II filtrate + CaCl2
- What is the wedge and dash notation of C2H6O?III. Gravimetric Factors. Provide the chemical formula in each of the provided line beside the chemical name of the compound. Generate the gravimetric factor needed to express the results of gravimetric analysis in terms of the desired/sought substance over the weighed substance. Complete the table below. Note: Gravimetric factor is expressed in terms of the number of moles for desired substance and weighed substance.(c) 1. THF H2C CEN 7. 2. H30* N(CH312 (d) 1. THF N' 2. H3O* 2016 Cmn Laung
- 351145 TECHNO Define fundamental unit with an example. Why is the unit of force called a derived unit? ic a derived unit? Give its two examples. measurement Dats : D Graphite and iodine a y shine. Explain it with suitable yeasons. Graphite and are non-metals but the iodine are non- metals but REDMI NOTE 10 PRO KBYLWHARNA THAPA A chemical propertie39/99/2021 17:36Tab Caps M Inbox (1,600)-fantil@udeledu X Mail- Francesca A Tantillo-Out X x ← C app.101edu.co < DA 。。 A 88°F ME Mostly sunny Fn Z 2 W S X 3 Alt E Silane, SiH, is a colorless, pyrophoric, toxic gas that is used to deposit elemental silicon for semiconductor and photovoltaic applications. D SiH. has 8 total valence electrons. Draw the Lewis structure for SiH, that minimizes the formal charges on all atoms. $ 4 EXP DOP #12: Geometry-CHM150xAktw Chemistry C R F Pll S % 5 T Question 18.d of 23 V G Click to draw a new structure 6 Y + B * H & 7 PrtScn 8 N Home UL U M ( 9 K K End na O POUP $11 0 L P Alt A PgDn A D 90% B 0 Update Submit 6:19 PM D X 7 Del Backss (A volumetric calcium analysis on triplicate samples of the blood serum of a patient believed to be suffering from a hyperparathyroid condition produced the following data: mmol Ca/L = 3.15, 3.25, 3.26. What is the 95% confidence interval for the mean of the data, assuming no prior information about the precision of the analysis?