Which of the following are transition metals: Cu, Sr, Cd, Au, Al, Ge, Co?

Q: onsider the following generalized reaction: A+B 2C experiment [A], M…

A:

Q: To determine the organic material in a dried lake bed, the percent carbon by mass is measured at two…

A: Standard deviations of two different sets of measurement can be compared using F-test.

Q: Arrange the following radicals compounds in the order of increasing stability b) CH3CH₂C(CH3)CH₂CH3…

A: The stability of radicals is determined by their nature as primary , secondary or tertiary.  The…

Q: For the reaction C(s) + 2H₂O(g) = CO2(g) + 2H2(g) Calculate AU (in kcal) at 25°C, given the…

A: Answer: To solve this question first of all we need to find the enthalpy change of reaction and then…

Q: A typical double bond consists of two pi bonds consists of two non-bonding electrons. is stronger…

A: A single bond is formed between two atoms by the sharing of two electrons between them. A double…

Q: The sucrose solution is a nonelectrolyte while the saturated NaCl solution is a strong electrolyte.…

A: Chemical bonds are mainly two types which are; (i): Ionic bonding (ii): Covalent bonding

Q: The rate constant of a certain reaction is known to obey the Arrhenius equation, and to have an…

A:

Q: en for the following reaction is 0.00650 at 298 K. 2NOBr(g) 2NO(g) + Br₂ (g) If an equilibrium…

A:

Q: Which forms the more stable free radical? CH3 A) B) CH3

A:

Q: Consider a beaker containing 50 mL of 0.20 M of a weak acid (HA) with a pKa of 5.25.    How many…

A: Henderson equation is pH = pKa + log [salt][acid] when NaOH is added to weak acid then they react to…

Q: 2.568 g of yellow sulfur is burned in a bomb calorimeter with excess oxygen. The temperature of the…

A:

Q: Sometimes in lab we collect the gas formed by a chemical reaction over water (see sketch at right).…

A:

Q: Calculate the change in entropy of 1 mole of N₂(g) is expanded from 20.0 L at 273 K to 300 L at 400…

A: Given : T1 = 273K T2= 400K               V1 = 20L  V2 = 300 L

Q: 2. a) Sketch the titration curve of a generic diprotic acid, 30.0 mL of 0.10 M H3X being titrated by…

A: To plot the titration curve for the titration of 30.0 mL of 0.10 M H3X with 0.10 M NaOH solution…

Q: Which of the following involve separation of compounds based on their boiling point? extraction…

A: Purification of the organic compounds can be done based on the various physical properties Like…

Q: Two moles of a diatomic ideal gas at 45°C are compressed adiabatically and reversibly from 75 litres…

A: In the given question we have to calculate the enthalpy for adiabatic compression,  here, the…

Q: What weight of Mg(OH)2 can I make from 125 mL of 2.5 M Na OH?

A:

Q: 1. Intel uses a solution of potassium hydroxide to etch silicon wafers for manufacturing…

A:

Q: Based on the relative reactivity of the halogens as oxidizing agents, predict the products of the…

A: Halogens are strong oxidizing agents because of electronegativity and the electron affinity of…

Q: 3 The compound frambinone has the taste of raspberries and has been used in weight loss. Identify…

A: Since, Functional group represent the characteristics of the compound. Example- For methanol or…

Q: 5. Neon-20 and neon-22 are called

A: Since, Isotopes are those whose atomic number os same but mass number is different. Thus,

Q: Determine the absolute configuration of the chiral centers labelled below: OH (1) SR H₂N H3C Chiral…

A:

Q: 6-which of the following is the IUP AC name of the tert-butyl alcohol? 2-methyl-1-propanol A) B)…

A:

Q: Draw the condensed structural formula for the alcohol formed when each of the following is reduced…

A: On reduction of ketone and aldehyde, 2 H atoms are added on the compound to produce alcohol.  So…

Q: Compare the bond length of the Carbon - Oxygen bonds in carbon dioxide , carbonate ion and acetate…

A:

Q: A 9.00 L tank at 18.1 °C is filled with 3.17 g of dinitrogen monoxide gas and 8.90 g of carbon…

A: Given -> Volume= V = 9.00 L  Temperature= T = 18.1°C = 18.1 + 273 = 291.1 K  Weight of N2O = 3.17…

Q: The activation energy for a reaction is 517.3 kJ. The rate constant at 52.9ºC is equal to 1.41 x…

A: Rate constant is directly proportional to temperatures .  Hence if temperature is increases than…

Q: Phenolphthalein, a colorless weak acid (Ka = 6.31 x 10^-10) which dissociates in water forming pink…

A:

Q: The positively charged subatomic particle that remains when a hydrogen atom loses an electron is…

A: When electron is lost of gained , ions is formed. The name depends on whether the electron is lost…

Q: (a) Derive linear density expressions for BCC [110] and [111] directions in terms of the atomic…

A:

Q: What is the difference between a rapid precipitation and recrystallization?

A: Analytical chemistry is the science of obtaining, processing information about the  structure of…

Q: Avogadro’s Number  6. How many moles of H2SO4 do you have if there are 1.64 x 1012 molecules of…

A: Number of moles is calculated by dividing the given mass with volume.In the given question, it has…

Q: Part C Predict the rate of change in the concentration of N₂O over this time interval. In other…

A: Given : time = 13 s

Q: Calculate the molar mass of each of the following compounds:  13. H3PO3

A: Molar mass: The mass of a chemical compound present in one mole of that compound can be expressed as…

Q: (a) (c) 100 % Transmittance % Transmittance 80 60- 40 20 0. 4000 100- 80 60- 40 20. 0 4000 12.4…

A: Ir spectroscopy helps in identification of the different functional group environment present in the…

Q: What is the pH of 8.1 x 10-5 M HCIO4 solution? a) 4.09 Ob) 9.91 Oc) -4.09

A: pH = - log[H+]

Q: Which isomer of 1-tert-butyl-3-ethylcyclohexane would you expect to be more stable?

A:

Q: 5. Classify each of the following elements as a (an) alkali metal, alkaline earth metal, transition…

A:

Q: The dose of posaconazole in the treatment of oropharyngeal candidiasis is 100 mg twice a day on the…

A: Given, Posaconazole oral suspension is available in 4 fl-oz bottle

Q: Which is the most stable projection of 2-methylbutane?

A:

Q: Will displace H₂ from water. Will displace H₂ from steam or acid, but not water. Will displace H₂…

A: The equation for the displacement of H2(g) from water is: 2H2O(l) + 2e- → H2(g) + 2OH-(aq) ; Eo = -…

Q: How does the electronic configuration let you know the effective nuclear charge or the energy that…

A:

Q: Tutored Practice Problem 17.2.7 COUNTS TOWARDS GRADE Prepare a buffer by acid-base reactions.…

A:

Q: What is the maximum mass of pure silver that could be extracted from 2.5kg of argentite, a silver…

A: Answer: We have convert the mass of Ag2S into moles of Ag2S to find out the maximum mass of Silver…

Q: An aqueous solution contains 0.027 M Zn(NO3)2, 0.75 M Na2C2O4, and 0.16 M Na2CO3. Note that a…

A: For the reaction  ZnCO3(s) = Zn2+(aq) + CO32- (aq) Ksp(ZnCO3) =  [Zn2+(aq)][CO32-aq)]  = 1.46x10-10…

Q: Dinitrogen tetraoxide partially decomposes into nitrogen dioxide. A 1.00-L flask is charged with…

A: Keq is equilibrium constant and it's defined as product of concentration of product divide by…

Q: How many mL of .200 M FeCl3 are needed to react with an excess of Li2S to produce .345g of He2S3 if…

A: Introduction: Stoichiometric calculation is used for determination of exact amount of the product.…

Q: What molecular geometries does VSEPR predict for the two carbons in acetic acid (CH3COOH)? T-shape…

A:

Q: Draw the condensed structural formula, or line-angle formula if cyclic, for each of the following:…

A: In condensed structural formula , all the atoms are written in formula. The bonds are shown between…

Q: Consider the following system at equilibrium where Kc = 77.5 and AH = -108 kJ/mol at 600 K. co (g) +…

A: Please note- As per our company guidelines we are supposed to answer only one question. Kindly…

Coordination Chemistry

It is a part of chemistry, in which the study of compounds that have central atoms surrounded by molecules or ions, known as ligand, is known as coordination chemistry.