ne least soluble

Q: Calculate the standard entropy change for the following reaction at 25°C. S(rhombic) + O2(g) → SO;(g...

A:

Q: Describes the differences and similarities between solids, liquids and gases on a molecular level fo...

A: Solid - - > The substances which are having very high intermolecular forces between thier molecul...

Q: Which of the following statements is TRUE about elimination tests for anions? of Select one: SCN' in...

A: Here we have to write about correct statement for elimination tests for anions. Here no option is co...

Q: Complete the following net ionic equations by choosing the correct chemical formula for the product ...

A: Ag^+(aq). + Br^-(aq). --> 

Q: Aqueous hydrobromic acid (HBr) reacts with solid sodium hydroxide (NaOH) to produce aqueous sodium b...

A:

Q: A chemistry graduate student is given 450. mL of a 0.60M propanoic acid (HC,H,CO,) solution. Propano...

A:

Q: 9- Calculate the molar concentration of HNO3 (63.0 g/mol) in a solution that has a specific gravity ...

A: Molarity is a concentration term for a solution. The molarity of a given solution is defined as the ...

Q: Enter your answer in the provided box. The reaction between nitric oxide (NO) and oxygen to form nit...

A: The given reaction is  2NO (g) + O2 (g) - - > 2NO2 Number of moles of NO2 produced = mass/molar m...

Q: Click in the answer box to activate the palette. Determine the empirical formula of a compound havin...

A: Element % K 24.74 Mn 34.76 O 40.50    

Q: 7.50 g of a certain Compound X, known to be made of carbon, hydrogen and perhaps oxygen, and to have...

A: Mass of the given compound us 7.50 g and molar mass of given compound is 128 g/mol. Here we have to ...

Q: Calculate the average atomic mass of copper. The percentages denote the relative abundances. Isotope...

A: Calculation of average atomic mass of cu:

Q: The diagram below represents an operating electrolytic cell used to plate silver onto a nickel key. ...

A: In the electrolytic cell silver electrode act as anode undergoes oxidation. This cell is used to pla...

Q: 2. How many signals in the 13C NMR spectrum would you expect for each of the two isomers of azulene

A: Azulene is an organic compound and an isomer of naphthalene. These both are aromatic compound. 

Q: Calculate the number of hydrogen atoms in a 130.0 g sample of tetraborane (B,H10). Be sure your answ...

A: Calculation of number of hydrogen atoms:

Q: Which of the following processes is exothermic, given the following: N2(g) + 2 02(g) N204(1) AH°=9.6...

A: We know for exothermic reaction standard enthalpy of the reaction must be negative. So we will see f...

Q: Explain how the following DEPT graph explain the presence of methyl propionate?

A: The structure of an unknown molecule can be determined by analyzing its corresponding proton NMR, 13...

Q: Explain the Separation of Mixtures in Chemistry

A:

Q: 12.48 Describe how you would use freezing-point depression and osmotic pressure measurements to dete...

A: Colligative properties : These are the properties of any solution , which depends upon the concentra...

Q: Calculate the change in pH that results from adding 0.160 mol NaNO2 to 1.00 L of

A: Ka = 7.2 ×10-4  pKa = -log(Ka)  = -log(7.2×10-4) = 3.14 initially, weak acid HNO2 is present  So,  p...

Q: Determine the cmpd name?

A: Rules for IUPAC NOMENCLATURE -  1. First of all, mark the longest chain of hydrocarbon containing mo...

Q: Heating copper(II) oxide at 400°C does not produce any appreciable amount of Cu: CuO(s) SCu(s) + 0 A...

A:

Q: where Tis in K and C, is in cal/(g mol)(K). 0. In a steady-state process, 10 g mol/s of O, at 100°C ...

A:

Q: Predict the products and balance the following reaction: Ag2SO4 (aq) + NaCl(aq)

A:   Products of the above reaction are - Ag2SO4 (s) + NaCl (aq) →  AgCl (s) + Na2SO4 (aq)

Q: Find He appoprilate reagens for etficlent counveuieh of Starting meterial to podust a) OH OH b) OTs ...

A: The reagent(s)  in each reaction is shown below along with mechanism also 

Q: 1.3 A gas is made up of the following components; 25 g of methane, 3 g of ethane and 1.5 g f propane...

A: Since you have posted a question with multiple sub-parts, we will solve first three subparts for you...

Q: 1. Fill in the blanks with the MAJOR organic product in the following electrophilic aromatic substit...

A: Since you have posted multiple subpart questions, the answer for first three subpart question is giv...

Q: What are the different types of hybridization?

A: Given question is : What are the different types of hybridization = ?

Q: When 0.7521 g of benzoic acid was burned in a calorimeter containing 1,000. g of water, a temperatur...

A: Mass of benzoic acid burned is = 0.7521 g The heat of combustion of benzoic acid s= -26.42 kJ/g

Q: 1.00 g of a certain Compound X, known to be made of carbon, hydrogen and perhaps oxygen, and to have...

A:

Q: 11- find the normality N of NaCl soluton , if w/v% = 0.85%. M.Wt =58.5? 0.145 0.0145

A: Given, w/v %=0.85%  M.Wt of NaCl = 58.5 g mol-1 Normality = ?

Q: ACIDS: Acid is one of the four classification of compounds. (Sentence 1: Acids can have a chemical f...

A: Physical properties of acids:

Q: Write the balanced NET ionic equation for the reaction when (NH4)2CO3 and CaCl2 are mixed in aqueous...

A: A balanced equation can be given as a reaction in which the number of atoms of each element is equal...

Q: When we report the concentration of a solution we are using the moles of the entire compound. For ex...

A: Concentration of solutions:

Q: How much heat (kJ) is evolved when 4.50 g of Fe203 is reacted with excess carbon monoxide using the ...

A:

Q: How many grams of dry NH,Cl need to be added to 2.30 L of a 0.700 mol L solution of ammonia, NH3, to...

A: Given Data : 

Q: Write a descriptive introduction about Decantation is a scientific process using gravity and glasswa...

A: Decantation is a process used to separate a precipitate from a solution.

Q: n a particular hospital, a doctor ask you to prepare 1.50 L of 2.75 M ethyl alcohol (C2H5OH) solutio...

A: No.of moles =  Molarity  × Volume   Mass =  No.of moles × Molar mass

Q: Arrange the following oxoacids in order of decreasing acid strength: HCIO, HCIO2, HCIO3, HBrO

A: Acidic strength is directly proportional to electronegativity  of the central atom. So HBrO is least...

Q: Select the correct product of the following reaction series. 1. NaOEt, EtOH 2. Br ? EtO OEt NHAC 3. ...

A:

Q: 4- Titrimetric methods : are quantitative methods that are based on determining the mass of a pure c...

A: This is basically statement of gravimetric analysis

Q: tow much heat (kJ) is evolved when 4.50 g of Fe203 is reacted with excess carbon monoxide using e203...

A: Fe2O3  (s) + 3CO (g)----> 2Fe(s) + 3CO2(g) Mass of Fe2O3 = 4.50 g ∆Horxn = -24.8 kJ/mol  

Q: GAY-LUSSAC'S LAW is

A: Given : Initial temperature,     T1 = 15°c + 273      T1 = 288 K Final temperature,     T2 = 26°c + ...

Q: What element forms an ion with an electronic configuration of [Xe] and a −2 charge?

A:

Q: A 8.00 L tank at 4.12 °C is filled with 11.7 g of chlorine pentafluoride gas and 14.1 g of boron tri...

A: Partial pressure of chlorine pentaflouride PV = nRT   P= ?  V = 8L  n = 11.7/130.4 = 0.089  R = 8.31...

Q: BASES: Base is one of the four classification of compounds. (Sentence 1: Bases will turn red litmus ...

A: Bases-  Any substance which contains OH ion or donate the lone pair of electron. 

Q: 4. Determine the empirical formula of a compound with the following composition by mass: 48.0 % C, 8...

A: 4. Given, Molar mass of the compound = 200 g/mol Mass % of C = 48.0 % = 48.0 g Mass % of H = 8.0 % =...

Q: Which of the following techniques would NOT result in a titration error? a. Adding 100mL of distille...

A: Titration is a quantitative technique of analysis used to determine the concentration of an analyte.

Q: Give 5 examples of Nonpolar and Polar Solvents.

A: Non-polar Solvents : Non-polar solvents are  that compound which do not have a permanent dipole mome...

Q: 7. What is the name of the amino that has an ɛ amino group on its side chain? What is the one letter...

A: Since you have asked multiple question, we will solve the first question for you. If youwant any spe...

Q: Question A sample of water with a mass of 662.8 g undergoes a temperature change from 81.40°C to 18....

A: Concept is based on calorimetry: