Q: 5. In the following table are listed various aqueous solutions. For one or more of the solutions ass...
A:
Q: 10.0 cm3 of a 0.100 M H2SO4solution are added to a 25.0cm3 of a 0.120 M NaOH solution. a. Calculat...
A:
Q: a. 27 centipoise (cP) to g.s1.cm1 b. 130 Btu-lb1 to kcal-g C. 997 kg m3 to lb-ft3
A:
Q: Ph and pOh of 0.020m HNO3
A: pH is the measure of acidity of a solution. A solution with pH more than 7 is basic, less than 7 is ...
Q: e the molality of a solution containing 14.3 g of NaCl in 42.2 g of water.
A:
Q: Ethanol (C2H5OH) melts at −114 ∘C and boils at 78 ∘C. The enthalpy of fusion of ethanol is 5.02 kJ/m...
A: Given Mass of ethanol = 40.5 g Initial temperature = 34 ∘C Final temperature = 78 ∘C Ethanol enth...
Q: Vorksheet 3: Dimensional Analysis Common brass is a copper (Cu) and zinc (Zn) alloy containing 63.0%...
A: In the given question we have to convert the percent Copper (Cu) by mass. given data: 63.0% copper...
Q: 29. The reaction A + 2B doubled while that of A is unchanged, by what factor will the rate of reacti...
A: The speed at which the reaction proceeds is called the rate of reaction .The change in concentration...
Q: How can you differentiate the association or condensation method with disintegration or dispersion m...
A:
Q: Arsenic was measured in Chesapeake Bay water at a concentration of 512 mg/m3. What is the concentrat...
A: Given data, Concentration = 512 mg/m3 1 oz = 28.35 g 1 gal = 3.78 L 1 m3 = 1000 L
Q: 12. Consider the oxidation of iron metal 4Fe +302g → 2Fe2O3(s) , by determining the sign of Astotal,...
A: The question is based on the concept of chemical thermodynamics. We have to calculate total entropy ...
Q: 5. Hydrogen gas burning in excess from oxygen gas in H2g + 1002g +→ H2O + excess O2g The heat of vap...
A: According to Kirchhoff's law: ∆Hrxn=∆Cp(T2-T1) .. (1) Here, ∆Hrxn is the enthalpy change of the over...
Q: In the following table are listed various aqueous solutions. For one or more of the solutions assign...
A: I am solving all the concentration terms for HCl. a) weight %= 25 already given 25g of HCl present...
Q: Say whether the one-dimensional kinetic energy operator (at x) is Hermitic.
A:
Q: Draw the structure of all products of the mechanism below. m + H H H. H H Click and drag to start dr...
A:
Q: A sample sodium is being dried. After 1 hour drying, the mass of the sample was 0.337g. After an add...
A: As sodium is a very sensitive metal we need to handle it very carefully.
Q: In ether, the C-O sigma bond are formed by which overlap? * sp3-sp3 ds-ds O sp2-sp2 sp2-sp3 None of ...
A:
Q: Calculate: a. ΔΗ b. ΔΕ
A:
Q: List the precautions to be taken to keep a balance functioning correctly.
A: Given : Balance functioning correctly To find : Precautions for proper functioning of balance Solut...
Q: How many grams of NaNO3 would you add to 450 g of H2O to prepare a solution that is 0.740 m in Na...
A: Molality (m) :- The number of moles of solute dissolved in one kg of solvent is defined as molality...
Q: Use the Bi-Sb phase diagram (shown below) to locate the following points and indicate which of the f...
A: A multiple choice question based on phase diagram, which is to be accomplished.
Q: I need the answer as soon as possible
A: 1. Acid-base reactions 2. Precipitate reactions 3. Redox reactions 4. Complexometric reactions ...
Q: One of the treatments of water for domestic use is to allow the water into large tanks where a flocc...
A:
Q: Du= C H Names- Huala Bara ket Problem (2) - + = D DU- C.H.O, Structural formata CH, CÁ Ch Ć - oH L00...
A: The structure of the unknown compound having molecular formula C4H8O2, according to the IR spectrum ...
Q: already took
A: Dear student this question is related to Mathematical errors in chemistry.
Q: Which of the following is used in water purification?
A: For water Purification generally Used techniques are reverse Osmosis. So many RO (reverse Osmosis )...
Q: 11 What is the correct statement regarding the definition of meso compound? * Meso form is optically...
A: The question is based on the concept of stereochemistry. we have to identify correct statement regar...
Q: What is matter
A: A substance is a form of matter having a definite composition and set of characteristics properties ...
Q: spectroscopy
A: This question is related to spectroscopy.
Q: Define saponification. Write an equation for the saponification of tripalmitylglycerol, triester of ...
A: Given, Reaction = Saponification reaction Definition of saponification And Saponification of trip...
Q: Which of the following ions has the largest atomic radii? 02- F- Ne Na* All of these ions have the s...
A: Which of them having largest radii of them ?
Q: Consider a sealed container half-filled with water. Which statement best describes what occurs in th...
A: EVAPORATION: A physical process in which a liquid is converted into vapor is known as evaporation. W...
Q: Two ions 1 and 2 are at fixed separation, with spin angular momentum operators S1 and S2 have the in...
A:
Q: a. Carbon dioxide is gas but water is liquid at room temperature-Illustrate with suitable phase diag...
A:
Q: According to DHLL, the mean activity coefficient of M,X, salt in 0.33 mol/L of NaCl is: Оа. 0.020 O ...
A: given, the concentration of NaCl = 0.33 mol/L NaCl → Na+ + Cl- initially ...
Q: Since the system is isolated, what do you think will happen to the total energy (kinetic energy + po...
A: Given: System is isolated. And the potential energy of system is changing.
Q: Arrange the following alcohols in order of increasing reactivity towards sodium metal. |- (CH3)3C-OH...
A: Given, I. (CH3)3C-OH II. (CH3)2CH-OH III. CH3CH2-OH Order of increasing reactivity towards sodiu...
Q: why should the tube not be pointed to anyone while in is being heated.
A: Bumping is defined as a phenomenon in which homogeneous liquids when boiled in a test tube would sup...
Q: Common commercial hydrochloric acid is an aqueous solution that is 38% by mass, with a density of1.1...
A: NOTE: please note according to our policies , we can only answer one question at one time. you have ...
Q: Write the orthonormality expression, using the Kronecker delta function.
A:
Q: When 75.0 mLof a solution containing 1.25M CaCl, is diluted to 100.0 mL, how many moles of CaCI2 are...
A:
Q: Rubidium has two naturally occurring isotopes, rubidium-85 (atomic mass = 84.9118 amu; abundance = 7...
A: Average atomic mass: The average atomic mass of an element is the sum of the masses of its isotopes,...
Q: 1. Given: AGº = +13.8 kJ/mol AGO = - 30.5 kJ/mol a. Calculate AG" and Keg at 25°C for the following ...
A:
Q: what is denser water or chloroform? why? elaborate
A: Chloroform (CHCl3) is a nonpolar liquid. On the other hand (H2O) is a polar liquid. The molar mass o...
Q: New August 18, 2020. A 25.00-mL of 0.10 M acetic acid (HOAC, Ka = 1.75*10-5) was titrated with 25.00...
A: Buffer solution: The solution that resists the change in pH is known as a buffer solution. The buffe...
Q: The volume of liquid in a soft drink can is given as 0.355 liters (L) using only the conversions of ...
A: Given, Volume of soft drink in L = 0.355 L Conversion factors are : 1 L = 1000 cm3 And 1 in = 2....
Q: 4) A diffusion bonding process is being carried out at 900°C. Assuming the activation energy for dif...
A:
Q: The following reaction in 25°c 2Na2O2 (s) + 2H2O (1)→ 4NAOH +O2«g) If: Material Na2O2 H2O NaOH O2 ΔΗ...
A: The balanced reaction taking place is given as, => 2 Na2O2 (s) + 2 H2O (l) -------> 4 NaOH (aq...
Q: What are the differences between physical and chemical change
A: We need to difference between physical and chemical change. Physical change- 1-A physical change is ...
Q: 5. Hydrogen gas burning in excess from oxygen gas in 298K H2g + 1002g +→ H2O + excess O2g The heat o...
A:
Define ‘thermal pollution’. How can you relate the solubility of gas in liquid with thermal pollution?
Step by step
Solved in 2 steps
- What is a marine calcifier and what are the effects of acidification on marine calcifiers?Explain the origin of osmosis in terms of the thermodynamic and molecular properties of a mixture.Estimate the aqueous gram-solubility in g/L of mercury(I) chloride: Hg2Cl2(s) ↔ 2Hg+ (aq) + 2Cl– (aq), Ksp = 1.43×10–18 The molar mass of Hg2Cl2 is 472.06 g/mol.
- The solubility of an ionic solid in water is quantified by this expression: Ksp Kc Keq Ka or KbDetermine the vapor pressure of benzyl alcohol at 462.3 K in Pa.Calculate the molality of alum and the molality of the cream of tartar in the solution of mordant. If dissovled 2 grams of Alum and 1 gram of cream of tartar in 100 mL of distilled water. Density of Alum: 1.76 g/cm³ Density of cream of tartar 1.05 g/cm³.
- How many (a) millimoles, (b) milliequivalents, and (c) milliosmoles of calcium chloride (CaCl2 . 2H2O; MW: 147) are represented in 147 mL of a 10% w/v calcium chloride solution?Explain about Solvent and Solute Chemical Potentials ?What is the primary standards and its amounts, and indicators used for the Volumetric Solution (VS): 1N Sulfuric acid? And why?
- A solution contains 5% w/v Al2(SO4)3.14H20 (MW = 600). Assuming there is complete ionization, calculate the osmolarity of the solution.The solubility of nitrogen gas is 0.0190 g/L at 100 kPa and 25 C. At what pressure is the solubility equal to 1.45 g/L.If a gas has a solubility of 0.85g / L at 25°C and 425 kPa, what will its solubility be at a pressure of 200 kPa and the same temperature?