What is the chemistry behind why the presence of salt will increase rusting of metals?

Q: An ice cube at a temperature of -4.0°C has a mass of 7.0 g. You add 150. mL of hot water (90.0°C) to...

A: The heat released by 150 mL of water, as it cools from 90.00C to 50.000C: qhot=Mass of hot water×Hea...

Q: If a buffer solution is 0.280 M in a weak base (K, = 5.7 x 10-5) and 0.450 M in its conjugate acid, ...

A: We have to predict the pH of the solution.  

Q: Aqueous hydrochloric acid (HCI) reacts with solid sodium hydroxide (N2OH) to produce aqueous sodium ...

A: Mass of HCl = 26.2 g  Mass of NaOH = 17.6 g  Mass of water = 2.70 g  % yield = ? 

Q: Using the Avogadro Nu A virus has a mass of 9.0 x 10 12 mg and an oil tanker has a mass of 3.0 x 10'...

A: Mass of 1 virus = 9.0 ×10-12 mg Mass of oil tanker = 3.0 ×107 Kg We need to find mass of one mole of...

Q: Please provide a structure consistent with the following IR, 1³C NMR, and 'H NMR spectra. NMR/13C NM...

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Q: A lab wishes to analyze apple juice. They would like each milliliter of titrant equal to 0.1% of mal...

A: The titrant=0.1% Volume =10ml  Equivalent weight of malic acid is 67 Normality =?

Q: A molecule with the formula AB3 could have different shapes. Which shapes could AB3 form? (Choose al...

A: Molecular geometry is the three-dimensional arrangement of the atoms in a molecule. 

Q: Show your calculations below for (* and **) for Solution Solution D 3 tsp sugar 500 Solution A Solut...

A: Percent solution is the solution expressed in the unit %. It may be  percentage by weight by volume ...

Q: 13 Balance these net ionic equations. (a) Ag+(aq) + Br¯(aq) → AgBr(s) (b) Cd2+(aq) + S?-(aq) → CdS(s...

A: Balanced chemical equation is that in which number of atoms on left hand side and right hand side of...

Q: A compound is composed of element X and hydrogen. Analysis shows the compound to be 80% X by mass, w...

A: Given data :- A compound is composed of element X and hydrogen. Analysis shows the compound to be 80...

Q: Which of the following are indicators for permanganimetry? A. o-Phen(Fe) B. Starch suspension C. ...

A: Permanganometric titration is  auto-indicator because the potassium permanganate used can change col...

Q: 1. N, + 3H, 2NH3 (0) 2 (g) 2(g) + 2NH, » CO(NH,)2 + H,O) 2. CO. 3(g) (), 2(g)

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Q: Why is it recommended to fight fire only in the INCIPIENT Stage?

A: FIRE SUPRESSION

Q: How to find percentage of chlorine in agcl

A: Percentage of an atom is the ratio of  molecular weight of atom present in the given molecule and Mo...

Q: How many grams of NaOH are needed to prepare a 250 mL of a 1.0 M solution?

A: Definition: Molarity is a concentration term for a solution. The molarity of a given solution is def...

Q: new temperature a e correct number Dumber c

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Q: Arange the following structures according to INCREASING ACIDITY (1-5). Prompts Submitted Answers Cho...

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Q: electrolytes

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Q: 3 attempts left Check my work Enter your answer in the provided box. The combustion of how many mole...

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Q: The normal boiling point of water is 100 Celcius and the molar enthalpy of vaporization of water is ...

A: Given, The normal boiling point of water (T1) = 100°C = (273.15 + 100) K = 373.15 K Note: pressure a...

Q: For most solid solutes, as temperature is increases, solubility

A: As the temperature of the solution increases, the average kinetic energy of solute molecules also in...

Q: What is the pH of 0.88 M NaOH?

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Q: Calculate the degree of unsaturation. Assign the relevant peaks in the IR spectrum. Assign the pea...

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Q: volume delivered f

A: This is a multiple questions. According to guidelines in multiple question, we can solve only two qu...

Q: 88.why does evaporation of water from a surface cause cooling of the surface? evaporation causes th...

A: The solution is given below - 

Q: The registered pharmacy technician receives a prescription for a Sodium Chloride (NaCl) solution. To...

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Q: Check my work Enter your answer in the provided box. Hi A32.0-g sample of an unknown metal at 99°C w...

A:

Q: A chemist carefully measures the amount of heat needed to raise the temperature of a 1.54 kg sample ...

A: q = amount of heat required to raise the temperature = 19.6kJ = 19600J Initial temperature = Ti = -0...

Q: How many grams of ascorbic acid and mL of 0.1M sodium hydroxide must be added to 100 mL of water to ...

A: Given: Concentration of NaOH = 0.1 M pH = 3.9 Total concentration = 0.25, 0.5, and 0.1mM ka of ascor...

Q: A sample of mixture of CaCO3(s) and NaHCO3(s) was heated and the compound decomposed: CaCO3(s) = Ca...

A:

Q: Alanine aminotransferase

A: In this question we have to explain that the major tissue source of Alanine Aminotransferase, also w...

Q: Suppose a chemist discovers a new metallic element and names it "Xtrinsium" (Xt). Xt exhibits chem...

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Q: For many weak acid or weak base calculations, you can use a simplifying assumption to avoid solving ...

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Q: = new temperature c The correct number

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Q: What is the product of SYNTHESIS OF METHYL SALICYLATE

A: We have to give the products of the synthesis of the methyl salicylate.

Q: Draw the skeletal structure of the alkyl halide that forms the following alkene as the only product ...

A: Elimination reactions are reaction in which there is removal of hydrogen atom and halogen atom.

Q: Problem 8 C8H14 18- 40 20 4000 3500 3000 25b0 20be 1500 1000 3H 2H 2H 2841.51- 484.16 - 1278.97 1072...

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Q: Which of the halogen elements has the highest density in its standard state? B) Which of the elemen...

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Q: A chemist carefully measures the amount of heat needed to raise the temperature of a 270.0 g sample ...

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Q: A sample of sodium chloride weighing 1.2632 g dissolved in water gave 3.066 g of silver chloride whe...

A: Given,  1.2632 g NaCl dissolved in water gave 3.066 g of silver chloride when treated with excess ni...

Q: When 6.65 g of the hydrate NiSO4 • xH2O was heated in a vacuum, the water was driven off and 3.67 g ...

A: NiSO4 . xH2O is a hydrated form of nickel Sulphate and the water involved is called water of crystal...

Q: chemical equation

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Q: AgCl NaNO, NaCl O AGNO, Calculate the mass of AgCl produced in the given reaction. mass of AgCl: If ...

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Q: 0.100 mol of AgCls) is added to 1.00 L of H20. Next, crystals of NaBr are added until 75.00% of the ...

A: Given, 0.100 mole of solid AgCl is added to 1.0 L of water NaBr is added until 75.00 % of AgCl is co...

Q: 1. In a study of the reaction of pyridine (C,H;N) with methyl iodide (CH3I) in a ben- zene solution,...

A: Let us suppose a reaction-- C5H5N + CH3I ----> Product  Then, Rate law can be written as, Rate = ...

Q: For what specific sugar is tested by Bial’s Orcinol reaction. Show the chemical equation?

A: Bial's test is a chemical test for the presence of pentoses. Bial’s reagent contains concentrated HC...

Q: The following compounds all display the NaCl structure. For each pair, indicate which would have th...

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Q: A solution contains 0.0500 M Ca²+ and 0.0960 M Ag*. If solid Na3PO4 is added to this mixture, which ...

A:

Q: Make a descriptive introduction about heating curve of water.

A: A heating curve graphically addresses the stage advances that a substance goes through as hotness is...

Q: Mass of Moles of Amount of Moles of NAHCO3 NAHCO3 Acetic Acid Аcetic Acid 6g 30mL 0.30 mol WHAT IS T...

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