Calculate the column height needed in meters to generate a pressure of 100 kPa using: (a) water; (b) carbon tetrachloride; and (c) mercury as the liquid.

Q: Refer to figure below. Which point represents solid-liquid-gas equilibria? 1 atm Phase II. Phasc I: ...

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Q: 3. What is the pH of the carbonic acid if 20.00 mL of 0.0500 M H,CO3 is titrated with (a) 0.00 mL (b...

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Q: e. H,CH,C(CH32CH2CH(F)CH(CH,CH3)CH3 1,3,3-trichloro-2-methyl-pentane 4-bromo-1-tert-butyl-cyclohexan...

A: Soln

Q: Formula of the unknown iron fluoride hydrate

A: Mass of hydrate = (30.896 - 29.986) g = 0.91 g Mass of anhydrous salt = (30.456-29.986) g = 0.47 g M...

Q: A solution of iodine in carbon tetrachloride has a density of 3.22 g/mL and a concentration of 3.00 ...

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Q: Balanced chemical equation for    Identification of nickel ion

A: Identification of ions is done by qualitative analysis of the compounds.

Q: c. 20.45 g Al(NOsla 5. A saline solution with a mass of 233 g has 34.5 g NaCl dissolved in it. What ...

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Q: Question 13 Ultraviolet and visible molecular absorption spectroscopy is used primarily for quantita...

A: Spectroscopy is branch of chemistry in which structure of compounds is determined with different tec...

Q: It takes a minute and a half for the concentration of oxygen to decrease from 4.2 x10 2 M to 2.4 x10...

A: Given: The initial concentration of oxygen is 4.2 x 10-2 M The final concentration of oxygen is 2.4 ...

Q: Which does not belong to the group. I need answer from both questions.

A: This question is related to d-block elements. The elements from the 3rd group to the 12th group of t...

Q: 2. а) Predict possible product for each transformation. i. EtO,C. NaOEt ii. OCH3 OCH3 ii. СНО MENH2,...

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Q: (0.1mol) of NaoH was added to 1L of a solution containing a weak acid and its base salt had the same...

A: Answer: Solution weak acid and its basic salt is a buffer solution whose pH is calculated by henders...

Q: A gas mixture is composed of 2.0 moles N2 and 1 mole H2. Calculate the average molar mass of the gas...

A: Given: 2 moles of N2 1 mole of H2 2 moles of N2 has mass 2*28 = 56 gram 1 mole of H2 has mass 2 gram...

Q: Which of the following statements is/are correct about visible spectrum i. white light passes throug...

A: The statements which are correct about visible spectrum are, ii) The observed color is the complime...

Q: When prepoaring solution for UV spectroscopy, the more polar the solvent is the better.for higher cu...

A: In UV spectroscopy, we have to choose the solvent to prepare solutions in such a way that It should...

Q: 6. The chloride of an unknown element, X, is a liquid at 20 °C. This chloride reacts with water, giv...

A: A question based on periodic trends and properties that is to be accomplished.

Q: CH3 HNO3 KMNO4 A В H2SO4 H*, Heat Br

A: When benzene ring possesses two different groups among which one is activating and the other is deac...

Q: 5 Which one of these statements about the periodicity of the Period 3 elements is correct? The melti...

A: The periodic table consists of seven horizontal rows or periods (numbered 1-7). In the horizontal ro...

Q: devise a synthesis starts frm benzen and other orgnic or inorganic reagents . write full solution

A: Well, in the conversation process we have to use multiple steps. Firstly we need to convert benzene ...

Q: Some measurements of the initial rate of a certain reaction are given in the table below. N2 H2 init...

A: A question based on kinetics of reactions in solution that is to be accomplished.

Q: CH3 OH NH2 C-CH3 С—ОН I II III IV V

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Q: OCH2CH3 CHO FeBr3 + Br2

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Q: Show your solution (answer given): How many grams of KBr is required to prepare 150 ml of 2M soluti...

A: Molarity = 2M Volume of solution = 150 mL = 0.15 L Molar mass of KBr = 119 g/mol

Q: Sample exercises  (21) use Dalton's Law

A: Excercise 21 :-  Using Ideal gas equation.,  PV = nRT And, P = nRT/V 1 dm3  = 1 L 10 dm3  = 10 Litre...

Q: n a replicated experimental procedure for phosgene formation by Bodenstein and Plaut, it was found o...

A: Answer: First of all we will calculate the equilibrium constant for the decomposition reaction with ...

Q: In a solution of naphthalene in toluene, the mole fraction of naphthalene is 0.200. What is the perc...

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Q: how do you do the calculations for rate of diffusion for this table

A: A question based on general chemistry that is to be accomplished.

Q: Potassium oxide (K,O) is a basic oxide. It reacts and dissolves in water, forming an alkaline soluti...

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Q: Give the major product for the following reaction

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Q: Give the major organic product(s) for the following reaction:

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Q: Calculate Gcv of a coal sample uf

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Q: scientists discovered that in outer space the oxygen atoms in CO2 can split off from the carbon, for...

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Q: Determine the concentration of the stock solution in molarity from which 50.0 mL was taken in order ...

A: Given that: Volume of stock solution taken(V1) = 50.0mL Concentration of final solution(M2) = 0.452M...

Q: Calculate the value of K for the reaction: 2 AB (g) + C2 (g) $ 2 ABC (g) using the following informa...

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Q: Phosphoric acid is a triprotic acid with the Ka values of 7.25 10-3, 6.31 10-8 and 3.98 10-13 respec...

A: Millimoles of H3PO4 taken   =Molar concentration of acid×Volume of acid=0.1000 M×25 mL=2.5 mmol  

Q: What is the Amax of this given structure?

A: We can calculate the maximum wavelength in ultraviolet- visible spectroscopy.  

Q: 10. NHẠI 11. KrBr2 12. KNO3

A: Since you asked multiple questions so,as per Q&A guidelines of portal I solved first three parts...

Q: i The Group 1 metal lithium reacts in a similar way to sodium. It reacts with oxygen, producing lith...

A: Group I metals react in same way and give same type of products.

Q: The composition of one or more rigid motions and a dilation is called a(n)

A: The composition of one or more rigid motions and dilation is called similarity transformation.

Q: Match column A with column B. v Mobile phase: NON-POLAR Stationary phase: NON-POLAR v mobile phase -...

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Q: Vanadium(V) oxide reacts with calcium according to the chemical equation below. When 20.0 moles of V...

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Q: 1.75 g of C:H6 and 6.75 g of Oz are placed in a vessel where they react according to the following b...

A: Given, 2C2H6 + 7O2 ➝ 4CO2 + 6H2O Mass of C2H6 reacts = 1.75 g Mass of O2 reacts  = 6.75 g Note: Mola...

Q: . magnesium selenide

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Q: 1. Predict and label the conjugate acid/base pairs of the following acid-base reaction assuming it r...

A: The correct answer to the question is given below

Q: Isomerism refers to hydrocarbon molecules that have the same chemical formula but differ in their at...

A: Types of stereoisomers:

Q: A quantitative spectrophotometric procedure for iron based on a solid phase extraction using bathoph...

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Q: d) the alpha emission resulting in the formation of Protactinium-233 e) the loss ofa positron by Ytt...

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Q: State Boyle’s and Charles’ Law

A: Boyle’s and Charles’ Law are the laws for gases.

Q: Some measurements of the initial rate of a certain reaction are given in the table below. [H.] 12 in...

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Q: Lead (Pb) has been used for centuries. The Romans used it in their plumbing systems - the symbol for...

A: An exothermic reaction is the reaction in which energy is evolved in products.  But an endothermic r...