Which element (X) forms an ionic compound with the formula NagX? © magnesium O sulfur O carbon O lodine O phosphorus

Q: It requires two sticks of butter to make a batch of 20 cookies. How much butter will it take to make…

A: Simple use of unitary method to solve this problem

Q: 2 NH3   +  3 CuO → 3 Cu   +   N2   +   3 H2O In the above equation, how many grams of  N2 can be…

A: Ammonia reacts with the copper(II) oxide to form copper, nitrogen, and water. The equation for the…

Q: Determine which one of the labeled atoms is a chiral center. If there is no chiral center, answer…

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Q: Which one of the following is NOT a possible completion of the following reaction? CH₂OH HO- HO- 1.…

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Q: How many silicon atoms are present in the following compound? (Please answer using whole numbers.)…

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Q: Rank the following compounds using numbers 1-4 in the box provided. (1 most, 4 least) a. Sx2…

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

Q: If a A solution has a pH = 5.41. What is the concentration of H3O+ in the solution, in mol L-1

A: PH = -log [H+] = - log[H3O+]  So [H3O+]= 10-pH

Q: A 250 mL glass of orange juice contains 22 grams of sugar. How much sugar is in a two-liter (2,000…

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Q: Which is the strongest acid? HPO ² + HO- a) CH₂CH₂OH b) CH,CO H c) HC[ỊCH d) CH₂=CH₂ e) CH,CH, .…

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Q: The isotope of an unknown element, , has a mass number of 78. The most stable ion of this isotope…

A: Given,  The mass number of an unknown element isotope is 78. The most stable ion of this isotope has…

Q: 100kg/hr water is heated from 25 C to 200 C. Steam enters at 500kPa and 973.15K and leaves at 300kPa…

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Q: 13. (a) Compound C undergoes a reaction with SOC12 (or PCls) to yield compound D (Molecular Formula…

A: This Question is based upon NMR Spectroscopy.

Q: 3- Air at 25°C and 100 kPa at a relative humidity of 75 percent. The parti pressure of water vapour…

A: 1. Relative humidity is the amount of water vapor present in the air divided by the maximum amount…

Q: Noting the curved arrows, draw all the product(s), organic and inorganic, of the following reaction.…

A: In the given question we have to draw the product formed by the following reaction.  Here, ester…

Q: 2. Write the abbreviated ground state electron configuration for each element. b) Pb a) Ca

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Q: 1. Write the complete ground state electron configuration for each element or ion. a) Mo b) K

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Q: On the product frame on the left, the blue molecules adopt the shape of the container, and the red…

A: The shape of the liquid phase is indefinite but the volume of the liquid phase is definite. For the…

Q: Number of Molecule valence electrons ΡΙΟ N(O)O- HPO4 NBRO Formal Charge P: N: Po: N Electron Group…

A: Here we have to predict valence electrons, formal charge, elctron geometry , molecular geometry and…

Q: culate the selectivity factor (a) for the peak pairs of 1,2 and 3,4 and 5,6 in the chromatogram…

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Q: The following aldaric acid can lactonize to form two different products. Which ones? CO₂H НО -н H-OH…

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

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Q: Suppose you need to prepare 138.6 mL of a 0.426 M aqueous solution of NaCl. what mass of grams in…

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Q: A ribbon of metallic magnesium weighing 12.5 g was thrown into the beaker with dilute hydrochloric…

A: •Mass of magnesium= 12.5g Atomic mass of mmagnesium= 24 g/mol •Pext = 1 atm We know,  Work = -Pext…

Q: 2Q. The volatile and non-electrolyte substance contains 40% C, 6.7% H and 53.3% O. An aqueous…

A: Given,  The volatile and non-electrolyte contains 40% C, 6.7% H and 53.3% O. The solution contain 5%…

Q: Calculate the atomic mass for silicon given the following data for its natural isotopes: 28 Si…

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Q: Consider the SN2 reaction of (2R)-2-bromooctane

A: SN2 reaction: SN2 stands for  Bi-molecular nucleophilic substitution reaction It is a single step…

Q: 3. From the following enthalpy changes Cao Cao H₂O calculate the enthalpy change for the reaction…

A: We have to calculate the enthalpy change for the reaction Ca(OH)2 + CO2 → CaCO3 + H2O

Q: A chem graduate student is studying the rate of this reaction: 2H₂PO4 (aq) → P₂O5 (aq) + 3H₂O (aq)…

A: we have to find rate constant and rate law of the reaction

Q: Q1. The absorbance of five different aqueous methyl orange solutions of accurately known…

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Q: Identify the structure of the important fragments. Show the arrow pushing mechanism to form the…

A: Show the arrow pushing mechanism to form the significant fragments.

Q: Problem Solving. Solve the following problems, use GRESA format in answering. 1. In a 0.1000 M…

A: In the question , Acetic acid which is mono basic acid,realeses one H+ per molecule. If the…

Q: Suppose 220. mmol of electrons must be transported from one side of an electrochemical cell to…

A: Given  mmol of electrons = 220  Time = 214 s  We have to calculate current

Q: II. Problem Solving. Solve the following problems, use GRESA format in answering. 1. In a 0.1000 M…

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Q: Which of the following is the best substrate for SN1 reactions?   a Methyl carbon   b Primary…

A: In SN1 reaction, the first step is the rate determining step in which the formation of carbocation…

Q: Knowing that the concentration of CO2 dissolved in the blood is approximately 1.2 mmol L-1 and that…

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Q: Determine the weight of SDS powder needed in order to prepare 100ml of 25% SDS solution.

A: The weight by volume of a solution is the ratio between the mass of solute to the 100 mL of…

Q: Complete the given reactions. Add hydrogen atoms and charges to the appropriate atoms. Reaction A…

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Q: a) For the next equation, what units will have the rate constant k if the rate is given in M/s?…

A: The sum of the exponent term in the rate law for a chemical reaction is known as the order of the…

Q: For the following equilibrium system, which of the following changes will form more H₂O? Check all…

A: Le Chatelier's principle: This principle is used to predict the effect of a change in conditions on…

Q: A cell consisting of a saturated calomel electrode and a lead ion electrode developed a potential of…

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Q: A sheet of aluminum measures 48.5 cm by 29.5 cm. If the volume is 2.90 cm³ what is the thickness of…

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Q: 15. A solution of benzoic acid (C,H,OOH) has a Ka of 6.3 x 10-5. If it said to be 3.0% dissociated,…

A: Since you have asked multiple question, as per our company guidelines we are supposed to answer…

Q: What is the name of reaction 2?   a Grignard reaction   b Reduction   c Acetal formation   d…

A: Here we are name the reaction and the product formed.

Q: Which of the reactions are spontaneous (favorable)? - glutamate + NAD+ + H₂O NH+a-ketoglutarate +…

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Q: A particular carborane has the following mass percentages: 21.30%C and 67.09%B. What is the…

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Q: 5- Ethanol C₂H,OH is burned with dry air for one mole of fuel. Find the air-fuel ratio, The…

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Q: Write each of the following numbers in standard scientific notation. a. 1/1033 b. 1/105 c. 1/10-7 d.…

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Q: 1) 27 L of CO2 is initially collected at 299K. After, the temperature is increased to 323 K.…

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Q: A metallic object to be plated with copper is placed in a solution of CuSO.. What mass of copper…

A: Given,  Current, I = 0.22 amp  Time, t = 1.5 hours               = 5400 sec  Molar mass of Cu =…

Q: Indicate which atoms in the following compound are chiral centers. CHO H-C-OH H-C-OH d CH₂OH…

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