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Q: 14. The fertilizer ammonium sulfate [(NH,),So,] is prepared by the reaction between ammonia (NH3) an...

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Q: Calculate the pH of a mixture containing 0.23 M HONH2 and 0.44 M HONH3Cl. (Kb = 1.1 × 10–8)  What a...

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Q: A mixture of gaseous reactants is put into a cylinder, where a chemical reaction turns them into gas...

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Q: The analysis of a water is as follows Ca+ 78 Alkalinity SO42- C pH 282 96 8.1 Nat- Mg2+ 30 K+ Specie...

A: Due to technical error ,unable to provide you the solution. Please resubmit the question once again 

Q: Solve for what is being asked in each ifem. Base your answers on fhe given cendrio below. In an expe...

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Q: What happens when a strong acid is mixed with a strong base? Use the paperclip button below to attac...

A: Acid are the compound which can donate proton to solution and base are compound which donate hydroxi...

Q: Based on this reaction in acidic solution, explain and show the steps for balancing a chemical equat...

A: A question based on stoichiometry that is to be accomplished.

Q: e mass of 1

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Q: The energy required to break the N-N bond in N204 is greater than the energy required to break the N...

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Q: Liquid octane (CH, (CH reacts with gaseous oxygen gas (0,) to produce gaseous carbon dioxide (CO,) a...

A: Given -> Weight of octane = 9.14 gm Weight of O2 = 19.8 gm Actual yield of H2O = 6.42 gm P  

Q: Liquid octane (CH3 (CH2),CH3) reacts with gaseous oxygen gas (0,) to produce gaseous carbon dioxide ...

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Q: The etner ring in solamin is blosyntnesized from the diene as shown pelow. Suggest a mechanism for t...

A: Due to technical error ,unable to provide you the solution. Please resubmit the question once again

Q: 1. Choose from the given molecules the one that would give the following infrared spectrum. Using th...

A: "Since you have asked multiple questions, we will solve the first question for you. If you want any ...

Q: calculate the required amount (in g) of ammonium sulfate to bring the solution from 40% to 60% satur...

A: Initial concentration = 40%

Q: Why does chalcone synthesis turn into paste if the chalcone was solid? Is the base of the mechanism ...

A: Answer: In chalcone synthesis, the chalcone is in solid form but it turns into paste form due to som...

Q: Gaseous methane (CH,) reacts with gaseous oxygen gas (0,) to produce gaseous carbon dioxide (CO,) an...

A:                                     CH4 (g) + 2O2 (g) -----> CO2 (g) + 2H2O (g)  One mole of meth...

Q: Given the following elementary steps, what is the rate law for the overall reaction? Use steady-stat...

A: In chemical kinetics, the steady-state approximation is a method used for the determination of rate ...

Q: :N=C Cb-0-H :S:

A: When orbital overlap to produce sigma bond, it is known as sigma overlap. This could be drawn by not...

Q: What is the total number of nitrogen atoms on the right-hand side of this chemical equation? Cu(s) +...

A: given balanced equation: Cu(s) + 4 HNO3(aq) → Cu(NO3)2(aq) + 2 NO2(g) + 2 H2O(l)

Q: A chemist carefully measures the amount of heat needed to raise the temperature of a 228.0 mg sample...

A: Due to technical error ,unable to provide you the solution. Please resubmit the question once again 

Q: This is the chemical formula for nickel tetracarbonyl (a powerfully poisonous liquid used in nickel ...

A: Solution - According to the question - Given - Mole of Ni(CO)4 = 34 moles Mole of oxygen in 1 mole s...

Q: kg e specific heat capacity of

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Q: Write the equilibrium constant expression for the following: a) Zn(s) + 2 Ag*(aq) = Zn²*(aq) + 2 Ag(...

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Q: Exercise 6: Write formulas for the following compounds containing polyatomic anions. a. sodium iodat...

A: Ionic compound: Ionic compound composed of cation which is positively charged (+charge) and an anion...

Q: What quantity in moles of KBr are there in 31.5 mL of 0.150 M KBr?

A: Mole, can be defined as a standard  unit for measuring large quantities of very small entities such ...

Q: он OEt cinnamaldehyde cinnamic acid ethyl cinnamate 1. Dissolve in ether 2. Add aq. NaOH aqueous org...

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Q: In the smelting of iron ores, the reduction of iron oxides in a blast furnace is accompanied by the ...

A: Due to technical error ,unable to provide you the solution. Please resubmit the question once again

Q: The ksp for Ca3(PO4)2 is 2.07 x 10^-33 at 25°C. calculate the aqueous solubility of Ca3(PO4)2 in ter...

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Q: Gaseous methane (CH,) reacts with gaseous oxygen gas (0,) to produce gaseous carbon dioxide (CO, and...

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Q: A. Solubility of Solids in Liquids Put equally small amount (1/2 teaspoon) of the substances listed ...

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Q: One compound under investigation for use as a lightweight rocket fuel is dimethylhydrazine (60.10 g/...

A: Given reaction is  (CH3)2N2H4(l) + N2O4(l) -----> 3N2(g) + 4H2O(l) + 2CO2(g)  Mass of (CH3)2N2H4 ...

Q: CALCULATE OF REACTION RATE FOR THE GIVEN CHEMICAL EQUATION. IF THE RATE OF APPEARANCE OF WATER IS 7....

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Q: concentration

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Q: XI. Compound K (CgH,,O2) 11 10 7 3 2 Chemical Shifts Splitting pattern Peak Area (Normalized) 4.45 m...

A: Due to technical error ,unable to provide you the solution. Please resubmit the question once again 

Q: 300.0 mL of a 0.410 M solution of Nal is diluted to 700.0 mL. What is the new concentration of the s...

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Q: PLS REFER TO THE PICTURE BELOW

A:   Covalent bond:  It is formed due to sharing of electrons inbetween two bonded atoms Covalent bond...

Q: A 1-gram piece of pure Cu (c = 0.386 J/g-°C) will require a smaller amount of energy than a 1-gram p...

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Q: What is the molecular shape around the labeled carbon atom? b. What is the hybridization around that...

A: The answer is as follows:  

Q: is essentiäl to consider the pontaneous. Select one: O True O False A typical resting person heats t...

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Q: CH20 L Et H2 Me e OMe sive the product L of the reaction. Draw a mechanism for the formation of L. [...

A: Due to technical error ,unable to provide you the solution. Please resubmit the question once again

Q: TRUE OR FALSE ORGANIC AND INORGANIC CHEMISTRY

A: ORGANIC AND INORGANIC CHEMISTRY.   As per our guideline we have to answer first three questions only...

Q: what is quenching? (in accordance with the fluorescence using a cary eclipse spectrofluorimeter)

A: Answer - Quenching - In materials science, quenching is the rapid cooling of a workpiece in water, o...

Q: calculate the dilution required to analyse the concentration of paracetamol in a commercially availa...

A: Molar extinction coefficient (ε) of Acetaminophen at 250 nm = 14 mM-1cm-1                           ...

Q: 4. Determine the initial concentrations of Fe" and SCN (before any reaction) and the equilibrium con...

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Q: The chemical structure of glycine (C,H,NO,) is shown below. Highlight each atom that is in an amino ...

A: Amino group has the moeity of (-NH2) .

Q: PH3P 2. 2. Buli Complele the folloualing 1. NaH 9. Gr. Meo NaOH,HoO Je Br

A: see below. thank you  happy learning 

Q: Question 12: The mass spectrum in Figure 12 belongs either to Compound A or to Compound B. * O The s...

A: Concept :  1) The m/z value will be used to predict the various fragmentation of an organic compound...

Q: Calculate the moles of NaOH added (mol). Give answer with at least three significant figures. Take n...

A: Number of mols of the substance  = Volume of  the substance in L × concentration in mol/L

Q: Solubility of Liquids in Liquids Pour 5 mL of rubbing alcohol into an equal volume of water and shak...

A: Given liquids: Water: H2O Alcohol: R-OH In this activity,  1. 5 mL of alcohol is added to 5 mL water...

Q: Calculate the number of grams of magnesium ammonium phosphate, which will dissolve per liter if its ...

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Matter and Measurement

In the universe, there is matter, energy, and void space. The universe contains energy and void space. The definition of matter can be considered as something which possesses mass and consumes space. Chemistry is that branch of science which deals with the study of matter. Under chemistry, nature, composition, and the changes occurring to matter are discussed.