Iron(II) arsenide                   __________             44. Ammonia                       __________   45. Carbonic acid                       __________             46. Potassium sulfide           __________   47. Tin(IV) selenide                   __________             48. Lead(II) iodide              __________   49. Sulfur hexafluoride

Q: 21) Automotive air bags inflate when sodium azide decomposes explosively to its constituent…

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Q: 19. How best describes isotopes?     20. Who discovered lectrons?

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Q: The boiling point of benzene, C6H6, is 80.100 °C at 1 atmosphere. K₁ (benzene) = 2.53 °C/m In a…

A: Given, Boiling point of benzene , Tb= 80.100°C Pressure , P = 1 atm Kb= 2.53°Cm mass of benzene =…

Q: Write a Lewis structure for each of the following molecules. H2CO (carbon is central)         Draw…

A: In the given molecule taking the C as the central atom, it forms  sigma bond with two hydrogen atom…

Q: hich atom(s) are sp3 hybridized? 1A 1E HO 1B IZ 1D 1C -

A: The hybridization  is determined by adding total no of sigma bonds and lone pairs .

Q: 6. Nitrogen dioxide dimerizes according to the following reaction: 2NO₂(g) = N2O4(g) Kp = 6.9 at 298…

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Q: For each set of chemical symbols, determine the species that fit the category listed. Which of the…

A: Atoms are electrically neutral contains no charge. Cation contain positive charge and anion contain…

Q: 1. Op 2,5-dimethylcyclopentanone can be prepared by a multistep procedure from diethyl adipate and…

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Q: 6. Consider the reaction below: e Br (c) How many stereoisomers form in total? several products (a)…

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Q: Use the figure to find the electronegativity difference between each of the following pairs of…

A: From standard data,   Electronegativity value of nitrogen(N) = 3.0

Q: Which of the following compounds produces an aldehyde when treated with catalytic sulfuric acid in…

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Q: Name the following Alkene: (Use cis/trans when possible. Otherwise use E/Z). p

A: -> If more preferential groups are on same side in double bond  then it has Z- configuration.…

Q: 1.  A 22.65-g sample of a solid is placed in a flask. Ethanol is added to the same flask having the…

A: Given that -  Mass of sample of a solid = 22.65 g  Volume of ethanol + solid = 45.00 mL  Mass of…

Q: What correlations does a COSY spectrum reveal in the off-diagonal peaks?

A: COSY : Correlation SpectroscopY ( Cross peak correlation )  It is one of the two-dimensional…

Q: Which of the following molecules has the least polarity? NH3 ⒸHI Br₂ HBr HCI

A: The ability of a atom to attract shared electrons in molecules is called as electronegativity.…

Q: This question requires that you work your answers on a scratch piece of paper. Once completed,…

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Q: reaction: NaHCO3(aq)  +  HCl(aq)   ®   NaCl(aq)  +  CO2(g)  +  H2O(l) How would your results be…

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Q: If a buffer solution is 0.420M in a weak acid (a=4.8x10-6) and 0.230M in its conjugate base, what is…

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Q: When the supply of oxygen is limited, iron metal reacts with oxygen to produce a mixture of FeO and…

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Q: HO. 4.2 Which one of the compounds below can't exist as cis/trans isomers? (a) Br OH fcho CH3 (b)…

A: Based on the compound structure we can define cis and trans isomers.

Q: Consider the container in the diagram. In chamber 1, 3.00 L H₂ at 520 torr. In chamber 2, 1.00 L He…

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Q: while your "sweating" your chemistry test, water vapor evaporates from your body, absorbing 135,000J…

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Q: Complete the table below for calculating the formula weight of the ionic compound aluminum sulfite,…

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Q: Use the figure to find the electronegativity difference between each of the following pairs of…

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Q: Calculate ΔGinward. Is energy required for transport to happen?  The cell is at 25°C. Membrane…

A: Given: Temperature of the cell = 25oC = 25 + 273 = 298 K Membrane potential = -60 mV

Q: When done correctly, the theoretical mass of NaCl remaining in the beaker at the end of the…

A: Given reaction  NaHCO3(aq) + HCl(aq) ----> NaCl(aq) + CO2(g) + H2O(l) We are asked why NaCl…

Q: 1. Consider the balanced reaction: 4 H+ + 2NO3 + S²-2 NO + SO2 + 2 H₂O that takes place in an acidic…

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Q: Part A orbitals in the n = 3 energy level Express your answer as a integer. Submit Request Answer ▾…

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Q: A 164 ft x 82 ft (1968 in x 984 in) swimming pool of uniform depth is filled with 660,000 gallons of…

A: “Since you have asked multiple question, we will solve the first question for you. If youwant any…

Q: Write a Lewis structure for each of the following molecules. H2O2 Draw the molecule by placing atoms…

A: In this question, we have to draw Lewis structure for H2O2 molecule.

Q: The reaction of trichloroethanal with water is a nucleophilic addition reaction. It can be catalysed…

A: #Part-1 (Mechanism): In the reaction mechanism, the pointed end of the arrow represents the…

Q: 40. In this type of isomerism, orientation of atoms in space is changed by breaking bonds. A.…

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Q: Draw the Lewis structure of the carbonate ion, CO32−. (Assign lone pairs, radical electrons, and…

A: we need draw the Lewis structure of carbonate ion

Q: Diethyl ether (C4H10O)(C4H10O), the "ether" used medically as an anesthetic, is prepared…

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Q: One of the chair conformations of cis-1-bromo-3-methylcyclohexane is more stable than the other by…

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Q: MISSED THIS? Watch KCV: Reaction Stoichiometry, IWE: Stoichiometry, IWE: Stoichiometry; Read Section…

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Q: Which of the following would you expect to boil at the lowest temperature? Why? Which of the…

A: Boiling point is the temperature at which vapour pressure becomes equal to atmospheric pressure.…

Q: Calculate the volume of dH2O (in mL) required to prepare 100.0 mL of a buffer with a final…

A: The pH of the buffer solution is to be determined using Henderson-Hasselbalch equation which is…

Q: Specify whether the transformation shown involves net oxidation of carbon, net reduction of carbon,…

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Q: According to the following reaction, how many moles of oxygen gas are necessary to form 0.944 moles…

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Q: student     carried     out     the     reaction     below     starting     with     1.993     g…

A: Initial amount of compound =1.993g Amount of CO2=0.593 g  X2CO3+2HCl ->2XCl +H2O+CO2

Q: Determine the molecular formula of a compound that contains 26.7%P, 12.1% N, and 61.2% Cl, and has a…

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Q: Which chair structure accurately represents the lowest energy conformation of the compound shown in…

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Q: What is the IUPAC name of the compound shown?

A: The given compound is a hydrocarbon, alkane. The IUPAC name of an alkane can be written on the basis…

Q: 2-Wirte of methods to reduce corrosion according to pourbaix scheme

A: The concept used in this question is from pourbaix scheme of Physical chemistry.  According to…

Q: Give IUPAC names to the following molecules. a. CI b. Br CI- Br Draw all the products (alkyl hal C.…

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Q: A chemical species is analyzed and the percent composition is 8.62% hydrogen and 91.4% Sulfur. What…

A: Empirical formula :-  The chemical formula which shows only the relative number (simple ratio) of…

Q: How many grams of sodium carbonat contain 1.773E17 carbon atoms?

A: Here we are required to find  grams of sodium carbonate contain 1.773 ×1017 carbon atoms

Q: Write the Charge Balance Equations for the following solutions: 1) 0.10 F H2A 2) 0.20 F NH4Cl

A: Like mass, the net charge in a chemical reaction is conserved.  Hence in a balanced chemical…

Q: Which of the following compounds has an asymmetric center? I II OIV OV CI H-CH₂ CI II Br B+H Br CI…

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Stoichiometry

Stoichiometry is a chemical division that evaluates the quantitative content of the chemical process with the help of the reacting molecules or products taking part in the reaction. The term “stoicheion” in “Stoichiometry”, is an old Greek term for "element" whereas “metron” means "measure".