Solid zinc metal reacts with ssulfuric acid to form hydrogen gas and an aqueous solution of zinc (II) sulfate. Express your answer as a balanced chemical equation. Identify all of the phases in your answer.

Q: Kc for the reaction of hydrogen and iodine to produce hydrogen iodide.  H2(g) + I2(g) ⇌ 2HI(g) is 54...

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Q: Kea

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Q: Isooctane is a primary component of gasoline and gives gasoline its octane rating. Burning isooctane...

A: Heat released = 330 KJ Initial temperature = 23.2℃ Final temperature = 66.5 ℃

Q: Draw the following: 1. The chair structures of the most stable molecule below. (Choose the most stab...

A: This question belong to stereochemistry organic chemistry. We will decide the stability of 2 structu...

Q: Which of the following compounds has primary, secondary, tertiary and quaternary carbon atoms? A. pe...

A: Hence option D is correct that is  2.2,3-trimethylpentane

Q: Classify the compounds shown as aromatic, antiaromatic, or nonaromatic . Assume all the structures a...

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Q: Liquids and gases take the following characteristic(s) of their containers. Which is/are it? volume...

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Q: 6KNO3 How many moles of KNO, qre Produced If 439 of Ni(NO,)3 reacts

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Q: In which compound does sulfur have the highest oxidation number? O NazSO4 O H2S O SCI2 O SO2 O H2SO3

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Q: Check my work Enter your answer in the provided box. Consider the combustion of butane (C,H10): 2C,H...

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Q: All of the following are representations for 2-methylbutane, EXCEPT? HH H,CH,C-CH, CH, н-с-с-н H,C- ...

A: In butane  parent chain contains no of carbon is 4...  

Q: Deamination occurs in DNA. Draw the reaction that shows the conversion of adenine to hypoxanthine, g...

A: Please find the below  attachments.

Q: Chemistry: Bonding 4a. Draw the Lewis structure for CH4, (methane), NH3, (ammonia), and H20 (wate...

A: The Lewis structures, polarity of bond and the molecule is shown in the step below

Q: Based first from the first photo (table 3-2). Answer A (3 only) answer B (1,2,3)thanks with complete...

A: We have to determine reaction is exothermic or endothermic. 

Q: Choose which waste disposal container you should dispose of the unused 0.1 M FeClz solution. A organ...

A: Answer is given below :  

Q: the structural formula of N the molec ule on

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Q: (4) Determine the point group of CHa and show the symmetry elements/operations using 3D drawing. (5)...

A: In point group classification we have to find out different axis of rotation,plane of rotation ,if a...

Q: Look at the table below: Substance pH Apple Juice 3.37 Apricots, pureed 3.83 Cherries, California 4....

A: pH is defined as negative logarithm of hydrogen ion concentration.

Q: Be sure to answer all parts. Nitrous oxide (N,0) is called "laughing gas." It can be prepared by the...

A: This question belong to main group element that is decomposition reaction of salt. Salt salt may be ...

Q: For the pyrolysis reaction of propane proceeding at 625 Ky atmospheric pressure C2H2(g) →C2HA(g) + C...

A: Given steps :

Q: rection: Match the following compounds in column A to their respective chemical formulas in column B...

A: Below attached file showing the details answer. All the best. 

Q: Calculate the activity of IO3- in a saturated solution of La(IO3)3 with 0.15 M Al(NO3)3.

A: Given, the activity of IO3- in a saturated solution of La(IO3)3 with 0.15 M Al(NO3)3.

Q: The preparations of two aqueous solutions are described in the table below. For each solution, write...

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Q: The hardness of water (hardness count) is usually expressed in PPM (by mass) of CaCO3 which is equiv...

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Q: Unknown compound D has a melting point of 102-103 degrees C. Carbon/ Hydrogen analysis of compound D...

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Q: A o bond arises from the straight-on overlap of two atomic Sigma Bonding orbitals. The electron dens...

A: Hybridisation is defined as mixing of orbital having different energy so as to rehybridize to form n...

Q: How many grams of oxygen are there in 91.1 g of C2H6O? please show each steps

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Q: Express the concentration of a 0.0490 M aqueous solution of fluoride, F¯, in mass percentage and in ...

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Q: Which of the following observations did NOT lead to the development of the Bohr model of an atom? Se...

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Q: If 25 amperes of current flow for 15 minutes through a solution of Sn(NO3)2, how many grams of tin m...

A: According to the first law of Faraday, the mass of a metal deposited on the anode during electrolysi...

Q: Which of the following reactions is correctly balanced? A) CO + O2 → CO2 B) N2 + H → 2NH3 C) 2H2O...

A: Given :-  A) CO + O2 → CO2 B) N2 + H → 2NH3 C) 2H2O + C → CO + 2H2 D) Zn + 2HCl → H2 + ZnCl2  To ide...

Q: er certain conditions the rate of this reaction is zero order in ammonia with a rate constant of 0.0...

A: Rate Constant ,k = 0.0015M/s

Q: 8. A strong signal in infrared spectroscopy indicates that a molecule matches the emitted electromag...

A: When a matching electromagnetic radiation fall, the electrons are get excited.

Q: What is the molar ratio of the balanced chemical equation? N2H4 (l) + N2O4 (l) → 2

A:   Given reaction is hydrazine reacts with dinitrogen tetraoxide to give nitrogen gas and water  To t...

Q: Determine the value of the equilibrium constant, Kgoal , for the reaction N2 (g) + O2(g) + H2 (g) N2...

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Q: Calculate. 5. What is the pCa of a 50ppm Ca(NO3)2

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Q: How many moles of ammonium ions are in 6.985 g of ammonium carbonate?

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Q: A student is asked to standardize a solution of calcium hydroxide. He weighs out 0.945 g potassium h...

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Q: Consider the following reaction: 1. 2 N2O5 (g) → 4 NO, (g) + O2 (g) The initial concentration of N¿O...

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Q: 3) Arsenic acid has 3 pK,'s: 2.19, 6.94, and 11.51. Determine the concentrations of all the species ...

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Q: chemical equation.

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Q: What coefficients (in order from left to right) are needed to balance the following chemical equatio...

A: What coefficients (in order from left to right) are needed to balance the following chemical equatio...

Q: Determine if each molecule below is an aldehyde, ketone or alcohol based on the ending. heptanal 3-m...

A: Alcohol contains R-OH  functional group . Ketone contains R-CO-R functional group. Aldehyde contain ...

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A: Extraction is one of the most widely used and convenient technique for the purification of several c...

Q: molar ratio

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Q: molecules

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Q: 50.0 g of copper (II) oxide reacts with an excess of ammonia gas in the following unbalanced reactio...

A: Given :-  CuO + NH3 → N2 + H2O + Cu (unbalanced)  Amount of CuO = 50.0 g  To calculate :-  Amount of...

Q: systematic name.

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Q: Use the graph below as reference: What is the boiling point of pure toluene? O a. 110 % O b. 109 % ...

A: Given, A phase diagram of toluene and cyclohexane is provided as reference       Required,          ...

Q: 29. . Allotropes differ in which of the following properties: A. Electronegativity B. Crystal Stru...

A: According to Bartleby guideline more than one question only one question is attempt