deltaG tells us if a reaction can occur, but not if a reaction will actually occur. What measurement tells us if a reaction will actually occur? Is it activation energy or something else?

Q: The reaction bctween hydruzinc (N,H) and dinitrogen tetroxide (N,O,) in thocir liquid forms s used t...

A: Calculating ∆H°   ∆H° = enthalpy of reaction at STP  ∆H° = Σenthalpies of product - Σenthalpies of r...

Q: Write the condensed structure of the following: 1. Benzoic Acid 2. Hexanoate 3. Heptano

A: The condensed structural formula of a compound contains the atoms in molecule in a line text. The co...

Q: Use the table 'Standard Reduction Potentials' located in the 'Tables', to predict if a reaction will...

A: Given that, Co metal is put into a 1M aqueous Al3+ solution. wehave to predict reaction will occur o...

Q: A chemist prepares a solution of iron(II) bromide (FeBr,) by measuring out 87.2 mg of FeBr, into a 2...

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Q: The planet Zook has an atmosphere that contains 3.0 mmHg of neon, 12.0 mmHg of xenon, and 8.0 mmHg o...

A: given :-  PNe = 3.0 mm Hg  PXe = 12.0 mm Hg  PKr = 8.0 mm Hg  to be calculated :-  Total atmospheric...

Q: Methane (CH) and oxygen (O) combine to make carbon dioxide (CO) and water (H,O) in the following unb...

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Q: Be sure to answer all parts. Industrially, vanadium metal, which is used in steel alloys, can be obt...

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Q: A 22.0 g block of copper at 45°C absorbs 2.50 kJ of heat. Given the specific heat of Cu is 0.385 Jig...

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Q: An alcohol contains 64.87% Carbon, 13.57% Hydrogen and the balance is Oxygen. Calculate the Empirica...

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Q: is NaHSO4 polar or nonpolar?

A: Given -> NaHSO4      

Q: Calculate the molar mass of a compound if 0.400 mole of it has a mass of 308.0 g.

A: Given :- no.of moles of compound = 0.400 mol  Mass of compound = 308.0 g  To calculate :-  Molar mas...

Q: A sample of oxygen gas is collected over water at 28°C. The vapor pressure of water at 28°C is 20 mm...

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Q: chemist adds 455.0 ml. of a 3.4M silver nitrate (AGNO, solution to a reaction flask. Calculate the m...

A: Molarity is defined as number of moles of solute divide by volume of solution

Q: What is the weight of pyridine, CSH§N that must be dissolved in 250 mL of solutic to produce a hydro...

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Q: The compound contains multiple chromophores that would absorb energy and cause an electronic transit...

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Q: In each box please fnd and then write the correct element by name, its atomic number, atomic mass, a...

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Q: How many grams of MnSO 4 can be prepared from the reaction of 15.0 g of KMNO 4 with 22.6 g of H 2SO ...

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Q: Calculate the standard enthalpy change for the reaction 2C8H18() + 1702(g)- 16CO(g) + 18H20(). Given...

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Q: What is the mean speed, K, of N2 molecules in air at 25°C?

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Q: Pentaborane BgHgls) burns vigorously in O2 to give B203s) and H2O0. Calculate AHren for the combusti...

A: Moles of B5H9 = 5 mole  

Q: Which of the following shows the correct chemical equation for the ionization of HIO2? HIO2(aq) + H2...

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Q: Discuss the Steroids structure?

A: Stereochemistry is branch of chemistry in which we deal with arrangement of atoms in molecules.

Q: Name formula Sulfur difluoride Dinitrogen trioxide Carbon monoxide Nitrogen trichloride Sulfur triox...

A: A chemical formula represents the number of atoms of each element in a molecule.

Q: SnO2  +  H2   ? Sn  +  H2O

A: The balanced equation is-  SnO2 + 2H2 = Sn + 2H2O

Q: Calculate the pH of a 0.63 M sodium formate solution (HCOONA). К, for HCOO"- 5.9 х 10-11 pH =

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Q: A 0.0670-g quantity of acetic acid is dissolved in enough water to make 50.0 mL of solution. Calcula...

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Q: Answer the following questions about the Lewis structure for ammonium carbonate, (NH4)2CO3 There are...

A: Lewis structure of NH4+ ion is given by, Lewis structure of CO3-2 ion is given by,

Q: Pentaborane B5H9(s) burns vigorously in O2 to give B203(s) and H2O(). Calculate AHxn for the combust...

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Q: Draw Lewis structures for each of the following. Count valence electrons, then determine the number ...

A: Lewis structure: Shape at central C: Trigonal planar From VSEPR, Hybridization=12(V+M-C+A)V=number ...

Q: Use the van der Waals equation of state to calculate the pressure P of 2.20 mol of H,O at 483 K in a...

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Q: Calculate the pH of the following: (a) 500 ml of pure water (b) 15.0 mL of 2F hydrochloric acid add...

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Q: Select the single best answer. Which of the following has more atoms: 3.70 g of helium atoms or 18.7...

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Q: 9). 10)

A:   Given  

Q: Gaseous methane (CH) will react with gaseous oxygen (0,) to produce gaseous carbon dioxide (Co,) and...

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Q: Show ALL work for the following calculations: 1. 168 grams of calcium oxide are reacted with 131 gra...

A: Using stoichiometric ratio we can determine how many moles of product can be formed and from that we...

Q: 2. Consider the following reaction and the tabulated thermochemical data at 298 K. 4 NH3(2) + 5 O2(g...

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Q: Formula Lewis structure Electron group Molecular Polarity (or ion) АХЕ Bond Notation geometry geomet...

A: • AXE notation :  A- Means crntral atom. You will always have this.X - Number of bonded pairs to the...

Q: Rank the following molecules in order of increasing pKa (lowest pka to highest pKa). OH OH OH -F (1)...

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Q: An unknown compound has the molecular formula C6H12O2. The compound shows a strong peak in its IR sp...

A: molecular formula C6 H12  O2 IR Spectrum - 1700 this peak is due to C=O stretching   

Q: Pentaborane BgHgts) burns vigorously in O2 to give B203ts) and H200. Calculate AHren for the combust...

A:   Balanced chemical equation is  2 B5H9 + 12 O2  -->  5 B2O3 + 9 H2O    Heat of reaction is  ∆Hrx...

Q: You started with 1.000 g of unknown and isolated 0.9550 g of metallic Cu. What is the calculated for...

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Q: What is the average mass, in grams, of one Zn atom? Multiple Choice O 65.39 g 65.39 amu O 109 x 10 2...

A: Given atom - - > Zinc (Zn) Molar mass of Zn atom = 65.38 g/mol Avagadro's number = 6.022*1023  

Q: Enter yeur ansmer in the provided bes. 113 The atemic masses of the two stable isotopes ef indium.In...

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Q: Which of the following processes is exothermic, given the following: N2(g) + 2 02(g) N204() AH°= 9.6...

A: From the given del H value we can calculate the del H value of target reaction. Enthalpy change of r...

Q: Select the compound that will have the lower equilibrium vapor pressure based on predicted intermole...

A: There are different types of forces act between the molecules:- Hydrogen bonding Dipole-dipole attr...

Q: Butadiene reacts to form its dimer according to the equation: 2 C4H6(g) > C8H12(g). Using the follow...

A: We will use data to first find order of reaction, then calculate rate constant and half life.

Q: Consider a 1.00 L of 1.50x10-3 M hydrocyanic acid (HCN, K,=4.9x10-10). 1. Write the equilibrium expr...

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Q: Question 22 What is/are the challenge(s) of imaging pancreatic beta cells? O the poor spatial resolu...

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

Q: 2. To make 5 mL of 2M Tris (MW = 121.1) solution you would add: a) 01211 b)12.11 g of Tris in a fina...

A: 5ml of 2M tris (MW= 121.1g)  Concentration (C)= 2M  Volume(V) = 5ml = 5x10-3 L  Number of moles(n) =...

Q: If the molar solubility of MnCO3 is 2.1l × 10-0 M at a certain temperature, what is the Kgp for the ...

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