How many grams of ammonium chromate are needed to prepare 315 mL of 0.452 M solution

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A: Effect of decrease in volume on reaction at equilibrium....

Q: H. 1. NABH4 2. Neutralizing work-up

A: Here a reaction is given .For this reaction reagents and products are given.We have to draw the stru...

Q: theoretical yield

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Q: 4. The average rate of disappearance of ozone in the following reaction is found to be 9.60 x 10 atm...

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Q: Consider the following reaction with a Kp-81.9 at 25 °C: I2 (g) + Cl2 (g) 2IC (g) At 25 °C a flask c...

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Q: A protein has about 200 amino acids. What is the expected Molecular Weight of the protein (in g/mole...

A: Given that, a protein has about 200 amino acids. The average weight of an amino acid is 110Da. We ha...

Q: What quantity (moles) of NaOH must be added to 1.0 L of 1.5 M HC2H3O2 to produce a solution buffere...

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Q: What types of elements undergo covalent bonding? a. a nonmetal and a metal b. two Group 1 elements c...

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Q: The chemical formula for lithium hydride is LiH. A chemist measured the amount of lithium hydride pr...

A: Detail mathematical calculation is shown below

Q: e mass of c

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Q: Calculate the mass in grams of 0.45 moles of Be(ClO3)2.

A: Detail mathematical calculation is shown below

Q: C(s) + CO,(g) 5 2CO(g) K, = 1.90 atm

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Q: In a reaction, 1 mole of silver nitrate combines with 1 mole of sodium chloride. AgNO3 + NaCl  Whi...

A: This is an example of Inorganic reaction where precipitation of AgCl takes place . Details descripti...

Q: A carbon-deuterium bond (C-D) is stronger than a carbon lydrogen bond (C-H) and takes more energy to...

A: THERE IS MORE THAN ONE QUESTION AND BOTH ARE INDEPENDENT QUESTIONS SO I WILL ANSWER ONLY THE FIRST O...

Q: A chemist carefully measures the amount of heat needed to raise the temperature of a 693.0 g sample ...

A: given, the mass of the sample = 693.0 g the temperature rises from initial temperature, T1 = 17.1 oC...

Q: At 400 °C, the AG an for the oxidation of a monoatomic liquid element Z in the presence of 02(9) for...

A: A multiple choice question based on chemical thermodynamics that is to be accomplished.

Q: Problem: CAH,NO IR: medium stretch at 2240 cm1 'H NMR 3 H 2 H 2 H 4 3 2 PPM 1 13C NMR 120 100 80 60 ...

A: Given data: Molecular formula = C4H7NO So,  Degree of unsaturation = C-(H/2)+(N/2)+1 = 4-(7/2)+(1/2)...

Q: According to the law of conservation of mass, which statement about chemical reactions is always tru...

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Q: a. Cyclooctatetraene (COT) is shown below. Assume the molecule is planar, use the Hückel molecular o...

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Q: the reaction Hyle + Flg) c> 2HF) Calculate the equilibrium concentrations of all species if 2.00 mol...

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Q: 5. The following mechanism is suggested for the reaction of Mo(CO)6. All the species are in gaseous ...

A: An intermediate is the derivative that is obtained from two or more initial reactants of a reaction ...

Q: 1.00 L of a 0.0250 M solution of C9H7O4, adds 15.0 mL of aqueous sodium hydroxide . The pH of the ne...

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Q: Properties of alkanes, alkenes and alkynes

A: The correct answer is given below

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

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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: mole fraction for th

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Q: Consider 1,3-cyclopentandiol ОН НО a) Draw a pair of 1,3-cyclopentandiol stereoisomers that have a d...

A: The molecules with the same molecular formula but different structures are known as isomers. If the ...

Q: Determine the pH for the 4 stages of chemistry in a titration between 25.0 mL of 0.247 M HBRO2 and 0...

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Q: The molar entropy change of combustion (ASn) for liquid hexane (C6H14) is positive, while that for g...

A: Since you posted multiple questions as per guidelines we will solve only the first question for you....

Q: Why is everything stored on ice

A: We have to answer why is everything stored in ice. Here we give the reason.

Q: Match Cations and Colors of Precipitate: Colors:  Green Gel   Blue Gel   Brown Gel    White Gel Ca...

A: The matching of the following is:  

Q: ew Policies now Attempt History urrent Attempt in Progress Your answer is incorrect. A sample of 18....

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

A: The sign convention for heat flow are as follows: When the heat flows into the system, a positive si...

Q: 6. For a reaction at 25 °C, the activation energy of the forward reaction is 135 kJ and the activati...

A: Let us discuss the diagram and then answer the question. 

Q: Calculate the activation energy (E ) for the reaction assuming that the frequency factor (A) is 10 1...

A: Activation energy will be calculated using Arrhenius equation if we know the value of rate constant ...

Q: What is the sufficient synthesis to transform 2-methylpentan-2-ol into 4-methylpent-2-ene?

A: This is a multi step synthesis reaction , via several steps we get the desire end product. Mechanism...

Q: The line emission spectrum of cerium is most intense at 419 nm. Given this information, which of the...

A: Wavelength of gamma rays is small in comparison to visible region. 

Q: theoretical yield of w

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Q: che specific heat capacity of th

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Q: Spell out the IUPAC name(s) of the alcohol(s). If there is more than one alcohol, spell out the full...

A: For IUPAC naming of the given compound substituents are written first with their position followed b...

Q: Complete the following statements about the below solutions at 25 °C? 1. The pOH of 9.95 x 105 M KOH...

A: pH = -log[H+]  pOH = -log[OH-]  At 25°C : pH + pOH = 14.0

Q: Which property of a photon below coresponds to the MOST energetic? Planck's constant: 6 626 × 10-34 ...

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Q: What series of intermediates requires the delocalization of electrons in the following manner? O Sig...

A: We have to find the type of intermediates that will require the delocalization of electrons in the a...

Q: Draw the Lewis structure for HNO.

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Q: how many grams  of active ingredient are in 2L of a 5% solution

A: Given :-  %w/v = 5%  Volume of solution = 2L  To calculate :-  Mass of active ingredient (in grams)

Q: Part C HCN forms when synthetic fibers containing Orlon® or Acrilan burn. Acrilan has an empirical f...

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Q: The following reaction is exothermic. Which change will shift the equilibrium to the left? 2 SO2(g) ...

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

Q: What is the true density of Zr, an HCP crystal, in g/cm3? Where: Atomic Number = 40  Atomic Weight...

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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: Which of the following statements is/are TRUE when molecular orbitals are formed? I. There are more ...

A: Electrons in a bond are localized between the two specific atoms. Overlap of atomic orbitals generat...