An igneous rock that formed by rapid cooling has crystals that are glassy O microscopic visible without a microscope QUESTION 14 In a rock with crystalline texture, the individual grains are interlocked cemented together randomly orlented

Q: Calculate the pH of 100 mL of 0.30 M NH3 after the addition of 4.0 g of NH4NO3. Assume that the…

A: NH3 is a weak base ; NH3 + H2O → NH4+ + OH-  while, NH4NO3 is a salt ; NH4NO3 + H20 → NH4+ NO3-…

Q: ● Question 9: Draw the major E2 elimination product formed from the following alkyl halide.

A: E2 elimination is an Anti-elimination. For the formation of an alkene the leaving group and H must…

Q: negative charge of it. What parameter is generally most important for determining its relative…

A: This question belongs to basic concept of chemistry.

Q: 14) A 1.50 L buffer solution is 0.250 M in HF and 0.250 M in NaF. Calculate the pH of the solution…

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Q: Consider the structure shown. :õ: Determine the number of shared and unshared electrons in the…

A: Answer:

Q: 2. If you wish to use 20 mL of 0.10 M NaOH to react fully with potassium hydrogen phthalate (KHP),…

A: The chemical reaction taking place between potassium hydrogen phthalate  (KHP) and sodium hydroxide…

Q: 4. A sample of 2.12 g of copper was heated in an oxygen atmosphere until no further change took…

A: We’ll answer the first question since the exact one wasn’t specified. Please submit a new question…

Q: 4. What is the mass of 4.00 moles of glucose CsH12O6? 7219 5. If you have 3.211 x 10 25 molecules of…

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Q: 5. Calculate: Suppose all the NO2 molecules were synthesized into N2O4. Given the equation 2NO2…

A: The given balanced equation is: 2 NO2   ⇌ N2O4

Q: QUESTION 6 Which of the following reactions is correctly represented? C+D AGO = 13.6 kJ/mol %3D A +B…

A: Second option is correct.

Q: Assuming it behaves as an ideal gas, calculate the density of nitrogen, N,, at STP. density: g/L

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Q: 11) A peanut butter and jelly sandwich contains 9.00 g of fat, 6.00 g of protein, and 25.0 g of…

A: Here, we need to answer the Question Number 11 -

Q: QUESTION 6 An aqueous solution of CaCl, is mixed with an aqueous solution of Na COz and a…

A: The given reaction are some of the well known example of the precipitation reactions, where these…

Q: Consider the reaction, C2H4(g) + H2(g) → C2H6(g), where AH = -137 kJ. How many kilojoules are %3D…

A: Introduction The value of heat released for any particular moles of any reacting species can be…

Q: %3D 13) Consider the reaction, C2H4(g) + H2(g) → C2H6(g), where AH = -137 kJ. How many kilojoules…

A: C2H4 (g)  +   H2 (g)  →  C2H6 (g)  ;  ΔH = -137 kJ Given that,mass of C2H4 reacted = 55.3 g molar…

Q: Given the thermochemical equations X, + 3 Y, – 2XY, AH1 = -390 kJ X, + 2Z, → 2XZ, AH2 = -170 kJ 2Y,…

A: To solve this problem we will use.the given thermochemical equation .

Q: 0.0026 moles of H2SO4 were used for a certain titration. How many moles of NaOH are consumed in the…

A: Question 5.  Given : no.of moles of H2SO4 = 0.0026 mol  To calculate :- no. of moles of NaOH used in…

Q: Predict the products of each reaction below. Indicate regiochemistry and stereochemistry when…

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Q: A 7.60 L container holds a mixture of two gases at 41 °C. The partial pressures of gas A and gas B,…

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Q: Consider the following reaction: 2C2H6 (g) + 702 (g) → 4CO2 (g) + 6H2O (g) Which substance is…

A: Redox reactions are the chemical reactions in which the gain of electron(reduction) and loss of…

Q: Question 13!

A: Since you have posted multiple questions, the answer for question 14 is given below. Kindly repost…

Q: question 19 only

A: Calculate the number of moles of aluminum bromide. nAlBr3 = WAlBr3MAlBr3nAlBr3 = 4.80 g266.7…

Q: Write a balanced equation for the combination reaction described, using the smallest possible…

A: Combination reactions are those reactions in which two reactants react together to combine and form…

Q: QUESTION 10 Which of the following reaction is decomposition reaction? O 2 Na (s) + 2 H20 ()2 N2OH…

A: Decomposition Reaction : decomposition reaction is a type of chemical reaction in which a chemical…

Q: QUESTION 9 Complete and balance the following redox equation. When properly balanceas using the…

A: Option B is correct. Explaination:- The underlying principle involved in this method is that the…

Q: What is the relationship between the two compounds shown? HO- HO. HO HO HO- но HO- HO- HO: HO- O…

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Q: Question 12 of 14 > In a particular redox reaction, MnO, is oxidized to MnO, and Fe3+ is reduced to…

A: The reactions in which oxidation and reduction reactions take place simultaneously are known as…

Q: QUESTION 12 Consider the following thermochemical equation: 2 BrCl(g) → Br2(1) + Cl2(g) AH°, What is…

A: The forward reaction is an exothermic reaction, as change of enthalpy is negative.

Q: (b) How do hydrogen bonds properties of water? TC 12. Describe dehydration and hydrolysis. How are…

A: Dehydration reaction is a chemical reaction that involves the loss of water from the reacting…

Q: 9. Determine the molar mass (also called formula weight) of the following compounds: a. СаCl, b.…

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Q: 6) Given 7.21 x 1024 formula units of Ag₂S, how many grams of Ag₂S do you have?

A: Please note- As per our company guidelines we are supposed to answer only one question. Kindly…

Q: 14. The reaction mechanism for the reaction 2 H2S(g) + 302(8) 2 2 SO2(8) + 2 H20(g) contains over…

A: Using the postulates of collision theory and arrhenius equation we can solve this problem.

Q: Question 13

A: The density represent about the mass of sample that contains in 1 mL of solution.Hence, 1mL of…

Q: For which of the following reactions will AH be approximately (or exactly) equal to AE? O…

A: The enthalpy change (∆H) and internal energy change (∆E) of a reaction are related as  ∆H = ∆E +…

Q: 9.) (a) Calculate the pressure of gas, in atm, if 8.25 × 10² mol occupies a volume of 174.0 mL at…

A: 9. a) Given;

Q: H H H 2 H-C-S + 2→ H-Ċ-s-S-ċ-H + 2HI H Methanethiol Dimethyl disulfide

A:

Q: 10:38 box for the assignment. You can also download a program called Marvin Sketch…

A: Dear student, I have given answer to your question 13. I can not answer other questions as it is not…

Q: Does a reaction occur when aqueous solutions of chromium(II) nitrate and aluminum sulfate are…

A: The reactants given are, 1) Chromium (II) nitrate i.e Cr(NO3)2  2) Aluminium sulfate i.e Al2(SO4)3…

Q: Sodium hydroxide is used extensively in acid-base titrations because it is a strong, inexpensive…

A: Concentration in terms of molarity is defined as the moles of solute present per litre of the…

Q: In mass spectrometry, McLafferty Rearrangements are common in carbonyl compounds. Draw the daughter…

A: Mass spectrometry is a technique used to determine the mass of a given molecule. In the given…

Q: Which are the kinetic products (kinetically favored) in the energy diagram in the left, and which…

A: For the red line path,  The  free energy is less. And the product E +F has more enrgy For the blue…

Q: QUESTION 11 Which of the following is the enthalpy change of the following reaction under standard…

A: Exothermic reactions are reactions or processes that release energy, usually in the form of heat or…

Q: 10. True/False: A greater surface area decreases the amount of material dissolved. 11. Dissolving is…

A: Solution [11.] – Dissolving is a surface phenomenon since it depends on solvent molecules colliding…

Q: 9. Describe the characteristics and differences between two important micro-analyzing techniques:…

A: Characteristics: Auger Electron Spectroscopy (AES) The scanning Auger microscope is a device that…

Q: obtained by this process: Q9) Nitric oxide (NO) reacts with oxygen gas to form nitrogen dioxide…

A: Given that -  Balanced Chemical equation is -  2NO(g) + O2(g) ----> 2NO2(g)    And, mole of NO =…

Q: An unknown compound has the following chemical formula: Al,CI where x stands for a whole number.…

A: