The value of Kw increases as temperature increases. Is the autoionization of water exothermic or endothermic? A) endothermic B) exothermic

Q: 15) What are everyday applications for dissolving processes that are exothermic? Give two. Your…

A: An exothermic reaction is a chemical reaction in which energy is released to the surroundings in the…

Q: Draw a Lewis structure for H3C—NH2. Based on this Lewis structure, what is the value for the formal…

A: To draw the Lewis structure for H3C-NH2, we first need to count the total number of valence…

Q: 13. If the carboxylic acid reacted with another chemical to make an aldehyde, has the acid been…

A: The conversion of a carboxylic acid into an aldehyde is given below:

Q: OH C, acid anahydride مله Base

A:

Q: Consider the reaction below. Which species are the Brønsted-Lowry bases? HPO42 (aq) + CN- (aq) =…

A: given According to Bronsted-Lowry theory  Acids are proton donar  Bases are proton acceptor

Q: НО OH HO Ph

A: The question is based on the concept of organic reactions. we need to convert reactant into product…

Q: Hydrogen bonds will form between a hydrogen atom in one molecule and whic atom in another molecule?…

A: Since, We know that, Hydrogen bond formed between hydrogen and most electronegative atom. So,

Q: Consider the addition of 15.0 mL of a 0.111 mol/L NaOH solution to 100 mL of the solution produced…

A: We have to calculate the pH of solution

Q: The n = 1 energy level contains contain p orbitals. 2,6 0,3 6, 2 3,3 0,4 p orbital's, while all…

A: We have to complete the given statement.

Q: Which diagram best represents the bonding in the acetate ion (CH3CO₂)? H₂C O H 아시 H₂C H₂C How many…

A: Resonance involves the delocalisation of electrons with in the system. Resonance lowers the energy…

Q: Click in the answer box to activate the palette. A sample of a compound containing boron (B) and…

A: Given,   Sample of a compound containing:   Mass of boron (B) = 1.408 g   Mass of hydrogen (H) =…

Q: Explain with details how NaCl(s) dissolves in water Your answer Given a choice between CH4 and…

A: To solve this problem we have to know about ionic compounds

Q: How many moles of GeF4 is needed to form 8.00 mole of GeF3H according to the following reaction, if…

A: The balanced chemical equation is: GeH4 + 3GeF4 → 4GeF3H This equation tells us that one mole of…

Q: Steam reforming of methane (CH4) produces "synthesis gas," a mixture of carbon monoxide gas and…

A:

Q: Decribe what the effect of overheating or unevenly heating copper sulfate hydrate in a chemistry…

A: Copper sulfate hydrate has the formula, CuSO4.5H2O.

Q: 2. Define chain initiating, chain propagating, and chain terminating reactions. Give one example of…

A: This question belong to reaction mechanism of organic compounds that is Radical reaction. Either…

Q: How many grams of NaCl (molar mass of NaCl 58.4 g/mol ) are required to make 1.0 L of a 0.1 M…

A:

Q: An atomic orbital is the location of an electron in an atom the maximum distance that an electron…

A: Orbits are the circular path in which the electrons revolve around the nucleus.  Orbital is a 3-D…

Q: OH H CaCO, H₂O PCC CH,CI,

A: In the first reaction the CaCO3 acts as a  base. It will abstract the acidic benzylic proton. And…

Q: Consider a system consisting of 2.0 mol CO₂(g), initially at 25°C and 10 atm and confined to a…

A:

Q: How many orbitals in the n = 3 energy lev 025 016 09 4 O 01

A: n represent principal quantum number   and it's represent principal energy level.

Q: Which one of the following statements is true? A) A solution with a pOH of 12.50 will have a higher…

A: pH : pH can be defined as the negative logarithm of hydrogen ion concentration pH = -log[H+]  when…

Q: 3. Draw the skeletal structure of 3-methylhexanoic acid. What is the geometry at the carbonyl…

A: Given here the name of a organic acid and we are asked to draw the skeletal structure for it.

Q: How many polar bonds are represented in this structure? H O 5- O 3 02 H None of the bonds are polar.

A:

Q: A molecule exhibits the trigonal planar shape. How many electron domains exist in the valence shell…

A: The question is related to chemical bonding and requires us to determine the number of valence…

Q: B. Writing Balanced Equations. Write the chemical formula for each reactant and product (include…

A: Balance Chemical equation means no of atoms or ions should be equal in both side reactant and…

Q: do you not need to take account for the amount of moles of the substances added to the water as the…

A: Given Ksp: PbCO3, Ksp=7.40×10-14MgCO3, Ksp=6.82×10-6SnCO3, Ksp=5.60×10-10 Mass of each substance =…

Q: Consider the hypothetical reaction: A3+ B22AB + A The rate law for the overall reaction is rate =…

A: Answer: Slowest step of the reaction is the rate determining step and according to law of mass…

Q: 1. The following are acid-base reactions. -1.. ola OH ... ) Fill in the reasonable conjugate bases…

A: Thiols are weak acids whereas alcohols are bases.

Q: The elemental analysis of an organic solid extracted from gum arabic (a gummy substance used in…

A: Given,  The mass of a organic substance = 0.665 g.  In that, 40.0% by mass of C, 6.7% by mass of H…

Q: how to find the slope and activation energy

A: To find out the slope of the ln(rate) versus 1/T graph and the activation energy.

Q: (a) Calculate the Carnot efficiency of a primitive steam engine operating on a steam at 100 °C and…

A:

Q: Calculate the PH & POH for a .0018 moles solution of HBr

A: Since, Negative logarithm of concentration of H+ ion is known as pH of the solution. i.e. pH =…

Q: 1.50 g of a certain Compound X, known to be made of carbon and hydrogen, and to have a molecular…

A: Answer: Molecular formula of a compound is the formula that represents the number of each type of…

Q: give like for sure Solution must be in typed form To plan a liquid–liquid extraction we need to know…

A: This question is based on distribution law. Given  In one such experiment, 1.235 g of a solute with…

Q: How many moles of COz is produced when 0.500 mole of CH react according to the following chemical…

A: A balanced chemical equation contain equal number of atoms of each elements on both sides of the…

Q: Consider the following reaction: CH3COOH(aq) + OH-(aq) -----> CH3COO- (aq) + H2O(l) How much…

A: Answer :

Q: Substance Water Quantity 466 grams Initial temperature 8.50°C Final temperature 74.60°C 1. Based…

A: Exothermic and Endothermic: • Exothermic reaction: In exothermic reaction heat is released out of…

Q: Draw Lewis structure(s) for the carbonate lon (CO₂). If there are equivalent resonance structures,…

A: Lewis structure:  A Lewis Structure is a very simplified representation of the valence shell…

Q: For which of the following compounds is hydrogen bonding the main intermolecular force? CH4 HCN CH₂O…

A: Answer:- This question is answered by using the simple concept of hydrogen bonding which is caused…

Q: 24.7 g of lithium nitrate reacts with 11.5 g of barium sulfate. Find the mass of the projects.

A:

Q: Determine the pH of an HNO2 solution (for which Ka= 4.6x10^-4) of each of the following…

A: Given that the Ka of HNO2 is 4.6×10-4. The Ka is very small. So, HNO2 is a weak acid and undergoes…

Q: 10. The data below are for the reaction: 2 NO₂ (g) + F₂ (g) → 2 NO₂F (g) [NO₂] (M) 0.100 0.200 0.200…

A: Dear student since you have posted multiple parts question As per BARTLEBY QnA guidelines we are…

Q: 46. What volume of a 4.0 M calcium chloride solution will you need to provide 0.17 moles of calcium…

A: Given,  Molarity of calcium chloride = 4.0 M  Number of moles = 0.17 moles To calculate :  Volume of…

Q: Give the IUPAC name for the following compound: Multiple Choice (1S,3S)-1-ethyl-3-methylcyclohexane…

A: The given compound is a hydrocarbon, cycloalkane. The IUPAC name of a cycloalkane can be written on…

Q: Determine the volume of 0.10 M CH3COOH and 0.10 M CH3COONa required to prepare 10.0 mL of buffer of…

A:

Q: "Synthesis gas" is a mixture of carbon monoxide and water vapor. At high temperature synthesis gas…

A:

Q: HO H2SO4 애

A: We know the epoxide are very strained, so it tires to open up is ring in presence of acid to release…

Q: Which of the following gives the correct electronic configuration for the outermost energy level and…

A: Electronic configuration: Electronic configuration can be define as the arrangement of electrons…

Q: Write the name of the conjugate acid N,N-deithyl-1-pentanamine?

A: According to Bronsted Lowry concept acids are Hydrogen ion or proton donors while bases are Hydrogen…