Select the choice that is not an example of energy. O a. a beam of light O b. a loud noise O c. an atom O d. heat from a fire

Q: Which nitrogen atom is most basic? CI CI О 20 a N CI N CI 8

A: Basicity refers to the chemical property of a substance that can accept protons (H+ ions) in a…

Q: How many moles of hafnium contain 6.10 x 10^31 atoms of hafnium?

A: The no. of atoms in hafnium sample = 6.10 x 1031Avogadro’s number is defined as the number of atoms…

Q: Which of the following resonance structures is not a significant contributor to the hybrid for the…

A: The given structures are,We need to find the not-so-significant contribution to the hybrid for the…

Q: The compound (NH4)3PO4 contains A) 3,8 B) 4, 12 C) 3, 15 D) 4, 20 elements and total atoms.

A: Elements is simple substance and which cannot be divided into two or more substance

Q: Write the equations that represent the second and third ionization steps for phosphoric acid (H3PO4)…

A: A reaction in which a compound dissolved in an aqueous medium and results in the formation of ions…

Q: Consider the following redox reaction. Select the correct statement. 8 H+ (aq) + MnO4 (aq) + 5 Fe²+…

A: Oxidation is defined as increase in oxidation state of the element.It can also be defined as…

Q: a. How many grams of C are present in 2.70 grams of carbon tetrafluoride? Mass= gC b. How many grams…

A: Given,a. mass of carbon tetrafluoride  = 2.70 gb. mass of F = 4.96 g

Q: Which of the following electron configurations violates the Pauli exclusion principle?

A: Electrons are filled in a different atomic orbital in an atom. The total number of electrons in an…

Q: Write the basic equilibrium equation for TeO,2. Be sure to include the proper phases for all species…

A: An equilibrium equation describes a reaction at equilibrium, indicating the balance between…

Q: Give correct detailed Solution with explanation needed....don't give Handwritten answer..don't use…

A: atoms and molesExplanation:Chemists use Avogadro's number, a fundamental constant, to work with…

Q: Write the acidic ionization equation for H₂SO. Be sure to include the proper phases for all species…

A: H2SO4The chemical name of H2SO4 is Sulphuric acid.Other names for sulfuric acid include oil of…

Q: Write a balanced equation for the reaction of ZnI¾¯ in aqueous H₂O. Ignore spectator ions, and…

A: Answer:When a ligand substitutes the other ligand in a complex ion to form a new complex ion then…

Q: How many kinds of chemically non-equivalent hydrogens are there in each of the following compounds?…

A: The number of different types of chemically non-equivalent hydrogen atoms can be determined by…

Q: Arrange the highlighted bonds in the table below in decreasing order of polarity. That is, pick 1…

A: The polarity of a bond depends on the electronegativity of the atoms associated with that bond.

Q: Which of the following has the smallest mass? O 1.40 x 1024 molecules of 12 O 0.010 kg of Br2 O 5.00…

A: Here we have to generalize all the units into grams to compare the smallest mass.

Q: Which of the following molecules is the most polar? CH31 BF3 NH3 N₂

A: If the electronegativity of the covalent bond forming atoms is different then the higher…

Q: Arrange the ions from largest to smallest. Largest ionic radius Smallest ionic radius Answer Bank

A: The ions given are,    Mo6+ , Br- , Rb+ , Se2- , Y3+

Q: Identify the compound that does not come from an alkene. A.) acetic Acid B.) methanol C.) isopropyl…

A: Alkene contains c=c double bond. Having general formula Cn2n

Q: Select the dominant intermolecular force experienced between molecules in a pure sample of the…

A: Answer:When during the formation of covalent bond more electronegative atom forms the bond with less…

Q: Consider this three-step mechanism for a reaction: Cl₂(g) Cl(g) + CHCl3 (g) Cl(g) + CC13 (g) What is…

A: Given is a three-step mechanism of a reaction.To find the overall reaction.

Q: Between Li and K, the element with the more negative (more exothermic) electron affinity is Between…

A: Answer:Electron affinity is always inversely proportional to the size of the element.In between…

Q: What kind of intermolecular forces act between a hydrogen sulfide molecule and a nickel(II) cation?…

A: London Dispersion forces(LDF) : The London dispersion force is the weakest intermolecular force. The…

Q: Which option is the correct line-bond structure of the given molecule? CH3 H-C-CC-H CH3

A: Answer:-This question is answered by using the simple concept of writing the bond line structure of…

Q: In the blank, write an IUPAC name for the molecule pictured below, including stereochemical…

A:

Q: At 1100 K, K₂ = 0.21 for the reaction 2SO2(g) + O2(g) = 2SO3(g) What is the value of K at this…

A: The question is based on the concept of chemical equilibrium.  we need to calculate equilium…

Q: Does a precipitate form when iron(III) chloride and potassium hydroxide are mixed. If so what is the…

A: We have to describe a precipitate will form or not when iron (III) chloride and potassium hydroxide…

Q: The amino acid alanine has the Lewis structure shown below. Which electron-pair geometries are…

A: Lewis structure is a method of representing bonding pattern in a molecule.It tells us how different…

Q: Arrange the following in the expected order of increasing boiling points: C8H 18, CH3CH2CH2CH3,…

A: The objective is to determine the highest boiling point.

Q: The subshell letter:

A: The subshell letters (s, p, d, f...) belongs to the azimuthal quantum number (l). The azimuthal…

Q: What kind of intermolecular forces act between an ammonia molecule and a chloramine NH2Cl molecule?…

A: In the given question we have to identify the type of intermolecular forces present between ammonia…

Q: Rank the indicated order of increasing Ha Ho protons in the acidity. He Ha<Hc<Hb<Hd<He O…

A:

Q: Which atom is more likely to accept an electron Na or C?

A: Which atom is more likely to accept an electron Na or C?

Q: Give correct detailed Solution with explanation of all options..don't give Handwritten answer..don't…

A: D. This is a neutralization reaction (FALSE)Explanation:A. The reaction is reversible.TRUE. Based on…

Q: Give correct detailed Solution with explanation needed  .don't give Handwritten answer..don't use Ai…

A: The objective of the question is to determine where the tail of the curved arrow would be placed in…

Q: 9. The man who discovered the essential nature of acids through solution conductivity studies is a.…

A: Arrhenius conducted experiments in which he measured the electrical conductivity of various aqueous…

Q: Give detailed Solution with explanation needed..don't give Handwritten answer  .don't use Ai for…

A: NaCl : Cation: Na+Anion: Cl-  Mn2(CO3)3 : Cation: Mn3+Anion: (CO3)2- CrO2 : Cation: Cr4+Anion: O2-…

Q: How many electrons are there in the valence shell of the oxygen atom of water? O a. 2 O b. 4 O c. 6…

A: Valence electrons:Valence electrons electrons which are present in the outermost shell (energy…

Q: How many valence electrons are in Bi³*? 0 X 5

A: How many valence electrons are in Bi3+ ?Valence electron, The electron present in outer most shell…