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CHEM 131 STRUCTURE & PROP UMD+CODE >IP - 3rd Edition - by Tro - ISBN 9781323006580
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3rd Edition
Publisher: PEARSON C
ISBN: 9781323006580


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Reason for correct answer: In the modern periodic table, elements are arranged in order of their...Electronegativity is a chemical property of some elements (like oxygen, nitrogen etc.), due to which...Reason for the correct option: The electronic configuration of O: 1s22s22p4 The oxygen can form two...Lewis structures are the diagrams that show the bonding between the atoms of the molecules and...Reason for the correct answer: The unbalanced equation: PCl3(l)+H2O(l)→H3PO3(aq)+HCl(aq) 1 O atom 3...Gases in the earth atmosphere such as CO2 traps the suns radiation emitted from the planet’s...Reason for the correct statement: Option (d): Molarity=weight of MgCl2mass weight of MgCl2 ×1V(...An aqueous solution is the solution in which solvent is taken as water. For example, sugar dissolved...Reasons for the correct statement: The heat is produced by the chemical system and released to the...The word “thermal” is related to heat, so in thermochemistry we study the changes occurring during...Reason for correct option: According to Boyle’s law P1V1 = P2V2 Here the initial pressure (P1) is...Postulates of kinetic molecular theory: The gas particles are considered to be very small; the...Reasons for the correct statement: Option (a): Gas: In this state of matter, the intermolecular...The physical and chemical properties of any compound is closely related with its structure and...Given, Pressure =1 atm Temperature =298 K And following phase diagram Draw horizontal and vertical...Graphene is an allotrope of carbon. The carbon atoms in the graphene structure are present in a...Reason for the correct answer: The given compound octane is found to be a non-polar solvent....A solution is a homogeneous mixture of two or more chemically non-reacting substances. The mixture...Reason for the correct option: The concentrations at 0 s and 10 s are marked as: The average between...Lizards become sluggish in cold weather because they are ectotherms and their body temperature...Reason for correct option: Ka = [C]m[D]n[A]x[B ]y Substitute the values in the equilibrium constant...Oxygen is carried through the blood by hemoglobin and uses the following reaction: Hb + O2⇌HbO2 The...Reasons for the correct statement:Option (b):HCIO2(aq)+H2O(aq)⇌H3O+(aq)+CIO2−(aq) H2O(aq) is the...The strong acids always try to deprotonate and it usually burn the skin or tissue of a human body on...Reasons for the correct option: The given buffer is 0.100 M NH4Cl and 0.100 M in NH3. When small...Large amounts of carbonic acid, a weak acid, bicarbonate ion and a base are present in human blood...Reason for correct option: Since, gas has greater entropy so; we have to calculate change in number...Reason for correct answer:Unbalanced redox reaction is: _VO2+(aq)+Sn(s)→_VO2+(aq)+Sn2+(aq)...When an atom loses electrons, it undergoes oxidation and has an increase in its oxidation state,...Therefore, options (a) are correct Reasons for the correct statement:Option (a):...The process in which the unstable nuclei of an atom attains stability by loss of energy (in terms of...Reason for correct answer: Hence, the ability of carbon to form covalent bonds, double, triple and...Aromatic compounds are known for their aroma or scent. They have delocalized electrons and...Reason for correct answer: Argon is a noble gas that falls before copper in periodic table and it is...The transition metals have the general electronic configuration [A] nsx(n-1)dx. Here [A] = nearest...An arithmetical multiplier which is used for converting a quantity expressed in one unit into...Significant figures: Significant figures are the numbers which are reported in a measurement...

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