Sounds are produced when an object causes a medium, such as the air, to vibrate. O True O False

Q: The sound level of a normal conversation is approximately 60 dB. The sound level at a rock concert…

A: sound decibel used to vary with intensity of sound by the given equation. where beta is decibel, I…

Q: H,0 H,0

A:

Q: + CH,CH,ОН ethanol Br + SOCI2 ОН H,SO4 heat OH I

A: There are two types of reaction in organic chemistry substitution reaction and elimination…

Q: Co (g) + H20 (g) = CO2 (g) + H2 (g) %3D

A: Equilibrium: The type of reaction in which at any point the concentration of reactants and products…

Q: H. H, H. 12 .C. Br C. H, .C. H.C H,C H, H,

A:

Q: Convert Kc to Kp and vice versa?

A: Relation between Kp and Kc: Kp = Kc (RT)∆ng  By using this equation, anyone can convert Kc to kp and…

Q: High-purity benzoic acid (C₆H₅COOH; Hrxnfor combus-tion =3227 kJ/mol) is used as a standard for…

A: Given information: Heat of combustion = 3227 kJ/mol Mass of sample = 1.221 g Heat capacity of…

Q: ÇH3 H,C HO,

A: In this question, We want to determine the mechanism of the Reaction by using two substrate (…

Q: Cl-CI H,0 Br-Br H2O Br-Br H20 H Cl-CI H2O

A: Four alkene reagents, whose corresponding products by the reaction with halogens in water is to be…

Q: Brlli K t-Bu t-BuO Br t-BUOH Heat

A: Given reaction conditions are for elimination reaction.

Q: Define the term Temperature?

A: Solution :       Temperature is a physical change that is used to measure the hotness or coldness…

Q: 6. Boiling water on the stove for cooking can be classified as a(n) process. endothermic exothermic…

A: 1.Exothermic reaction   is reaction in  which heat is released . 2. Endothermic  reaction  heat is…

Q: H. C. H CH3 N. C. C. H. H-C-c H. H. H. H.

A: Condensed structural formula are designed to be written in a single line as in a text form. In…

Q: Hz SOu (cat) , heat HO.

A:

Q: describe THE NATURE OF ENERGY

A: Energy is the capacity to do some work. It is the ability to cause change.Energy comes in different…

Q: С. CH3 H;C Br HBr

A:

Q: E H CI N. G J D C F I B.

A: Applying concept of strength of bond , resonance and -i effect we can determine order of bond…

Q: CH3 HBr CH3 В. C. 'Br Br Br D. E. A and B F.C and D Br A.

A:

Q: Enthalpy means ______ to promote combination of elements to form new substances or compounds: a.…

A: Enthalpy can not be related with the energy related with disorder or the randomness. The energy…

Q: Thermodynamics is the study of heat and energy. O True False

A: Given: Thermodynamics.  To find : statement is True or false.  Solution : As we know that, There are…

Q: 4. A string has a diameter of 2 cm and the original length of 3 m. The string is pulled by a force…

A: Answer: New length of the string will be calculated by using below shown relation γ=FL0A(L-L0) Here:…

Q: ꜰᴏᴜʀ Qᴜᴀɴᴛᴜᴍ ɴᴜᴍʙᴇʀꜱ ᴅɪʀᴇᴄᴛɪᴏɴꜱ: ᴇɴᴜᴍᴇʀᴀᴛᴇ ᴀɴᴅ ᴅᴇꜱᴄʀɪʙᴇ ᴛʜᴇ ꜰᴏᴜʀ Qᴜᴀɴᴛᴜᴍ ɴᴜᴍʙᴇʀꜱ. ᴡʀɪᴛᴇ ʏᴏᴜʀ ᴀɴꜱᴡᴇʀ…

A: There Four Quantum numbers. Principal quantum number Angular momentum quantum number Magnetic…

Q: 2. A piece of a metal with an unknown identity has a mass of 23.8 g. The sample is heated to 125°C…

A: Mass of metal = 23.8 g Temperature = 125 0C mass of water = 50 g Initial temperature = 24 0C Final…

Q: H, C. H,C HO. H*, heat H,C. CH2 C. H,

A:

Q: Calculate the kinetic energy of 150-g baseball moving at a speed of 40. m/s (89 mph). a) 6.0 J…

A:

Q: CH,CO,H D, A C, B B, C, D, A

A: In the organic, the negative inductive effect group(electron withdrawing groups)increases the acidic…

Q:  Differences between calorimeter and spectrophotometer and give examples of each

A: Using concept of photo spectrometer and colorimeters.

Q: Br. H, .C. C. H, + F CH, H.C H.

A: The above reaction is a nucleophilic substitution reaction.

Q: Synthesize each compound from benzene.

A: According to answering guidelines only first 3 sub-parts need to be answered. It is requested to…

Q: H H3C CH °C H´ H. II HH

A: Skeletal structure also called as line structure or zigzag structure. Molecular formula is formula…

Q: H+ HO. HO H2O

A: The hydrolysis of esters gives the corresponding alcohol and carboxylic acid compounds. The cyclic…

Q: Convert 3.345MJ into J

A: We know that , 1 Mega = 106 units  1 M = 106 units By using this relation we can convert the mega…

Q: NK 2. KOH (aq), heat NH2 NH b H2N

A: We will write the. Correct answer

Q: a. b. с. н T Н H Н N: Н " Н н н T н Н Н Н Н н Н Н Н Br H Н H

A:

Q: H*, H,0

A: This is the addition of water molecule around alkene.(Hydration) It follows Markonikov's rule.

Q: d dH °H H a H,C H,C. a bH H

A: Proton nuclear magnetic resonance (proton NMR, hydrogen-1 NMR, or 1H NMR) is the application of…

Q: 11) C,H,O" OC,Hs OH ? H" heat

A:

Q: i. 2 HCI(g) + 0,(g) H,0(g) + Cl, ΔΗ 73,5 k) ii. 2 C,H,0(1) + 0½(g) 2C2H,0(1) + 2H,0(1) AH =-508,7 kJ…

A:

Q: Br2 f HO. H2 Pd/C HBr Br O2 i heat

A: Bromination of alkene occurs via a bromonium ion intermediate. This is followed by NU- attack at the…

Q: MacBook Air A) CH B) C₁ H C) C₁0H₁0 D) C, H, E) C₂H₁6 Done +

A: A chemical formula that shows the total number and kinds of atoms in a molecule, but not their…

Q: CH, + N C H,C CH, 3.

A: The given reaction is a type of substitution reaction.

Q: H H Yes H No н н H H H :ö-H Yes C=C No H H O O O O :0:

A: Lewis structure is a method of of representing bonding pattern in a molecule. it represent how…

Q: 1/3=j/4-10/3 What is j?

A:

Q: Lan CH3 NET3, O C, CI fff. hv ggg. hv hhh. heat

A: Reactions that are carried in presence of light or heat, comes under the category of pericylic and…

Q: H, H, .C. S .C. C. H2 HCH, H,C www .C. H,C H CH, I

A:

Q: 1a th. Cracemic) Br

A: We have to carry out the given transformations. The required transformations are shown below

Q: H Br2 / FeBr3 H H H N. Br Br I II III Br Br H H .N. V IV

A:

Q: Se H. H. (d) H. H. H

A: c) The increasing acidity order for the given compounds is,

Q: H CH3 C=C Br-Br H3C H.

A: