Q: 222222222221711 Q:-She
A: solution- we know when - visit use- → i /you/we/They Visits use →…
Q: (ОН)2 сan b
A: We have: Solution containing 0.28 M Pb2+ and 0.45 M Al3+. We need to determine the pH range. The…
Q: Explain the principle b-
A: Diagnostic reagent strips are commonly used in clinical analysis of urine and blood, in particular…
Q: ' Write a balanced equation for * 106 Pd(a,p) 109 Ag 47 46
A: Given the symbolic representation of the radioactive reaction: Pd (α,p) 46106Ag47109 We have to…
Q: 21.43 g
A:
Q: How old is OW
A:
Q: What is the energy change when the temperature of 13.9 grams of gaseous helium is decreased from…
A:
Q: Intestinal cell more susceptible to radiation damage. * True Folco
A: True, intestinal cells are more susceptible to radiation damage. Radiation can affect intestine…
Q: B-4: Decomposition of Hydrogen Peroxide-Preparation of Oxygen a) Observations on adding 2 g of solid…
A: (a) In this reaction oxidation of iodide(-1) occurs to iodide(0). 2KI(s) + H2O2(l) →2KOH(l) +…
Q: Im studying chem2124 Chapter 6. what does the q means and how do you solve this equation: a. q=-47…
A:
Q: Which process in the diagram below shows fluorescence? A. 4 B. 1 C. 5 D. 3
A: A diagram that depicts the electronic transition of a molecule and also transitions between them.…
Q: What compound is C8H11NO MW=137, using the picture below
A:
Q: 6
A:
Q: uèstion 8 How much energy will be released by the reaction of 1 gram of-PU by the following…
A:
Q: Calculate the mean free path for the two isotopes of hydrogen for a thermal neutron. Use 1.11g/cm3…
A: Answer is given below
Q: What arn
A: There are two questions and you did not mention which I have to solve so according to the guidelines…
Q: Č. 1H + 1H →H+ d. 24H +2H → 3½HE+ +21H → 42HE+ 'on f. 32HE +21H → 42He+ е. Stellar Formation and…
A:
Q: What is the energy change when the temperature of 14.9 grams of gaseous hydrogen is increased from…
A: Given- Mass of hydrogen = 14.9 g Initial temperature = 23.5 oC Final temperature = 37.6 oC To find-…
Q: Answer all questions 1. It has been announced on radio that a toxic gas is spreading towards UENR…
A: The solution is given below -
Q: Is -0.05 or 0.2 closer to 0 ?
A:
Q: e half-life of
A:
Q: 19. SO3² 20. NO, 21. H,О*
A: The question is based on the concept of chemical bonding. by using VSEPR theory , we have to…
Q: In the equation E = hc/A, c is the A is the of electromagnetic radiation.
A: Electromagnetic radiation consists of electric and magnetic field travels in forms of waves which is…
Q: Draw atomic depictions for(a) ⁴⁸₂₂Ti; (b) ⁷⁹₃₄Se; (c) ¹¹₅B.
A: The structure of atom shows that it contains electrons, protons and neutrons. Neutrons and protons…
Q: ne half-life of
A:
Q: 45 The modern Periodic Table, lallol lallvl The discovery of the neutron. 16 47 The resolution of a…
A: Newlands arranged the modern periodic table according to their atomic weights, chemical and physical…
Q: Question 29) is the attached correct?
A: TLC is the method to differentiate components in a compound.
Q: A drug has a half life of 12 hours. How much of the drug will remain in the patient 36 hours after…
A:
Q: 12. Calcium chloride is used:(There may be multiple correct answers!) A) As a hemostatic agent B)…
A: Calcium chloride is a chemical compound with molecular formula CaCl2. Calcium chloride is a…
Q: 3. 4. he identfed by looking for either C C or Oxygen only
A: Note - Since you have posted a question with multiple sub-parts, we will solve the first three…
Q: DCI CH3 -78 °C 1
A:
Q: 100 pm in front of the nucleus, along the -y axis. 100 pm to the left of the nucleus, along the -x…
A: The orbital sketch given is
Q: QUESTION 11 How much energy, in J. is needed to met 1.762 grams of silver at 65 87°C?
A: Note: As per the guidelines, solution of 11th question has been explained below in detail. For the…
Q: half-life of 4.536 days
A: Given data are as follows: Calcium-47 half-life = 4.536 days Initial weight of Calcium-47 = 250g
Q: Enter the expression 147N+α714N+α, where αα is the lowercase Greek letter alpha.
A: Alpha particle (α)can be represented as: It contains 4 mass number and 2 atomic number.
Q: The control of nuclear fission reactions is managed by introducing materials that absorb Question…
A: Nuclear chemistry is defined as branch of chemistry in which nuclear reactions, radioactivity and…
Q: What is the energy change when the temperature of 14.6 gaseous xenon is decreased from 38.7 °C to of…
A: Given information:Mass of xenon gas = 14.6 gInitial temperature = 38.7 oCFinal temperature = 23.5…
Q: ? + a → 263D6 + n [A] 2 !15A9 [B] 2 106RH [C] 258M [D] 260LF
A: From emission of an alpha particle atomic number is decreased by 2 and atomic mass is decreased by…
Q: n the following chem B Sn(NO3)2(aq) + 2 Fe
A: Oxidizing Agent - It is one of the reactant in redox reaction which help the other reactant to…
Q: 3.00 mol of UV light at 155nm will contain how much energy?
A: Given :- wavelength of UV light = 155nm Number of moles of photon = 3.00 mol To…
Q: 60.1 g per day of a certain industrial waste chemical P arrives at a treatment plant settling pond…
A: Given: Mass of industrial waste = 60.1 g mass per hours;(we know that 1 day = 24 hr) Mass in hour =…
Q: Calculate the of the time of flight of a K-39 (K39 ) ion that has a kinetic energy of 12.2 x 10-18 J…
A:
Q: 4. Complete the following equations. ?
A:
Q: Remaining Time: 48 minutes, 56 seconds. ¥ Question Completion Status: QUESTION 4 106pd Which of the…
A: Two or more chemical elements with identical atomic number and distinct mass number are named as…
Q: 1. Why is C.H.O.N considered the essential elements of life?
A: C,H,O,N Carbon, hydrogen, oxygen and nitrogen are structural components of living forms on earth.…
Q: Complete the following reaction, and determine the energy it releases: ¿n + U [Answer: Sr; 184.7…
A:
Q: Which of the following equations is correct? A. PV = F + G B. F – G = PV C. F = G – PV D. G + F =…
A:
Q: Br OH Br (c) (d)
A: Option (c) and (d) are proceed with formation of grignard reagents from bromo - compounds. Both…
Can i get help with c and d
Step by step
Solved in 2 steps with 2 images
- Which compound is the major product of the reaction below? HO OH 11419 HO, он TSOH (cat) (A) (В) (D) (C) O Compound B Compound D Compound C Compound AThe key step in a reported laboratory synthesis of sativene, a hydrocarbon isolated from the mold Helminthosporium sativum, involves the following base treatment of a keto tosylate. What kind of reaction is occurring? How would you complete the synthesis?Melamine, used as a fire retardant and a component of the writing surface of white boards, can be prepared from s-trichlorotriazine through a series of SNAr reactions with ammonia. The first substitution takes place rapidly at room temperature. The second substitution takes place near 100 °C, and the third substitution requires even higher temperature and pressure. Provide an explanation fatr this reactivity.
- Which is the major product of the reaction below? NaCN CN CH3CN (A) (B) OH CH2 HO OH (D) (C) CN он NC Compound B Compound C Compound A Compound DElectrophilic aromatic substitution usually occurs at the 1-position of naphthalene, also called the a position. Predict themajor products of the reactions of naphthalene with the following reagents.(a) HNO3, H2SO4Electrophilic aromatic substitution usually occurs at the 1-position of naphthalene, also called the a position. Predict themajor products of the reactions of naphthalene with the following reagents.(a) HNO3, H2SO4 (b) Br2, FeBr3 (c) CH3CH2COCl, AlCl3
- c) Write a detailed mechanism for the following transformation: OH CH;OH H,SO, (cat)Which of the following is a major product of the reaction shown below? он NaBH, (еxcess) OCH3 ELOH (A) (B) OH OCH3 но HO (C) (D) O Compound D Compound C OCompound A Compound BWhat is the major substitution product of the following reaction? Br NaOH ? heat ОН Br Br ОН (A) (B) (C) (D) O A O B OD
- Which of the following compounds is generated by the reaction below? он (1) B2H6, diglyme но. (2) H2O2, NaOH/H2O OH (A) (B) (C) (D) Compound C O Compounds A and C Compounds A and D Compound B8. Plan syntheses of the following compounds. You may use the given starting material and any compound containing three or fewer carbons. (a) (b) (c) NH₂ sef= -OHMustard gas, Cl¬CH2CH2¬S¬CH2CH2¬Cl, was used as a poisonous chemical agentin World War I. Mustard gas is much more toxic than a typical primary alkyl chloride. Itstoxicity stems from its ability to alkylate amino groups on important metabolic enzymes,rendering the enzymes inactive.(a) Propose a mechanism to explain why mustard gas is an exceptionally potent alkylatingagent