Q: Up late, a (tired) engineer calculated the molar mass of nitroglycerin (C3H5N3O9) to be 197.8 g/mol,…
A:
Q: A 10 mL sample containing cyanide (CN-) is analyzed. It is mixed with 10 mL 1%(m/v) HCl to prevent…
A: 10ml sample containing CN- is analysed. It is mixed with 10ml 1% HCl. finally diluted to 25ml.
Q: Write the structural formula of the following compounds a. 5-chloro-1-fluoro-2,3,4-methylhex-3-ene…
A: The structure of an organic compound is written in the following steps: Determine the number of…
Q: Which of the following is TRUE about the Hinsberg’s Test? a. The test will give a positive result…
A:
Q: A reaction between a solution of sodium carbonate is mixed with a solution of calcium nitrate to…
A: Volume of Na2CO3 = 492.1 ml Molarity of Na2CO3= 0.674 mole/L Volume of Ca(NO3)2 = 551.4 ml Molarity…
Q: is Gulose is a c4 epimer of galactose? What should be their relationship?
A: Given, Gulose is a c4 epimer of galactose
Q: A technique used in observing trace elements, isotopes and atomic monolayers based on the secondary…
A: There are different techniques to analyse elements and solid surfaces.
Q: (0.025 +0.0258) = 7-14×10" = x², 01.0492 3. If 50.00 mL of 1.00 M HC₂H₂O₂ (K = 1.8 x 105) is…
A: a.) When 0.00 mL base is added , we only have acid , so using Ka and concentration we can calculate…
Q: Does Bial’s test can be used to differentiate arabinose and mannose? If not then what kind of test…
A: Arabinose is aldopentose which is a monosaccharide containing five carbon atoms with aldehyde group.…
Q: The empirical formula of an unknown compound is CH and the molar mass of compound is 78.11 g/mol.…
A:
Q: 3. Based on the band of stability, what is the approximate neutron to proton ratio for vanadium…
A: Given that Zvanadium =23 We have to calculate the the approximate neutron to proton ratio.
Q: What is the result when butanal reacts with: 2,4-DNPH Test? Tollen's test? Benedict's Test?
A: The correct answer is given below
Q: 5. Which oxidation number change indicates the most number of electrons gained by a species in a…
A: When an electron is gained the oxidation number of the atom is increased by 1. Similarly, when…
Q: Calculate the enthalpy of reaction for the equation using the bond energy values you previously…
A:
Q: HBr(aq) + NaHCO3(aq)= can you tell me the product, complete ionic equation and net ionic equation?
A: In balanced chemical reaction, HBr(aq) + NaHCO3(aq)= NaBr(aq.) + H2CO3 (aq.)
Q: For GC analysis, the following can cause band broadening and poor resolution OUse of automatic…
A: Chromatography is separating technique for mixtures into it's components. It is based on the…
Q: Lipids from an organic sample are extracted separately using acetone (A), hexane (H), and ethanol…
A:
Q: The Robinson annulation reaction yields a six membered ring resulting from a Michael reaction with…
A:
Q: 19.56-mL oncentratio
A:
Q: Are the following compounds belong to the same homologous series? Η Η Η Η Η Η Η OH H |||||…
A: The chemical properties of an organic molecule depend mostly on the functional group. Different…
Q: what kind of test/reagent should be used to differentiate the two compounds
A:
Q: OCH3 N=N. NCH), H₂N_ Sost 7 O 2
A:
Q: A student adds a small amount of phenolphthalein to an erlenmeyer flask, and it changes to pink when…
A: Phenolphthalein is colourless in acidic solution while it turns pink in a basic solution
Q: In this task you should explain structural isomerism in aliphatic alkanes and geometric isomerism in…
A: Isomers are the compound which contains the same molecular formula but different type of arrangement…
Q: 5. Manganese-56 has a half-life of 2.6 hours. How much manganese would have disappeared after 7.8…
A: Given, Half life of Manganese-56 = 2.6 hours Initial amount of manganese-56 = 20 g Amount of…
Q: This equation is nearly balanced. What number should go in front of the product for it to be…
A: 4P + 5O2 → _ _ _P2O5 This is a nearly balanced chemical equation. But numbers of elements in…
Q: A certain metal M forms a soluble nitrate salt M(NO. t M(NO3)2. Suppose the left half cell of a…
A:
Q: What kind of amine shoul be reacted with BSC produces a sulfonamide that is insoluble in NaOH?
A: Answer= ( secondary amine)
Q: Need help ASAP! thanks! How many possible monochlorination products of t-butylbenzene are there?…
A: Here we have to determine the number of mono chlorination product formed by the substitution of…
Q: How to calculate the relative atomic mass (6.015122) of 6Li, from the atomic mass of Lithium?
A: As we know, Relative atomic mass = atomic mass of an atom / 1 amu
Q: A sample of metal has a density of 3.1 g/cm³. The metal has a body centered cubic structure with a…
A: The density of body-centered cubic lattice is = 3.1 g/cm3 The edge of the unit cell is = 4.507x10-8…
Q: Write a chemical equation that represents the complete combustion of a compound that is 34.64% C,…
A: Elements C H O % by mass 34.64% 13.86% 51.50% Atomic Mass 12 1 16 Molar ratio 34.6412=2.89…
Q: Helium gas (He(g)) is the second most abundant element in the universe, and it is present in all…
A: Given: Volume of He gas at STP = 12.6 L Known: Molar mass of Helium gas = 4 g/mol
Q: Q1/ Calculate the concentrations of the an ions specie (0.1 M H₂ASO4): [H], [OH], [H₂ASO₁], [HASO₁]…
A:
Q: Write down the structural, molecular, and empirical formula of 1,1,-dribomo-3,3-difluorobutane
A:
Q: 2AgK(CN)2 (aq) + Zn(s) → 2 Ag(s) + Zn(CN E T IN GOD WE TRUST 2004…
A: The number of Zn atoms used in the reaction can be determined stoichiometrically from the given…
Q: Which of the following below are endothermic process(es)? One or more processes may be chosen.…
A: Endothermic process is the process in which heat is absorbed.
Q: One gram of saltpeter (KNO3) is dissolved in two hundred milliliters water. Assume the density of…
A:
Q: Write the balanced chemical equations representing the following reactions. Identify the type of…
A:
Q: kind of test/reagent should be used to differentiate the two compounds in the photo? what will be…
A: Firstly we can do flame test to distinguish between these two compound. First compound i.e napthlene…
Q: A chemist fills a reaction vessel with 6.86 atm nitrogen (N₂) gas, 0.500 atm oxygen (0₂) gas, and…
A:
Q: You have 150.0 mL of a 0.821 M solution of Ce(NO3)² What mass (in grams) of Ce(NO₂), would be…
A: Mass of Ce(NO3)4 can be calculated by knowing the concentration and volume of solution.
Q: Which of these reactions successfully models a nuclear fission reaction? n+ 238 U → 232 U + energy…
A: Nuclear fission : It is a process where a heavier nuclei (unstable nuclei) converted into two or…
Q: Where was 0.426 V derived?
A: Electrochemical Cell
Q: A certain metal M forms a soluble nitrate salt M M(NO3)₂. Suppose the left half cell of a galvanic…
A:
Q: give the following structure (condensed or detailed structural formula), name, properties, and uses…
A:
Q: Q2/Compute the pH of 75.0 ml 0.15 M Ammonium Hydroxide at addition of 0, 15,30,37.5,75 and 82.5 ml…
A:
Q: What is the experimental enthalpy (in kJ/mol) for the neutralization reaction between HX and NaOH?…
A:
Q: Starting with the following equation, Fe₃O₄(s) + CO(g) → Fe(l) + CO₂(g) calculate the mass in grams…
A:
Q: The scientist repeats the experiment, burning a new sample of steel wool until it is entirely…
A:
Trending now
This is a popular solution!
Step by step
Solved in 2 steps with 1 images
- a) 4-Pentenoic acid + H, KMn04 / OH B 0-10°C NaBH4 b) CH,=CH-CH,-CH,-C -Co,H Mg Co c) 5-Chloro-1-pentene Etz0 Br2 Na,Cr0, d) Toluene CH;Br H3o*, heat F CyH-Bro Fe Na,Cr,0, H30*, heat(b) 4. Give the major organic product(s) for each step of the following reactions: Nay Cr₂Oy H₂SO, Heat (c) CH₂Cl AICI A CN 5. Give the major organic product(s) for each of the following reactions: Br B CH₂CH₂OH H₂O 1 NaCN 2. H₂/Pd HCI, H₂O, Heat C 1. DIBALH 2. H₂O* D CHÍCHÍNH: -E1) CH;CO0 (aq) + HC,H-0, (aq)=C,H¿COOH (aq) + C,H,O," (aq) 2) CIO" (aq) + HC,H;O, (aq) C,H,O, (aq) + HCIO (aq) 3) C,H;COOH (aq) + CIO (aq)= HCIO (aq) + C,H5C00 (aq) %3D it Arrange the substances based on their relative acid strength. CIO C,H,0, strongest acid C,HCO0 intermediate acid HCIO weakest acid HC,H,04 not a Bronsted-Lowry acid C,H;COOH
- What is the major organic product of the following reaction? H,0/ heat HO2C. .co.CH .co.H HO,C HO HOC (A) (В) (C) (D)Draw product 1, 2, 3. (CHS), COH, heat 2. Brz light 2.1) Os ; i) Me,s' Cs H,o O NaOCHs CH 30H, heat 3. Co Hi0C+½ 020l co CO (s) 2 (g) CO+ 2 02(a) (g) AH = - 111 kJ %3D CO, 2 (g) Is this reaction endothermic or exothermic? (g) AH = - 394 kJ %3D -11 K3+(-394 C6st O2 (9)-yCO26) AH=-505 KJ Exothermic 2. a) Explain how AT would be affected if a greater amount of surrounding solvent (water) is used, assuming the mass of salt remains constant? b) Explain how qien would be affected if a greater amount of surrounding solvent (water) is used? Explain. If the following enthalpies are known: AH = - 95KJ 2 C+D A+2B- C) AH = + 50kJ B+X
- (b) Complete the following reactions by filling in the missing reactants, products or reagents (E-N). OH E (i) CH-CH-CH3 CH-Č-CH3 H* H,O/H* НCN (ii) CH-C -CH3 G Heat NABH4 (iii) CH-C-CH3 H* The Universiy mester CH;CH,MgBr CH,OH (iv) J K %3D H* H* L. (v) CH-CH,-CH,OH CH;CH,COOH CH;CH,-Ĉ--CI CH,NH, (vi) CH3CH,-ČWhat is the major organic product Zin the reaction sequence Shown below? CFt= ethyl group) 요새 TOT excess + a CH3 DNQ OE+ X NaCH (COOE+)₂ → Y HOD Z 2 20heat heat 요 10 ого от уста (A) (B) COOEt A 0 0 0 (C) COOH CH₂ COOFT CH CEFollowing are the steps in the industrial synthesis of glycerin. Cl, A (C3H;CI) Cl,, H,O NaOH, H,O CH,=CHCH, B (CgH,O) heat Propene ОН C (C,H,CIO,) Ca(OH)2, D (C3H6O2) H,O, HCI НОСН,CHCH,ОН heat 1,2,3-Propanetriol (glycerol, glycerin) Provide structures for all intermediate compounds (A-D) and describe the type of mechanism by which each is formed.
- 1) C,H,O, (aq) + C,H;COOH (aq) =#C,H;O4 (aq) + C,H;COO" (aq) 2) C,H;COO" (aq) + C,H;OH (aq)=c,H¿COOH (aq) + C,H,0 (aq) 3) C,H5OH (aq) + C,H,O, (aq) C,H5O° (aq) + HC,H,O, (aq) Arrange the substances based on their relative acid strength. Clear All HC,H,04 C,H;OH strongest acid C,H;COOH intermediate acid weakest acid CHCOO not a Bronsted-Lowry acid C,H&OName: m NetID: 17. Given the following set of reaction data, H2 (8) + 02(8) –H,O(1) 2B(s) +3H2(g) → B,H6(g) 2B(s) + O2(g) – B,O3(s) AH = -285.83 kJ mol-1 AH= 36.4 kJ mol- AH = –1273.5 kJ mol¬1 wilc pd mol determine the heat of reaction (in kJ mol¯l) for the following reaction. B2H, (g) + 302(8) B2O3(s) + 3H2O(1) lo sb 1ooleps laoin bss jo bra usido AH = ? kJ mol-1 s 26 air jes o s be noi A: -2167 s heet t+ O°H +(HO)D)+osH O Ca,0 O HCaz CaSO O CasO, & %