Q: 1.How many grams of disodium EDTA is needed to prepare a 350mL solution? 2.What is the molecular w...
A: Titration is a method used to check molarity of compound
Q: How do you write out a balanced chemical equation?
A: To write a balanced equation, the reactants go on the left side of the arrow, while the products go ...
Q: What is the molecular weight of a gas if 2.50 g of the substance occupies 500 mL at 127 ˚C and 912 t...
A: Answer: This question is based on the ideal gas equation which is shown below: PV=nRThere:P=pressure...
Q: Given the following two equations: 1 S(s) + 2 F2(g) ➞ 1 SF4(g) , ∆H = -774.9 kJ 2 S(s) + 3 O2(g) ➞...
A:
Q: what intermolecular forces between the interaction of A475 and S19
A: Dipole-dipole interaction forces occurs between two polar molecule Where London dispersion forces o...
Q: Which of the following processes is exothermic, given the following: N2(9) + 2 O2(g) → N204) AH°= 9,...
A: Given -> N2(g) + 2O2(g) --> N2O4(l). ∆H°= 9.67 kJ/mole N2(g) + 2O2 (g)--> 2NO2(g). ...
Q: Answer the following questions about the Lewis structure for cobalt (II) hydrogen sulfite, Co(HSO3)2...
A: Lewis structure of Co (HSO3)2 Cobalt (II) hydrogen sulfite dissociates into Co2+ ion and 2 HSO3 - d...
Q: Determine the empirical formula of a compound containing 3.76 g of silicon and 19.0 g of chlorine.
A: Given :- Mass of Si = 3.76 g Mass of Cl = 19.0 g To determine :- Empirical formula
Q: When the Pb2+ concentration is 1.15 M, the observed cell potential at 298K for an electrochemical ce...
A:
Q: What is the percent ionization at 25 °C for a 0.00675M solution of codeine (CH2,NO)? O 18.7% O 1.54%...
A: Codeine is a weak base , to calculate its percent ionization we would first calculate draw an ICE t...
Q: Rank the following molecules in order of increasing acidity (least acidic to most acidic). Br HO. HO...
A:
Q: What is the mass of 4.50 x 1044 Cu atoms?
A: Given :- number of Cu atoms = 4.50 × 1022 atoms To calculate :- mass of Cu (in g)
Q: Which of the following statements is/are correct at 25 °C? 1. Benzoate (C,H,O2) requires a Ka to det...
A: To calculate the pH of weak acid and base we need their Ka and Kb values. Kb of lactate ion can be ...
Q: The heat of solution of potassium acetate (KC2H3O2) in water is -15.30 kJ/mol. If 15.90 g of KC2H3O2...
A:
Q: 6- Next, the 1H and 13C spectra of each of the three isomeric ketones with formula C7H14O are presen...
A:
Q: Imagine a metallic element had been discovered and was named "Gondolium" (Gn). Gn was found to exhib...
A:
Q: Select Draw Rings More Erase H CH;CH2OK CH;CH,OH heat Br
A: This is the concept of Organic chemistry
Q: OH Нeat MeO Me Me OMe Он HO Me MeO MeO Me Me MeO Me A B Me Me D Me
A:
Q: Predict the MAJOR carbon-containing product(s) of the following reactions. Show stereochemistry wher...
A: Here, cyclic anhydride (reactant) is reacts with methanol(CH3OH) and forms an ester. With one equiva...
Q: OH + H-C-0 (C) 0. (a)
A:
Q: Be sure to answer all parts. Industrially, vanadium metal, which is used in steel alloys, can be obt...
A: The given chemical reaction is as follows: 5Ca + V2O5 → 5CaO + 2V The given mass of V2O5 = 1.540×103...
Q: Give an example of names of binary acids (not containing a polyatomic ion) in aqueous solution and i...
A: Binary acids and it's formula
Q: according to the equation below. 6CO.(g) + 6H,0(1) C,H,O,G) + 60,(8) Substance CO.lg) H,O() CH,Odls)...
A:
Q: Calculate the pH of the buffer system made up of 0.17 M NH3/0.47 M NH,CI.
A: Given : buffer solution of 0.17 M NH3 and 0.47 M NH4Cl To calcxulate :- pH of given buffer.
Q: What is the theoretical yield of chromium that can be produced by the reaction of 40.0 g of Cr203 wi...
A: The given reaction is 2Al + Cr2O3 --------> Al2O3 + 2Cr The reaction indicates that 2 mole o...
Q: Be sure to ansmer all parts. Predict the sign of the entrepy change for each of the fellowing preces...
A: Entropy change for any reaction , ∆Srxn = entropy of products - entropy of reactants If the produc...
Q: III WICI a process occurs at constant external pressure. a) What is the sign of w for the system? Is...
A: Note : Since you have posted multiple questions, we are entitled to answer the first only. Please re...
Q: A HCN - NaCN solution has o pOH of 8. The HCN concentration is 0.2F. Find the concentration of the N...
A: Given data is as follows: The pOH of solution = 8 The concentration of HCN = 0.2 F The Ka of HCN = 4...
Q: If 18.0 mL of glacial acetic acid (pure HC2H3O2; Ka=1.8×10−5) is diluted to 1.40 L with water, what ...
A: Glacial acetic acid is purest form of acetic acid in which anhydrous form or undiluted form of aceti...
Q: chemist adds 455.0 ml. of a 3.4M silver nitrate (AGNO, solution to a reaction flask. Calculate the m...
A: Molarity is defined as number of moles of solute divide by volume of solution
Q: A 22.0 g block of copper at 45°C absorbs 2.50 kJ of heat. Given the specific heat of Cu is 0.385 Jig...
A:
Q: Click in the answer box to activate the palette. Balance the equation representing the reaction betw...
A: First balance both side atoms then finally balance the equation .
Q: Caleulate the molar mass of a compound if0 J66 mole of it has a ma of 4150 mol
A:
Q: In each box please fnd and then write the correct element by name, its atomic number, atomic mass, a...
A:
Q: Pentaborane BgHgts) burns vigorously in O2 to give B203ts) and H200. Calculate AHren for the combust...
A: Balanced chemical equation is 2 B5H9 + 12 O2 --> 5 B2O3 + 9 H2O Heat of reaction is ∆Hrx...
Q: Rank the following molecules in order of increasing pKa (lowest pka to highest pKa). OH OH OH -F (1)...
A:
Q: What is the pOH of a solution that has a H30* concentration equal to 4.12 x 105 M at 25°C?
A: Hydronium ion concentration is an important parameter of an aqueous solution. The concentration of t...
Q: A sample of oxygen gas is collected over water at 28°C. The vapor pressure of water at 28°C is 20 mm...
A:
Q: Which of the following processes is exothermic, given the following: N2(g) + 2 02(g) N204() AH°= 9.6...
A: From the given del H value we can calculate the del H value of target reaction. Enthalpy change of r...
Q: OMe N2 Ме. ? Me0OC Me OMe COME Me но, Me0oC Me0oC A B Me OMe OMe Me. 'N' ÓH HO, Me0OC Me0oc D
A: This is an Electrophilic aromatic substitution reaction. Where reaction takes pace at the ortho pos...
Q: Draw the Lewus structure for the following atoms and assign the correct number of valence electrons ...
A:
Q: When 4.3 kJ of heat are added to an unknown quantity of water, the temperature rises from 34oC to 45...
A: 4.3 KJ of heat is added to an unknown quantity of water and the temperature of water rises from ...
Q: In a liter of 0.2F solution of propionic acid, HCSHO2_it has ionization constant of 1.34 x 10, calcu...
A:
Q: A eudiometer tube (ET) is found to have a conversion factor "f" of 0.89 mL/ET unit. The experimental...
A: The conversion factor for the Eudiometer tube ; = 0.89 ml/ET The reading on Eudiometer tube = 37.10 ...
Q: Strontium-90 is a particularly dangerous product of nuclear fission because it is chemically similar...
A: Since you have posted more than one question, we will solve only first question for you. If you want...
Q: shape at the P = type of molecule = CH;CH:CH2CN all 4 carbons are bonded to each other in a row, N h...
A: Answers are given below
Q: A 0.0670-g quantity of acetic acid is dissolved in enough water to make 50.0 mL of solution. Calcula...
A:
Q: Show the mecanism for the protection of the diol by forming an acetal with acetone. Remember this re...
A: Diol is used for protection of carbonyl group .
Q: Choose the correct name for the following compound Cis, -1, 2-chloroethylane Trans, -1, 2-chloroethy...
A: When bulky groups around carbon-carbon double bond are on opposite sides then the configuration is T...
Q: Use the References to access important values if needed for this question. When the following skelet...
A: Concept 1) The species which oxidised others while reduced itself is called oxidising agent. 2) Th...
Please complete both subpart reactions in clear handwritten answer on a paper!
Step by step
Solved in 2 steps with 2 images
- (Chemical Connections 30A) What is a recommendation from ChooseMyPlate.gov regarding dairy products?Is banana flavoring, isopentyl acetate, a nutrient?If sodium benzoate, a food preservative, is excreted as such and if calcium propionate, another food preservative, is metabolized to CO2 and H2O, would you consider either of these preservatives to be a nutrient? If so, why?
- What carbohydrates is/are in your unknown? my unknown is sucrose Identifying an Unknown Carbohydrate Unknown No. Sucrose Results with Unknown Benedict's (A) Seliwanoff's (B) Fermentation (C) Iodine (D) negative Positive Positive negative Possible Sugars Present Sucrose + H₂0 starch + 420. sucrose and fructose Glucose, fructose, Sucrosé starch sucroset HCIChrome File Edit View History ●●● ← →> C time! 7 Q Dashboard app.101edu.co FI Draw the Fischer projection of L-mannose. 2 W S Version: 1.109.1+ production k 34 X X Bookmarks Profiles Tab Drawing 3 Aktiv Chemistry 80 F3 E D C $ 4 FA R F Window P % 5 V Help X G the pineal gland stimulates pro x Glycogen: Mammalian Energy X X ↓ FS T W G Problem 93 of 20 Atoms, Bonds and Rings Tap a node to see suggestions. MacBook Air 6 FG Y B & 7 H Charges F7 U N 00 * 8 J H 1 ( 9 H H DE K Q8 C The structure for D-fructose is X H H H ) O OT M < F10 Undo Reset Ⓡ Remove - PI P DOCX ♡ Done FW AH PhH₂CH₂C PhH₂CH₂C H CH3 CH3 mcpba mcpba ? ? H™/H₂O H¹/H₂O ? ?
- ACTIVITY-7. Refer to the structure below. Redraw the structures, identify the monosaccharide and classify the type of glycosidic bond. Structure 1. This polysaccharide is made up of one type of monosaccharide. Identify the monosaccharide. What type of glycosidic bond is A and B? ÇH2OH H он ÇH2OH НО -A Он H. H. он ÇH2OH он Но H H H он ÇH2 Он H H OH OH H OH В H Structure 2. Identify the glycosidic bond C, D and E, and identify the monosaccharide F, G, H and I. ÇH2OH CH2OH H Но H ÇH2OH OH H но D E F -OH OH H H2C. H OH ÇH2OH H O OH G H н | он он H Но H H OH -우 -T -우VMy C x YouTt X M Inbo X * Starfi X Chapter 01 - Funda... Mail - TABITA.WATS... 目Rea 1-36 Identify, by common name, fatty acids present in each of the following triacylglycerols. a. ÇH,-O-C-(CH2)16-CH3 CH-O-C-(CH2),-CH=CH-(CH2),-CH3 CH2-O-C-(CH2)12-CH3 b. CH2-O-C CH-O-C CH2-O-C ing 679% 包H H-C-OH HO-C-H H²-OH H-C-OH 6 CH₂-OH D-(+)-glucose rotate H 6 5 C-CH₂-OH HI OH OH I OH C H 21 OH H H CH₂-OH -OH OH H H OH = H OH CH₂-OH 5 H OH H H ß (a) OH (H) H (OH) OH anomeric carbon D-glucopyranose 1. Redraw wrapping from C1-C6 clockwise. Keep all things on the right of the Fisher projection pointing down, all things on the left pointing up.
- 46 - 50. C,Ha) * 02 (9) CO2() + H, Ou)OF as fil PDF What are the products of the reaction of the triacylglycerol found in coconut oil (containing only lauric acid) with KOH? O UNOFFIC TRANSCR 9°F Mostly cloudy CH,−O–C−(CH2)10—CH3 0 CH-0-C-(CH₂)10-CH3 + 3KOH O CH,−O−C(CH2)10—CH3 Glyceryl trilaurate O one glycerol molecule and three potassium laurate formula units O one glycerol molecule and three sodium laurate formula units O one glycerol molecule and three lauric acid molecules O one glycerol molecule and three potassium myristate formula units A Heat, 10 O Search ac PD PD maste omiss pe huniz recor CThe basal metabolic rate (BMR) of a person is the daily energy use for a person at rest to keep our essential processes running. An equation for the BMR for a woman is shown below. BMR (kcal) = (4.54 × weight in lb) + (15.9 × height in inches) - (5 × age in years) - 161 Determine the basil metabolic rate of a 136 lb, 5' - 4" 20 year old woman in watts. You will need to convert from kcal to joules.