Q: Which molecules are the main molecules associated with energy? a. carbohydrates b. lipids c.…
A: Carbohydrates, such as glucose, are a vital source of energy for many organisms. Glucose is a simple…
Q: When the following skeletal equation is balanced under acidic conditions, What are the coefficients…
A:
Q: Problems: 1. Propose a synthesis of the following molecule. Think about when and how you need to add…
A: Synthetic pathways that involve many steps involve successive chemical reactions aimed at…
Q: Kinetics tial energy d reaction: C+D his Potential energy (kJ) 2) On the graph below, draw a…
A: Step 1:Potential energy diagram is given belowPotential energies of the products are higher than…
Q: help please answer in text form with proper workings and explanation for each and every part and…
A: Approach to solving the question: Detailed explanation: Biological oxygen demand (BOD) is a measure…
Q: You would like to buy a monthly compounding 15-year, $1,000 par value bond. The yield to maturity of…
A:
Q: Describe an industrial process or a useful laboratory application of triethylaluminium.
A: Step 1: Triethylaluminium (TEA), an organoaluminium compound, is widely used in both industrial…
Q: None
A: The correct starting material for the reaction pictured is option (d). This molecule contains a…
Q: 44) What is the coefficient of phosphorus after balancing the following equation?__ P(s) + __ O2 (g)…
A: 44) The balanced equation is 4P(s) + 5O2(g) -> 2P2O5(s). Therefore, the coefficient of phosphorus…
Q: Please don't provide handwritten solution...
A: The first step in calculating the standard cell potential is to identify the half-reactions. In this…
Q: Please help me solve the following question, explain it and pls pls make sure its correct, its…
A: The key information given in the problem is:Four research teams measured the rotation period of a…
Q: Please answer all
A: Step 1:A buffer solution with a pH of 7.00 using sodium phosphate (Na₃PO₄) and either…
Q: None
A:
Q: None
A: Step 1:Step 2:Step 3:
Q: Name the mechanism and the draw the major product
A:
Q: 5. An electrochemical cell is based on these two half-reactions: Oxidation: Cu(s) → Cu2+(aq, 0.010…
A: Step 1: Step 2: Step 3: Step 4:
Q: Please sollllllvvve the part 1 and part 2, thanks siir
A: Step 1: Step 2: Step 3: Step 4:
Q: Which of the following molecules can be classified as a lipid?…
A: Lipids are a group of naturally occurring molecules that include fats, waxes, sterols, fat-soluble…
Q: could you solve those 2 question?
A: The bridging ligands and the two coordinated water molecules lead to the splitting of the d orbital…
Q: None
A: Explanation:Correct Statement:B) In gradient elution, the composition of the mobile phase is…
Q: SOLVE STEP BY STEP IN DIGITAL FORMAT Write the products of the following reactions, if there is more…
A: Part 1: Reaction with LDA and Bromoethane Step 1: Deprotonation with LDALDA (Lithium…
Q: As the concentration of hydrogen ions in a solution decreases: O the pOH numerically increases O the…
A: The pH scale is a measure of the acidity or alkalinity of a solution. It is defined as the negative…
Q: 4) Thymol blue (abbreviated H₂In) is a diprotic indicator with pKa1 = 2.0, pKa2 = 8.5. H₂In is red,…
A: Step 1:Here The pH ranges of the indicator are: 0 - 2 : Red 2 - 8.5 : Yellow 8.5 - 14 :…
Q: Burning 1.000 mol of methane in oxygen to form carbon dioxide and water produces 803 kJ of energy.…
A: The problem is asking us to find out how much energy is produced when 2.000 mol of methane is…
Q: When atoms like chlorine pick up electron they release energy & assume a more stable form, the…
A: Ionization energy: The energy required to remove a valence electron from a gaseous atom or ion is…
Q: Please provide the correct reaction mechanisms drawn out:
A: Step 1: Preparation of Cp2TiCl2Cp2Ti + 2HCl → Cp2TiCl2 + 2H2Step 2: Reduction of Cp2TiCl2 to…
Q: 1. What is the pH of a 0.72M formic acid solution. Formic acid has a Ka = 1.8 * 10-4.
A: The problem is asking for the pH of a 0.72M formic acid solution. Formic acid is a weak acid, and…
Q: One difference between a chemical reaction and a nuclear reaction is that in a nuclear reaction
A: Step 1:The big difference between chemical and nuclear reactions is how they change things. Chemical…
Q: help please answer in text form with proper workings and explanation for each and every part and…
A: An aldehydic functional group refers to a specific arrangement of atoms in organic chemistry where a…
Q: How is sodium enolate formed by adding NaOH to dimedone? What is the structure? Please include the…
A: Dimedone is a cyclic diketone, which means it has two carbonyl groups (C=O) in a six-membered ring.…
Q: The non-polar molecule among the following is CI CI C H H Type here to search Εί prime video CI…
A: In chemistry, polarity is a property of molecules that arises from the difference in…
Q: Write the systematic name of each organic molecule: H structure O name OH H ☐ O OH OH HO ☐ H OH ☐ S…
A: IUPAC Rules for Nomenclature of organic compounds:1. Locate the longest continuous carbon chain and…
Q: By definition, what happens when an acid and base react? 0000 Water is formed. An ionic compound…
A: Definitions:Acids: Subatance that can donate a proton (H+ ion) or accept an electron pair in the…
Q: In winter, after a snowstorm, salt (NaCl) is spread to melt the ice on roads. How many grams of salt…
A: First, we need to determine the change in freezing point. The freezing point of water is 0 degrees…
Q: Please correct answer and don't use hend raiting
A: Step 1: Boiling point elevation is given by:ΔT = ((RT2)/ΔHVap) XsolHere, ΔT = Boling point…
Q: i want answer in step by step
A:
Q: what is 3mL in grams? what is 2.5 mL in grams? what is the conversion of 3mL of isoprntyl alcohol to…
A: Step 1: Conversion of mL to grams:As the compound is not mentioned for first 2 questions, it is…
Q: Please don't provide handwritten solution.... Show how the aldol condensation could be used to…
A: Let us determine first the starting material for the aldol condensation. In doing this, let us find…
Q: Name the structure include where appropriate, R/S and/or E/Z stereochemical designation must be…
A: Naming the given organic structure, IUPAC Nomenclature is a universally accepted set of rules to…
Q: Predict the electron pair geometry and molecular geometry for the following substances by drawing…
A: The Lewis structure for BH3 is drawn by first writing the symbol for Boron (B) in the center, as it…
Q: Explain the differences in pKa (vs. benzoic acid) of these substituted benzoic acids based on…
A: More the acidity lesser the Pka value.
Q: (10/west 4.4 4.4.1 Calcium reacts with chlorine to form calcium chloride. Draw the Aufbau diagram…
A: Step 1: Definition of Isotope:An isotope can be defined as the elements with the same atomic number…
Q: 3. Calculate the pH of the solution obtained when 0.450g of baking soda and 0.450g of Na2CO3 are…
A: To find the pH of the solution, we need to consider the dissociation of baking soda (NaHCO3) and…
Q: In a 2.0 mM aqueous solution of 4-chlorobutanoic acid (C3H6CICO₂H), what is the percentage of…
A: The given values in the problem are the concentration of the 4-chlorobutanoic acid solution, which…
Q: 7) What is the major product in the following reaction? 1. 03 2. Zn/H₂O H₂C- H Π A) I and II B) 1…
A:
Q: Please answer in tipping format
A:
Q: help please answer in text form with proper workings and explanation for each and every part and…
A: The molecule shown in the image contains a carbonyl group (C=O) with an adjacent methylene group…
Q: help please answer in text form with proper workings and explanation for each and every part and…
A:
Q: Please answer in tipping format
A: Step 1:Sulphur dioxide gas is mixed with oxygen gas to give sulfur trioxideSulphur dioxide =…
Q: The radioactive decay of 99mTc to 99Tc MUST occur with the emission of
A: In radioactive decay, an unstable atomic nucleus loses energy by emitting radiation in the form of…
Draw the major organic product(s) for the following.
- You may assume each reaction occurs just one time.
- Show or depict any relevant stereochemistry in the products [R/S or E/Z labels are not needed].
Step by step
Solved in 2 steps with 1 images
- The heat of neutralization, Hneut, can be defined as the amount of heat released (or absorbed), q, per mole of acid (or base) neutralized. Hneut for nitric acid is -52 kJ/mol HNO3. At 27.3C, 50.00 mL of 0.743M HNO3 is neutralized by 1.00 M Sr(OH)2 in a coffee-cup calorimeter. (a) How many mL of Sr(OH)2 were used in the neutralization? (b) What is the final temperature of the resulting solution? (Use the assumptions in Question 11.)One of the best-selling light, or low-calorie, beers is 4.2%alcohol by volume and a 12-oz serving contains 110 Calories;remember: 1 Calorie = 1000 cal = 1 kcal. To estimatethe percentage of Calories that comes from thealcohol, consider the following questions. (a) Write abalanced chemical equation for the reaction of ethanol,C2H5OH, with oxygen to make carbon dioxide andwater. (b) Use enthalpies of formation in Appendix Cto determine ΔH for this reaction. (c) If 4.2% of the totalvolume is ethanol and the density of ethanol is0.789 g/mL, what mass of ethanol does a 12-oz servingof light beer contain? (d) How many Calories arereleased by the metabolism of ethanol, the reaction frompart (a)? (e) What percentage of the 110 Calories comesfrom the ethanol?A match is lit and held under a cold piece of metal. The followingobservations are made: (a) The match burns. (b) The metal getswarmer. (c) Water condenses on the metal. (d) Soot (carbon) isdeposited on the metal. Which of these occurrences are due tophysical changes, and which are due to chemical changes?
- 6. Heat of Formation. Give the balanced chemical equation used to find the heat of formation of the following a) CH3COOH (1) b) Na2SO4(s)While cooking, if the bottom of the vessels is getting blackened on the outside, it means that:(a) the fuel is not cooked completely.(b) the fuel is not burning completely.(c) the fuel is wet.(d) the is burning completely.3) How many liters of combusted propane (C3H8; 44 g/mol) are required to heat a 100 kg steel pipe (specific heat of steel is 0.420 J/g°C), from room temperature (20°C) to its melting point of 1300°C? The density of propane is 0.493 g/mL.C3H8(g) + 5O2(g) → 3CO2(g) + 4H2O(l) ΔH=–2220 kJ /mol 4) How much energy is required to produce 1.9 grams of glucose (C6H12O6; 180 g/mol) from CO2 and H2O. Use the following combustion equation to help you answer the question?6CO2(g) + 6H2O(l) → C6H12O6(s) + 6O2(g) ΔH= 2900kJ 19) What volume of 0.12 M Na2SO4 will be required to react with 35 mL of 0.05 M CrCl6? 24) In an experiment when 100 g of C3H8 is combusted, 30 g of carbon dioxide resulted. What was the percent yield for the reaction?
- 9 (b) please help asap28. Which of the following is true about the reaction? CH4 (s) + 20₂ (g) CO₂ (g) + 2H₂O + 393 kJ (a) 393 kJ of heat is released for five moles of CO₂ (g) produced. (b) This reaction is endothermic. (c) When 1 mole of C(s) reacts with 1 mole of O₂ (g), 393 kJ of heat is consumed. (d) This reaction is exothermic.31) H,O, H*, heat ?