Q: A sample of gas was contained in a 245 mL flask at a temperature of 23.5 °C and the pressure was…
A:
Q: Determination of the concentration of HCl: Pipette 10 mL of hydrochloric acid and transfer to a 100…
A: Acid-base titration refers to titration reaction in which either of titrant or titrate is a base and…
Q: acidity arises (at least in part) from an equilibrium between dissolved carbon dioxide and hydrogen…
A: In the above given question the soda company should keep in mind the following few things- The…
Q: 1. Consider the following data set. Concentration, mg/L 0.100 0.200 0.300 0.400 0.500 Write capital…
A: We have find out slope, intercept and concentration of an unknown sample with an absorbance reading…
Q: An alloy contains 70.8 mol % palladium and 29.2 mol % nickel. Express the composition of this alloy…
A: Molar mass of palladium =106.4 g/mol Molar mass of nickel =58.69 g/mol Let ,palladium is present…
Q: What caused the difference in the distances of the markings between a deflated and an inflated…
A:
Q: Balance the following redox reactions: 1. Al(s) + NO3-(aq) → Al(OH)4-(aq) + NH3(g) [basic] 2. Cu(s)…
A: We have to balance the given redox reactions. The given redox reactions are Al(s) + NO3-(aq) →…
Q: Sodium hydroxide reacts with which fatty acid to yield the product below given the appropriate…
A: Given, Sodium hydroxide reacts with which fatty acid to yield the product below given the…
Q: What is the [OH-] if the [H3O+] is 6.12x10-5 M? 2.12x10^-5 M 2.16x10^-6 M 1.26x10^-8 M…
A: Given, [H3O+] = 6.12 x 10-5 M What is the concentration of OH- in the solution = ? Options are :…
Q: - Propose syntheses of the following compounds from benzene: (a) N,N-Dimethylaniline (b)…
A: Here in the given four conversion, the following points is amost common:- Reduction of -NO2 group…
Q: a. Give a reason on why Ka1 for dicarboxylic acid A is only 9 times larger than its Ka 2 value…
A: Here, I'm solving question (a). Inductive effect is distance dependent effect, which decreases with…
Q: The relative peak areas and retention for a mixture of five fatty acids separated by GC is given in…
A: Which Fatty Acid has the highest percentage? = FA 1
Q: he decomposition of N₂O on a platinum surface has a rate constant, k = 1.48 x 10-3 M s-1. 2 N₂O (g)…
A:
Q: Given the planar trisubstituted cyclohexane below, fill in all boxes (with H, CI or Br) to complete…
A:
Q: You are on a geology field trip to the La Brea Tar Pits, and you find a jaw bone from a…
A:
Q: At a certain temperature the rate of this reaction is first order in H₂CO3 with a rate constant of…
A:
Q: Question 1 Which of the following column CANNOT used for a reverse phase HPLC? O A. C4 O B. C8 O C.…
A: Silica column can not used for a reverse phase HPLC .
Q: Which of the statements are true? Unsaturated fats have higher melting points than saturated fats.…
A: Unsaturated fatty acids will have double bonds in their structure. However, saturated fatty acids…
Q: Please explain how the product shown is formed from the starting materials and reagents H+ N NaBH3CN…
A: A question based on amines that is to be accomplished.
Q: Consider the saturation vapor pressures listed in the table above. An air mass at 25*C actually…
A:
Q: Nitroahiline had been observed in experiments on biomass From pine needles and can be used as a…
A:
Q: Question 17 Caffeine, benzoate, and aspartame content of mountain dew soda was determined using…
A:
Q: What will be the effect of additional silver nitrate solution to Ag It will increase the solubility…
A: Solubility equilibrium is AgCl(s) ---> Ag+(aq.) + Cl-(aq.) Due to common ion effect Solubility…
Q: 4NH3(g) + 3O2(g) → 2N2(g) + 6H2O(l), ΔH = -1530kJmol-1 (1) H2(g) + 1/2O2(g) → H2O(l), ΔH = -288…
A: Enthalpy of formation is defined as the change in enthalpy when one mole of a compound is formed…
Q: Question #3: Fill in the number or 1/[S] in the table below. Round to the nearest hundredth.…
A: In the given question we have to fill the data. rate is given we have to find out 1/[S] = 1/rate…
Q: This part of the analytical process is usually the most difficult step and the source of the…
A: 1) Choosing a Method The choice is sometimes difficult and requires experience as well as…
Q: The relative peak areas and retention for a mixture of five fatty acids separated by GC is given in…
A: Formula for this is: (Area / total area) * 100
Q: Label a curve of potential energy vs. dihedral angle for the Newman conformations of…
A: After rotating the compound will get different molecules with different energy.
Q: Write the balanced equation of the reaction between sodium hypochlorite and water. 10. Write the…
A:
Q: 2. Given the following values for the apparent pH, find (H*) in the following solutions: (a) pH = 0…
A: The pH of any solution shows that the solution is acidic or basic. For multipart questions, we are…
Q: Which of the following instruments is based on the interactions between a soft cantilever spring…
A: Cantilever is having a sharp tip which scan the sample surface.
Q: The following data were obtained when a Ca2+ ISE was immersed in standard solutions whose ionic…
A:
Q: alpha-Cadinol is a constituent of Chamaecyparis lawsonia. Using the structure and image below,…
A: From the given data we need to find the configuration for the indicated carbon center. And to check…
Q: Aniline, benzenamine, abbreviated C6H5NH2, is an important organic base used in the manufacture of…
A: Concentration of aniline = 0.10 M Kb of aniline = 4.3 x 10-10
Q: 2. Calculate A-Gº of H₂O(g) at 298.15K given the following information. A+Hº, kJ/mol A+Sº,J/mol K…
A:
Q: The activation energy for a reaction is 37.6 kJ/mol. The rate constant for the reaction is 5.4 x…
A:
Q: Questions! 1. If the concentration of [Li*] were doubled (say, by adding a highly soluble Li salt…
A: Since you have asked multiple questions, we will answer only first 3 subparts for you. In order to…
Q: Label a curve of potential energy vs. dihedral angle for the Newman conformations of…
A:
Q: very unstable francium-221 is produced. Giver f-life of francium-221 is only 5.00 minutes, if th…
A: Given, Half life time (t1/2) = 5.00 minutes Decay constant (k) = 0.693/5.00 = 0.1386 min-1…
Q: What is being described in the following items? - light that interacts with the solution ✓light not…
A: Absorbance is directly proportional to the concentration of the solution.
Q: - How might the following amine be prepared using reductive amination reactions? Show all precursors…
A:
Q: why "the % Acetic Acid (by mass) in water layer the is greater than the % Acetic Acid (by mass) in…
A: A polar compound better dissolves in a polar compound and not in a nonpolar compound.
Q: Write the balanced equation of the reaction between Al and oxygen in the presence of heat. 4.…
A: In the given question we have to write the balance equation of the following reaction. 3. Aluminium…
Q: explain the reaction pathway of combustion of ethanol
A: Answer - Reaction of combustion of ethanol ethanol C2H5OH(l)+3O2(g)⟶2CO2(g)+3H2O(l) −1366.8…
Q: Matching Type Force a liquid (mobile phase) through the liquid chromatograph at a specific flow rate…
A: Forces a liquid (mobile phase) through the liquid chromatograph at a specific flow rate = Pump…
Q: How many mL of 0.500 M NaOH should be added to 10.0 g tris HCI to give a pH of 7.60 in a final…
A: Here is your answer...........
Q: Give the systematic name of the compound. OH H3C. CH3 CH₂ OH The name of the compound is
A: The given compound is:
Q: The specific heat of a certain type of metal is 0.128 J/(g-°C). What is the final temperature if 305…
A:
Q: What is the expression for the solubility product constant, Ksp, of calcium phosphate, Ca3(PO4)2…
A: Solubility product constant (Ksp); When a slightly soluble ionic compound is mixed with water,…
Q: A. A balloon at 25°C has a volume of 595 mL. If the temperature is raised, will the volume increase,…
A: A. For a definite amount of gas, at constant pressure, the volume of the gas increases with an…
Step by step
Solved in 3 steps with 2 images
- Deduce the relation pv = nRT where R is a constant called universal.In the process of solving, it was changed to Kgmolecule-1 after adding Avogadro number. However, in the process of obtaining the value of frequency, the unit of the value of the micro was changed to kg. What is the reason?ocs.google.com/document/d/1w-tzPHmvZz2BNXQ4_gXygdPD6X8uFzwtpqACmNMCHTM/edit e-4.0 Unit 3 Thermochemistry Assignment SCH4U View Insert Format Tools Add-ons Help Last edit was 2 minutes ago 100% Normal text ▼ Times New... 12 + B I U A G + - 1 2 3 | 4 5 1. 6 7 1. An open system can exchange both energy and matter with its surroundings. 2. the law of conservation of energy. states that the total energy of the universe is constant. 3. When heat exits the system during a process, the enthalpy change is The process is said to be 4. _calorimetery is the technological process of measuring the heat released or absorbed during a chemical or physical process. 5. The diagram to the right illustrates a 31 acer 080 M 1=
- A manufacturer guarantees a product for 1 year. The lifespan of the product after it is sold is given by the probability density function below, where t is time in months. -0.01t if t≥0 0.011e f(t) = otherwise What is the probability that a buyer chosen at random will have a product failure (A) During the warranty? (B) During the second year after purchase?Let C(t) be the carbon dioxide level in parts per million in the atmosphere where t is the time in years since 2000. Under two possible models the derivative functions are 1. C'(t)=0.45 +0.03 11. C'(t)=0.45e0.025 If the carbon dioxide level was 370 ppm in 2000, find C(t) for each model. Then find the carbon dioxide level in 2030 for each model. Using Model I, C(t) Using Model II., C(t) and the carbon dioxide level in 2030 is C(30) - ppm. and the carbon dioxide level in 2030 is C(30)-pp ppm.* Dementia Frien X (2 unread) - dtɛ X Lobby | Top Hat X Watch Gilmore X A www-awu.aleks.com/alekscgi/x/lsl.exe/1o_u-IgNslkr7j8P3jH-IvdWKW_BBZZI6tTytly4R Spotify Web Playe... M Common Ethical D... O THERMOCHEMISTRY Calculating kinetic energy Calculate the kinetic energy of a 109. mg raindrop moving at a speed of 7.9 S Round your answer to 2 significant digits. x10 Explanation Check MAR 14 ...
- * Dementia Frien x (2 unread) - dtɛ x Lobby | Top Hat Watch Gilmore A www-awu.aleks.com/alekscgi/x/Isl.exe/1o_u-IgNslkr7j8P3jH-IvdWKW_BBZZ16tTytly Spotify Web Playe... M Common Ethical D.. O THERMOCHEMISTRY Calculating kinetic energy m Calculate the kinetic energy of a 34. g bullet moving at a speed of 458. Round your answer to 2 significant digits. Explanation Check MAR 14Describe the differences and similarities between spontaneous and stimulated emission.Computers are not supposed to be in very warm rooms. The highest temperature tolerated for maximum performance is 308 K. Express this temperature in C and F.
- Normal text Times New. - 12 BIUA + E- 1E = E - E - EEX ... .. 2 3 1 4 I I. c. Water from the sodium hydroxide solution 15 I . 16 ... I7 .. 6. Students collected the following temperature data for a coffee cup calorimetry experiment: Table 1. Temperature of solution with time for the reaction of baking soda with vinegar as measured in a coffee cup calorimeter. Time since start of reaction Temperatu re (°C) nent will (min) 24.6 0.5 20.9 1.1 20.1 1.4 19.3 1.7 18.5 2.1 18.4 2.5 18.3 2.9 18.2 3.5 18.4 a. Calculate AT and show your work. b. Is the reaction endothermic or exothermic? MacBook Air DII F6 80 F4 F3 &. $ 23 5 4 2 3 Y W K H G F S M V COCalculate the linear momentum of a pickup truck that has a mass of 915 kg and is traveling eastward at 22 m/s. kg · m/sThe speed of an ion in a particle accelerator is doubled from 0.41c to 0.82c. The initial relativistic momentum of the ion is 5.08 x 10-17 kg m/s. Determine (a) the mass and (b) the magnitude of the final relativistic momentum of the ion. (a) Number i Units kg (b) Number i Units kg