1. is pH scales is strictly btw 0 and 14? if not, why? 2. what is CSTR? is this heterogenous? is this concentration depends on location? 3. is steady state, mass can enter ot not? leave the control volume or not?
Q: 1. For each of the following, give the organic elimination product/s of treatment with NaOCH₂CH3.…
A: “Since you have posted a question with multiple sub-parts, we will solve the first three subparts…
Q: C₂H₂ + O₂ H,O + CO,
A: Here given reaction is combustion reaction of propane . The given reaction which is not balanced…
Q: The oxidation of ammonia produces nitrogen and water via the reaction below. 4 NH3 +3 02 --> 2 N₂ +…
A:
Q: Based on your structures above, provide explanations on why some of the observed retention factors…
A: To explain why there is a change in the retention factors of some of the substance with the change…
Q: Consider the dissociation of HNO2 in water: HNO2(aq) + H2O(l) ⇌ H3O+(aq) +…
A: HNO2 and NO2- are called a conjugate acid base pair whereas, H2O and H3O+ are also a conjugate acid…
Q: T 4. Write the formula for each of the following ions or compounds. These are coordination…
A:
Q: | Balance the following redox reaction under acidic conditions. S₂O3-² + I₂ -2 I + S406²
A:
Q: Assume 25oC in all equilibria calculations. Express your answers in four decimal places. Do not…
A: Common-ion effect : It is defined as the decrease in solubility of an sparingly soluble salt by the…
Q: Calculate the molar concentration for each of the following solutions. 5.00 g Na2CrO4Na2CrO4 in…
A: Mass of Na2CrO4 = 5.00 g Volume of solution = 60.0 mL
Q: I which reaction sequence cen efficiently bring about the following transformation? ofer OH ? QO My,…
A: The tertiary cyclo-alkyl bromide is transformed into primary alcohol derivative.
Q: At a given depth in the ocean, pressure is 2,205 torr. What is the pressure in kPa? Do not put units…
A: We know, 760 torr = 101.3 KPa
Q: What is the final volume in milliliters when 0.556 LL of a 44.3 %% (m/v) solution is diluted to 23.4…
A:
Q: Write balanced molecular equations for CH3COOH and NaOH
A: Given : CH3COOH and NaOH Tip : acid-base reaction will occur
Q: The standard temperature and pressure (STP) is 25°C and 1.00 atm True False
A: -> STP stands for standard temperature and pressure. At STP -> T= 0°C = 273 K P = 1 atm
Q: Dissociation Equation [NaHCO3] = [Na] = [HCO,] =
A: As you have asked for the last three parts of the question. Solving the same for you. Given in…
Q: Assume 25oC in all equilibria calculations. Express your answers in four decimal places. Do not…
A:
Q: :Calculate AG (in kJ) for the following reaction at 1 atm and 25 °C C₂H6 (g) + O2(g) → CO₂ (g) + H₂O…
A: Use gibbs formula to solve
Q: What mass of solution contains each of the following amounts of dissolved solute? 40.0 gg of…
A: Mass fraction : The ratio of the mass of the solute to the total mass of the solution is known as…
Q: could you give furthur explination on how C was calculated
A:
Q: An open-end mercury manometer was connected to a vessel holding a gas at an unknown pressure. The…
A: The pressure of the gas is equal to the sum of atmospheric pressure and the difference in mercury…
Q: Draw a Lewis structure and write the predicted geometry for PH3
A: PH3 (phosphine ) have three bond pair and one lone pair of electrons
Q: If the temperature drops below 0 °C, water freezes. This would be a(n)_ experiment all of them…
A: If the Temperature drops below 0°c water freezes this would be an experiment
Q: locking below from two simpler ones, showing the pieces and any necessary reagents identify the how…
A: Step by step mechanism
Q: 3. What are the reaction types of the following? 2MgO -> 2Mg + O₂ Ag + NaCl -> AgCl + Na 02 +0 -> 03
A: Reaction Types :- Combination Reaction or Addition reaction Decomposition Reaction Displacement…
Q: 8.) A 1.000 g sample of zinc metal is dissolved in 50 mL of 6 M HCl solution and diluted to the mark…
A: Given that: Mass of Zn sample = 1.000 g Volume of the sample, V1 = 25 mL Diffusion current of the…
Q: Express your answers in four decimal places. Do not use rounded-off values in subsequent…
A: Given, Ka = 4.0 × 10-4 [HNO2] = 0.2103 M
Q: The following figure represents a small portion of an acetic acid-acetate buffer. (Solvent molecules…
A: pH of buffer solution can be calculated using Henderson hasselbalch equation.
Q: What is the total change in entropy of the universe (system + surroundings) if 3.5 g of CO(g) reacts…
A:
Q: One of the most common ways of dealing with bacterial infections is amoxicillin (MW = 365.4 g/mol),…
A: Given, MW of Amoxicillin: 365.4 g/mol 250 mg amoxicillin per 5 mL of solution.
Q: 61. How much heat is required to convert 2.55 g of water at 28.0 °C to steam at 100.0 °C?
A: Mass of water = 2.55 g Initial Temperature = 28°C Final Temperature = 100°C
Q: Consider the table of Standard Thermodynamic Quantities for Selected Substances at 25°C. Substance…
A: (B) To calculate the enthalpy of formation of HF given the reaction for the formation of HF is…
Q: Q1 (a) Explain how the peaks in Infra-Red spectroscopy are generated and what information the peaks…
A: A beam of infrared light is passed across a sample to record its infrared spectrum. Absorption…
Q: Isomers Draw all of the isomers, including stereoisomers of the following molecular formulas. Note…
A:
Q: 3. For the following reaction, CO (g)+ H₂O (g) a. Write the Kc expression for this reaction. CO₂ (g)…
A:
Q: Na+(aq)+OH−(aq)+H+(aq)+Cl−(aq)→ Write the net ionic equation for the reaction. Express your answer…
A:
Q: What volume (L) of 0.886 M hydrochloric acid solution neutralizes 31.1 mL of 0.162 M sodium…
A:
Q: aromatic)? O U 0 U 0 B D M F compounds above will have & electrons in 12 conjugated pl-system (and
A: Aromatic Compounds are the compounds that are cyclic, conjugated, planar and follow (4n+2)πe- rule(…
Q: Ozonolysis of which monoterpene (A - D) would produce the carbonyl compounds shown? ? 03 -78, DMSO 요…
A:
Q: Given the reactant side of the total ionic equation for the neutralization reaction of sodium…
A: We have to write the total ionic equation for the neutralization reaction of sodium hydroxide (NaOH)…
Q: 2. A 12.5 g sample of metal with a temperature of 100.0 °C is placed in a calorimeter holding 75.0 g…
A:
Q: PLEASE DO BOTH PARTS OF THIS QUESTION AS FAST AS YOU CAN>>>> THANK YOU SOOO MUCH>>> How much heat…
A: Given data is Mass of ice = 10.0 g initial temperature of ice = -10°C Final temperature of…
Q: Draw a Lewis structure and write the predicted geometry for CHCL3
A:
Q: True or false 0.100 L of 0.255 mol/L battery acid is diluted until it reaches a final concentration…
A: Given, 0.100 L of 0.255 mol/L battery acid is diluted until it reaches a final concentration of…
Q: For the following reactions, predict the major product. No mechanisms necessary. q Br Br H₂O, H₂SO₂…
A: The reactant that brings about the oxidation is called the oxidizing agent, and that reagent is…
Q: 6. Explain, in your own words, what is wrong with the mechanistic step below and show the correct…
A: Nucleophile is the electron rich species while electrophile is the electron deficient species.
Q: 2. Transfer 80 ml of a 3.00 mol/L stock solution into a 500 ml volumetric flask. Dilute to the mark…
A: To find the concentration or volume for a diluted solution, the following equation is used.…
Q: Balance the following chemical reactions: _____ CaCl2 + _____ AgNO3 → _____ Ca(NO3)2 + _____ AgCl…
A: Balancing of chemical reactions.
Q: What is the mass of solute in each of the following solutions? 2.00 LL of 0.300 M LiHCO3LiHCO3…
A: Answer :- Given - 2.0 L of 0.300 M LiHCO3 solution Determine mass of Solute in this…
Q: 7. All of the following statements concerning ligand field theory are true EXCEPT A. in low-spin…
A: To choose the incorrect statement in regard to Ligand field theory.
Q: What allotrope of tin is most stable at low temperatures? O Gray White Brown Tin does not have…
A: First, we need to check the allotropes of the tin and then we need to check which one is stable at…
1. is pH scales is strictly btw 0 and 14? if not, why?
2. what is CSTR? is this heterogenous? is this concentration depends on location?
3. is steady state, mass can enter ot not? leave the control volume or not?
Step by step
Solved in 2 steps
- A river water sample (250 mL) is filtered and 0.032 g of solid is collected on the filter paper. Determine the total solids in the river water sample, in ppm. Density of water sample: 1.01 g/mL O A 31.7 ppm OB.3.17 ppm. OC 317 ppm OD.3170 ppm Clear my choice: Next pageChrome File Edit View History Bookmarks Profiles Tab Window Help Mon Feb 21 7:26 PM 22S-ENGL110-059: Seminar in x Question 24 of 34 - Homework X group 17 (VIIA), period 5 : - Go X b Chrome File Edit View History E X assessments.macmillanlearning.com/sac/5343243#/5343243/23/-1 Update : O Assignment Score: Lx Give Up? O Hint Check Answer 82.4% Resources Question 24 of 34 > Give the nuclear symbol (isotope symbol) for the isotope of bromine, Br, that contains 46 neutrons per atom. Replace the question marks with the proper integers. nuclear symbol: Br NURS120 Chapt...pptx Show All FEB 3 CC 21 étv P 280 PNG !!The sketch that indicates the change that occurs when 1.0 mol/ LH,PO,tan is added to 20 mL of 1.0 moVL NH, (ae) is 14 12 10 6. 2- 20 Volume of acld added (mL) 10 30 14 12 10 10 20 Volume of acld added (mL) 30 14 12 10 10 20 30 Volume of acid added (ml) 14 12 10 20 Volume ol acid added mt.) 10
- 1. could u pls give me example of substances has an activity of 1? is it pure water has an activity of 1? 2. is pH scales is strictly btw 0 and 14? if not, why? 3. what is CSTR? is this heterogenous? is this concentration depends on location? 4. is steady state, mass can enter ot not? leave the control volume or not?20 E The volume of water needed to dissolve 0.0620 grams of copper(II) carbonate is Assume no volume change upon addition of the solid. Submit Answer $ 4 R % 5 [Review Topics) References) Use the References to access important values if needed for this question. Retry Entire Group 8 more group attempts remaining Cengage Learning Cengage Technical Support T A 6 MacBook Pro Y & U ▶II * 00 8 1 ( 9 ) 0 P IL. Previous Email InstructorSection: Date: Solubility of Calcium Hydroxide in Water Concentration of standard HCl solution (M) Temperature of Ca(OH), solution (°C) Determination of a Solubility Product Constant 0.05 25 Report Table KSP.1: Titration Data (Calcium Hydroxide Solubility in Water) Trial 1 Oml Initial Buret Reading (mL) Final Buret Reading (mL) Volume of HCI Added (mL) 19.6ml 19.6m Sample Calculations [OH] from trial 1 (show calculations in box below) Concentration of Ca2+ (show calculations in box below) Value of Ksp (show calculations in box below) Molar solubility of Ca(OH)2 in water (show calculations in box below) Trial 2 19.6ml 35.2m) 15.6m)
- rsity o... ingsbo... kboard... ARED4 ethod? 7... F2 Remaining Time: 1 hour, 22 minutes, 23 seconds. Question Completion Status: A Moving to the next question prevents changes to this answer. Question 1 # The angle of the water molecule (H₂O) is 180 degrees 120 degrees 100 degrees 90 degrees 109 degree A Moving to the next question prevents changes to this answer. MAR 14 80 F3 SA $ 000 F4 tv % F5 NA MacBook Air 22 F6 ∞r F7 45.113When we make a calibration curve, we want the range of calibration standards to the analyte concentrations in the samples. If this is not the case, we will have to the samples, depending on the analyte concentration. O Exclude, concentrate or dilute O Include, spike O Include, concentrate or dilute None of These O Exclude, calculate the concentration of You have prepared a set of calibration standards for nitrate in surface water where you are using Beer's Law to generate the calibration curve. The calibration equation for the standards you have prepared between 1 and 15 ppm is y = 0.0820x +0.00900. You analyze a 3.00 mL water sample and generate an absorbance response of 1.12. You report the concentration of nitrate in this sample as: O None of These O 4.52 ppm O The concentration is out of range so it cannot be reported O 13.5 ppm O 13.5 absorbance1. Reagent(s) for [Select] 2. Reagent(s) for III [Select] To preview the image Click Here B NaOH Br > ||| Enroll | Enroll HFS OH OH I A. HBr/CCl4 B. HBr/ROOR C. Br₂/CCl4 D. Br₂/hv ||| A. H₂/Pd/C B. PCC/CH2Cl2 C. Na2Cr2O7/H2SO4
- ← Chrome File Edit = A ALEKS-Lara Althawadi C 17.4 Solubility and... View acid NH 18.3 Gibbs Free E... History (115) ALEKS- Understanding t www-awu.aleks.com/alekscgi/x/Isl.exe/1o_u-IgNslkr7j8P3jH-IvTqeviKFP6W0cqJcWJdIACROQwyw24GWHin2gzj 18.5 Gibbs Free E... O ACIDS AND BASES Finding the conjugate of an acid or base H₂SO4 H₂O X Fill in the missing chemical formulae in the tables below. Explanation Profiles Bookmarks 0 conjugate base 0 5.3 Enthalpies of... Check base H₂O OH Tab Window Help so Figure 12-8. Molecular Biology of the Cell, 4th Edition. conjugate acid 0 D (115) 17.2d Making qualitative x 0 Reading Schedule Y SOLUTI 2 19.6 Reduction F MacBook ProActivity 3-2 part1. Answer only no. 1< Week 8-1 X Week 8-1 X C 2 https://app.101edu.co K Formula Bara | PDF: SIF: Caf + 1 - 131 Sunny A Z "7 S ALEKS-13 x A ALEKS-Ti A ALEKS-TX Week 8-1 X m X Ksp 1.7 x 10. 36 x 10 - 4.3 x 10 3.5 x 10- x - Exam No.: x co DESU Calc X(427) mam xLog In | Fe x # Q Search Question 8 of 16 Which of the following salts would have the greatest solubility in water? _____________ __________ S L hp الالا alt A) BaF₂ B) PbF₂ C) SrF₂ D) CaF₂ ال A ctri لا pause < G Aktiv Chen a backspace X ● ه به enter GWhich oft X+ 3 T ما دیا ... T shift end 1 7 home 1 A ے h 1:0