Q: this is wrong..... here s te response... can youprovide correct please????
A: Answer: These question are based on Le-chatalier's principle according to which, on changing any…
Q: Which compound in the list is a potential carcinogen? List three ways you will minimize your…
A:
Q: 44. What is the Pauli exclusion principle? a. No two electrons in an atom can have the same spin…
A: Pauli exclusion principle states that no two electrons in the same atom can have identical values…
Q: HERE IS THE DESCRIPTION: Start with the condensed structural formula CH3-C(CH3)=CH-C(CH3)2-CH(CH3)2…
A:
Q: OH raw the structure of the aldehyde or ketone that reacts with acetylide ion to give this alkynol.…
A: -> Aldehyde or ketone has carbonyl center which has electrophilic character hence, any…
Q: (8.2)Place the following types of electromagnetic radiation in order of increasing wavelength.…
A:
Q: (8.2)Calculate the energy of the green light emitted, per photon, by a mercury lamp with a frequency…
A:
Q: Balance the following chemical equation by providing the correct coefficients. [? ]Na + ]H₂O →>>…
A: Balance the following chemical equation by providing the correct coefficients : ?Na + _H2O --->…
Q: 3. Identify the relationship between the molecule in the box and structures a-g. Are they identical…
A: Resonance structures : Resonance structures are sets of Lewis structures that describe the…
Q: Provide two written definitions of an oxidation-reduction reaction and for each definition tell…
A: A redox reaction is accompanied by an oxidation-reduction reaction. It is the process in which…
Q: Question 9 has been shown to be an efficient support for the asymmetric 1,2-Trans-cyclohexanediol…
A:
Q: Q2. The surface area to volume ratio for nanoparticles is mits Much greater than for larger…
A: Nanoparticles and other particles are roughly of the size of a sphere. Hence we can use the…
Q: A 3.20 L solution of 1.25 x 10³ M Pb(NO3)2 is mixed with a 0.80-L solution of 5.0 x 10¹ M NaCl. (a)…
A: Given : Volume of Pb(NO3)2 solution = 3.20 L Concentration of Pb(NO3)2 solution = 1.25 x 10-3 M…
Q: The rate constant of a certain reaction is known to obey the Arrhenius equation, and to have an…
A:
Q: 6. The structure originally proposed for Cordycepic acid, [a] = +40.3°, has been ન shown to be in…
A: Cordyceps is said to help fight inflammation in the body. Although some inflammation is good, too…
Q: (E3) GW_Gases HY 201 ind the root-mean-square value of the following velocity com 11 m/s, 6.7 m/s,…
A: Root mean square velocity : It is the square root of sum of constituting velocity to the total…
Q: 5.) What is the difference between -OH and OH-?
A:
Q: Q3. Which of the following examples are in the nanometre scale (more than one answer apply) Human…
A: Nanometer is a unit of length in the metric length . I nanometer = 1 * 10-9m
Q: 39. When the temperature A. direct is decreased, how would you describe a chemical reaction that…
A: 39. When the temperature is decreased, how would you describe a chemical reaction that produces…
Q: What mass of magnesium is required to react with 265.0 mL of 0.75M HCl at 26 degrees Celsius and…
A: Given, Volume of HCl = 265.0 mL Molarity of HCl = 0.75 M Temperature = T = 26 0C Pressure = P =…
Q: Which of the following is the best HBA? a) b) c) d) R-C Els er de de R-P R-N OH XR Ob) Od d) O=
A: Hydrogen bond is formed between hydrogen bond donor and hydrogen bond acceptor.
Q: ▼ ▼ Part A In order understand how this equation derived and why it holds true, the product f each…
A: Part A) Given, Concentration of the solution (M1) = 0.687 M = 0.687 mol/L Volume of the solution…
Q: Determine the Volume read, if the corrected volume is 14.56 and the equation of the straight line is…
A: The corrected volume is 14.56 Equation is y = 0.9454x + 0.2177
Q: Find the formula for the following chemical elements Ammonia Manganese IV oxide Hydrogen peroxide…
A: The chemical formula of the compound depends on the charge of the cation and anion.
Q: Part A For the reaction at 225 °C the equilibrium contar Express your answer to two s HÅ [NH3] =…
A:
Q: Refer to reaction sequence below then answer the following question: oxidation CH,OH oxidtion The…
A: The oxidation of alcohol depends on the number of hydrogen atoms attached to the carbon atom that…
Q: 4. Which of the following describes surface tension in water? A. surface tension occurs due to ionic…
A: 4. Surface tension allows water to support small objects if they are placed carefully on its…
Q: Procedure 3: Include Chemical Formula and Chemical Name in Each Box + Ag+ AgCl CI Silver(1) chloride…
A: Ionic compound: Ionic compound composed of cation which is positively charged (+charge) and an anion…
Q: Time felt 0:04 An aqueous of gold (III) nitrate Au(NO3)3 was electrolyzed with a current of 0.015 A…
A:
Q: Question 3 : We start with a sample of pure A(g). The following equilibrium is established 2 A(g)…
A: Answer: In this question, with the help of given data, we will calculate the value of equilibrium…
Q: Which of these is not an ideal primer characteristic? Greater than 30 nts Melting temperature…
A: Primers are defined as the small nucleic acid sequence which are used as a starting point in DNA…
Q: Phosphorus pentachloride decomposes at higher temperatures. PC15(g) → PC13(g) + Cl2(g) (a) An…
A:
Q: Be sure to specify states such as (aq) or (s). If a box is not needed leave it blank. If no reaction…
A:
Q: 112. The thermochemical equation for the combustion of methanol is CH3OH (g) + 3/2 O2(g) → CO2(g)…
A: The chemical reaction of the combustion of methanol is CH3OH (g) + 3/2 O2(g) → CO2(g) + 2 H2O(l) ΔH…
Q: Identify the chemical type of each compound (2a to 2c), according to the options given in the Answer…
A: As per the bartleby expert guidelines, I am allowed to answer FIRST one question at a time. Please…
Q: Question 6 Which of the following self-exchange redox reactions would have a significantly higher…
A: Outer sphere mechanism is an electron transfer mechanism which takes place between two separate…
Q: stry A 0.668-g sample of an unknown gas occupies 0.407 L at 398 K and 0.335 atm. A. Calculate and…
A:
Q: 12. Which of the following equations represents a spontaneous redox reaction? A. Zn2+ (aq) + Pb(s) →…
A:
Q: MISSED THIS? Watch IWE 15.5: Read Section 15.6. You can click on the Review link to access the…
A:
Q: Q6. The key difference between bottom-up and top- down synthesis methods is: O Thickness O Size…
A: The Top-down approach involves the breaking down of bulk material into Nano sized structures or…
Q: a general chemistry student measured the pH of a 0.510 M aqueous solution of nitrous acid to be…
A: Here we are required to find the dissociation constant for weak acid nitrous acid
Q: 36. If Delta G standard is zero, what does it mean? A. the reaction is spontaneous at standard…
A:
Q: Module 3 Lab Assignment: Solubility & Ksp Solid: AgCl Mass of Solid (g) Molarity of Ag+ 100 g Solid:…
A: The explanation is given below-
Q: Solid nickel(II) nitrate is slowly added to 75.0 mL of a 0.0636 M ammonium carbonate solution. The…
A: #Q.1: The balanced precipitation reaction between Ni(NO3)2(aq) and (NH4)2CO3(aq) is: Ni(NO3)2(aq) +…
Q: Calculate the molar concentration of sodium chloride (molarity) of a solution containing sodium…
A: We use the equation for osmotic pressure, π = iCRT Where , π is osmotic pressure = 15kPa =15000Pa…
Q: You need to prepare 0.600 L of a solution of magnesium nitrate. The required molar concentration…
A: Given : Volume of magnesium nitrate solution = 0.600 L Concentration of magnesium nitrate = 0.156…
Q: 7. Rank the following compounds from highest to lowest boiling point. I. KNO, II. H₂O III. N₂O IV.…
A: 7) here option c is correct NaCl is ionic compound so it has highest melting point KNO3 is also…
Q: Draw the structural formula of the product of the reaction shown below. Na OCH₂CH3 + CH3CH₂OH • You…
A: Three membered rings formed by two carbon and one oxygen atom is known as epoxide ring. The…
Q: a. Add all implied hydrogen atoms to the skeletal structure. b. How many tetrahedral carbons are in…
A:
Q: A sulfuric acid solution has a density of 1.8 g/mL and is 87% H2SO4 by mass. What are the molarity…
A: Molarity = n/V Molarity = n/ mass of solvent
Step by step
Solved in 2 steps with 2 images
- Suppose a certain species of fawns between 1 and 5 months old have a body weight that is approximately normally distributed with mean μ=28.6 kilograms and standard deviation σ=3.7 kilograms. Let x be the weight of a fawn in kilograms. Convert the following z interval to a x interval. 2.7 < z Choices x < 18.61 x < 38.59 x > 38.59 x > 18.61 x -38.59Estimate the absolute standard deviation (or uncertainty) for the results of the following calculations. Round each result so that it contains only significant digits. The numbers in parentheses are absolute standard deviations. Show your solution and express the final answer and its corresponding uncertainty. a) y= 2.998(±0.002) - 3.98 (±0.15) + 9.035 (±0.002) = 8.0531 b) y= 39.2(±0.3) x 3.054 (±0.022) x 10^ -2 = 1.197 c) y= [198(±6) - 89 (±3)] / 1335 (±2) + 64 (±7)] = 7.791 x 10^-2I am supposed to calculate Average absolute deviation (%). I am not sure if 7.16 is the final answer, or do i need to multiply by 100 because they are asking for percent?
- Chemistry find absolute and relative standard deviation of this data.Estimate the absolute deviation(or uncertainty) for the results of the following calculations. Round each result so that it contains only significant digits. The numbers in parentheses are absolute standard deviations. Finally, write the answer and its uncertainty.a.) Y= 6.75 (± 0.03) + 0.843(±0.001) - 5.021 (±0.001) = 2.572b.) Y= 19.97(± 0.04) + 0.0030(±0.0001) + 4.29(±0.08) = 24.263c.) Y= 143(± 6) - 64(±3) = 5.9578 x10-21249 (±1) +77 (±8)In replicate analyses, the carbohydrate content of a glycoprotein (a protein with sugars attached to it) is found to be 12.6, 11.9, 13.0, 12.7, and 12.5 g of carbohydrate per 100 g of protein. (a) Find the mean of the measurements. (b) Find the standard deviation (s). (c) Find the 90% confidence intervals for the carbohydrate content. (d) If the mean and s are unchanged, but there are 10 measurements (N=10) instead of 5, what would be the confidence interval? (e) How does increasing the number of replicate measurements affect the reliability of measurements? Explain your answer. (Hint: better precision gives smaller confidence intervals)
- A manufacturer’s process for analyzing aspirin tablets has a known variance of 25. A sample of 10 aspirin tablets is selected and analyzed for the amount of aspirin, yielding the following results in mg aspirin/tablet. 254 249 252 252 249 249 250 247 251 252 Determine whether there is any evidence of a significant difference between that the sample’s variance the expected variance at α=0.05Estimate the absolute deviation and the coefficient of variation for the results of the following calculations. Round each result so that it contains only significant digits. The numbers in parentheses are absolute standard deviations. (1.203 (+0.004) × 103 + 1.625 (±0.005) × 102 – 34.012(±0.001) y = - %3D 3.9201 (±0.0006) × 10-3Glucose levels are routinely monitored in patients suffering from diabetes. The glucose concentrations in a patient with mildly elevated glucose levels were determined in different months by a spectrophotometric analytical method. What is the standard deviation of the glucose concentration on Month 1? Time Glucose Concentration (mg/mL) 1108, 1122, 1075, 1099, 1115, Month 1 1083, 1100 Month2 992, 975, 1022, 1001, 991 Month 3 788, 805, 779, 822, 800 Month 4 799, 745, 750, 774, 777, 800, 758 16.48 16.77 17.2 22.18
- In a certain population, body weights are normally distributed with a mean of 152 pounds and a standard deviation of 26 pounds. How many people must be surveyed if we want to estimate the percentage who weigh more than 180 pounds? Assume that we want 96% confidence that the error is no more than 4 percentage points.If the mean value of certain set of eight measurements was 45.74, and standard deviation S=0.35. What is the confidence interval at 95% confidence level for the mean?Scores from the midterm statistics exam followed a normal distribution with a mean of 68 and a standard deviation of 10. If a student had to score at least an 86 to earn an A, what is the probability that a student earned an A? (Use a table or technology. Round your answer to four decimal places.)
