In the Balmer series of lines for the Hydrogen atom, a weak transition is observed at 397 nm. The value of the same transition for the Be+ ion would correspond to an energy value of: О 119.9 eV O 222.4 eV О 2.5 еV О 43.3 eV O 50.0 eV

Q: कक्कe oननेठह कगप्पालपाब ति पंdवा ज्यक एरमीकामीौकक ! Gaive the name f the given जोप्ह कील ली he divuा…

A:

Q: Chemistry Yes or No: Topic - HPLC 1.We need the void time so that we have a measure of the retention…

A: 1. We need the void time so that we have a measure of the retention factor for use in the…

Q: 1_SnO2+ 2 H2 1 Sn + 스H20 © How many grams SnO, do you need in order to produce 25 g H,0? o What is…

A:

Q: 2. Phosphoric acid is usually obtained as an 85% phosphoric acid solution. If it is 15 M, calculate:…

A:

Q: Organic chemistry:What does the theoretical yield of 0.070g and percentage recovery of 251 .4% mean?

A: Given: A theoretical yield of 0.070 g and percentage recovery of 251.4%.

Q: Use the References to access important values if needed fa Which of the properties below apply to…

A: Hello dear, welcome on bartleby;   The Correct option is that, it's an addition polymer, because…

Q: MISTRY [References) TUTOR Identify the Components of a Voltaic Cell A voltaic electrochemical cell…

A:

Q: 2 Fe(s) → 2 Fe2*(aq) + 4 e 02(g) + 2 H20(t) + 4 e-4 OH (aq) Moisture Anode reaction Cathode reaction…

A: The rusting reactions given are,

Q: A reaction of 0.066 M of A is heated at 800°C for 2.21 hours. Calculate the half-life of the…

A:

Q: -2.303 CO. (a) Calculate k using equation (k- t log. first order (b) How much hydrogen peroxide…

A:

Q: A 100.0 ml. solution containing 0.794 g of maleic acid (MW = 116.072 g/mol) is titrated with 0.228 M…

A: Given: Mass of maleic acid, H2M = 0.794 g. Volume of solution = 100.0 mL = 0.100 L Volume of KOH…

Q: Why is KHP (MW = 204.22 g/mol) preferred over benzoic acid (MW = 122.12 g/mol) as a primary standard…

A: KHP is often used as a primary standard for acid–base titrations because it is solid and air-stable,…

Q: lonone is a substance found in rose oils. Identify the oxidation state of carbon I. II II ionone…

A: The compound given is, a) b)

Q: What temperature increase would be expected if the same 1.200 g sample of benzoic acid were…

A:

Q: An acid solution containing 2 per cent by mass of NaNO3, and an unknown concentration of HNO3 is…

A:

Q: Which of the molecules below would most likely be least soluble in hexane (C&H14)? :0: :0: A B :O:…

A: The molecules given are,

Q: Use standard enthalpies of formation to calculate AHn for the following reaction: CaO(s) + CO2…

A:

Q: What is the maximum amount of iron, in grams, that can be gotten out of 43.91 grams of Fe2O3? Enter…

A:

Q: Classify the possible combinations of signs for a reaction's Δ? and Δ⁢S values by the resulting…

A: If ΔH is negative and ΔS is positive, the reaction is spontaneous. When ΔS < 0 and ΔH > 0, the…

Q: 8. What is a real life example of homogenous nucleation? Why do you think that it is this type of…

A: A question based on properties of liquids that is to be accomplished.

Q: Q3 We want to measure the concentration of a molecule in water that absorbs green light. When a…

A: As per the rules only the first three sub-parts can be answered:

Q: 1. Using IUPAC nomenclature provide the correct names for the following compounds. CH3 H2C a. HO.

A: IUPAC name is used for naming the organic compound as recommended by international union of pure and…

Q: Three bottles of aqueous solutions are discovered in an abandoned lab. The solutions are green,…

A: Given are the complex ions and for complex ion colour is due d-d transition which depends on the…

Q: O CH3 - CH2- CH2 - CH3 - CH2- CH = CH CH 2 ☺ CH3- CH2 - CH = CH - CH2-CH = CHz-CHz %3D %3D 3 H2 C-…

A: Note : As per our company guidelines we are supposed to answer only first 3 sub-parts. Kindly repost…

Q: Draw a tripeptide of lysine. Label the products and reactants.

A: In this question, we will draw the tripeptide of lysine amino acid and then we need to label the…

Q: 3. The working charge of a four foot adsorption bed is 32.0%. The MTZ and heel were determined to be…

A:

Q: (iv) Outline the mechanism for the formation of alkene Z. H. CH, HC-

A: Organic reactions are those in which organic reactant react to form organic products.

Q: freezing point depression constant of the solvent is 3.43°C/m?

A:

Q: A solution of 0.021 M AgNO₃ that is also 1.23 M NH₃. The kf for Ag(NH₃)₂⁺ is 1.7x10⁷. In a 1.5L of…

A:

Q: Instruction for nos.1 and 2 a. Look for the elements that change its oxidation state, label the…

A: Write oxidation number changes, which species is oxidized and which one reduced and also identifying…

Q: A corrosion cell consists of copper(Cu) with an sheet area of 250cm2 and the density of the current…

A: Given: Surface area of Cu = 250 cm2  Surface area of Fe = 25 cm2  And current density passing = 0.5…

Q: How long will it take to plate out 1.9 g Ni from aqueous Ni2+ with a current of 114.4 A? WHERE ARE…

A:

Q: What is true about the reaction below? a.) PF; K > 1 b.) PF; K 1

A: The reaction given is,

Q: In a calirometer 50.00 mL of 2.50 M NaOH was combined with 50.00 mL of 2.25 M HCl from a solution.…

A:

Q: Review Topic [References) The isoelectric point, pl, of the protein lipase A is 4.9 , while that of…

A: At isoelectric point is the point where the net charge on protein becomes zero.

Q: Q3 We want to measure the concentration of a molecule in water that absorbs green light. When a…

A: As per the rules only the first three sub-parts can be answered

Q: 3. The working charge of a four foot adsorption bed is 32.0%. The MTZ and heel were determined to be…

A:

Q: 2. (a) Calculate the partition coefficient K of theanine in diethyl ether/water, benzene/water and…

A: The distribution constant or the equilibrium constant, K is called the partition coefficient which…

Q: 1. Primary, Secondary and Tertiary Carbocations CH2 Structure 1 Structure 2 Structure 3

A: Since you have asked multiple questions, we will solve the first question for you. If you want any…

Q: (a) Draw a cell diagram of the following cell notation, showing the location of each species. Pb(|…

A: The given cell notation is of a Lead storage battery or Lead acid battery.  The left half-side of…

Q: 6. How many different types of electronic transitions for absorption by organic compounds? What are…

A:

Q: Sulfur tetrafluoride, SF4, reacts slowly with oxygen, O2, to form sulfur tetrafluoride monoxide,…

A: Balanced chemical equation is an equation where number of different atoms on reactant side is equal…

Q: School Websites solution is saturated in both potassium chlorate and carbon dioxide ga om…

A:

Q: What is the osmotic pressure (in atm) of a 0.225M solution of glucose at 305K?

A:

Q: Using Hess's Law determine the delta H for the following reaction, likewise, note if the reaction is…

A: Using hess's law we have to determine ∆H for a given reaction.

Q: Draw the organic products formed when CH,CH,C=C Na reacts with BRCH,CH,CH,CH,OH. Higher mass product…

A: The reactants given are and .

Q: 55.00 mL of a solution of 0.1325 M maleic acid is titrated with 0.1000 M NaOH. What Is the pH when…

A:

Q: Tormers below ar e need tổ make the polymer CH - CH,-CH- CH, - CH - CH,- Choose which one(s). H2N…

A: A monomer is an entity which makes up the whole polymer by addition or condensation.

Q: 1. Which of the following statements is false considering the reaction below? 2NO(g) + 2H2 (g) 2N2…

A: Chemical kinetics is branch of chemistry in which we deal with the speed at which rate of reaction…

Q: Click the "draw structure" button to launch the drawing utility. 13D Draw the product of the…

A: In this question we have to tell the product of the reaction