What is the concentration of copper ions in a solution within a cuvette that has an absorbance value of 0.697 and a molar absorbtivity of 6.833 x 103 L/mol cm?  The pathlength of the cuvette is 1.00 cm.

Q: Choose the correct products or choose NR (for both spaces in that reaction) for each of the…

A: In all the reactions give, we have a metal along with another metal salts. The reaction will only be…

Q: According to the table, which reaction is correct? Zn (s) + Cu²+ (aq) → Zn²+ (aq) + Cu (s) because…

A: The species with high chemical activity acts as a strong reducing agent(donates electrons) when…

Q: What visibile reactions can be observed when you mixed bleach with NaI(aq)?

A: The given compounds are bleach and NaI. The name of bleach is sodium hypochloride( NaOCl).

Q: Uranium can be isolated from its ores by dissolving it as UO2(NO3)2, then seperating it as a solid…

A: Solution

Q: 25.0 mL aliquots of a 0.106 mol/L Sn2+(aq) solution was used to standardize an acidified potassium…

A: Titrations are carried out in chemical laboratories to discover concentration of unknown solutions…

Q: This equation models how pure silver (Ag) is extracted from ores of AgK(CN)2 (potassium…

A: Given that, pure silver (Ag) is extracted from ores of AgK(CN)2 (potassium argentocynate). The molar…

Q: hint Scroll down to open the Hint. Most water softeners operate by replacing aqueous Mg, Ca, and to…

A: Given question related to balancing of chemical reactions.

Q: Part C: Copper. A 0.275 M solution of Cu^2+ gives an absorbance reading of 0.788 at 620 nm. Another…

A: The concentration for given second solution is calculated by using Beer’s and Lambert’s law. The…

Q: The concentration of Fe²+ in a sample is determined by measuring the absorbance of its complex with…

A: We would use formula of absorbance given as :  A = ECl  where, E is molar absorptivity which depends…

Q: Elemental phosphorus is used in the semiconductor industry. It can be obtained from an ore called…

A: The reaction above can be correctly written as below: 4Ca5(PO4)3 F + 18SiO2 + 30C ----->  3 P4 +…

Q: Here is a balanced reaction: 14 H+ (aq) + Cr2O7 2- (aq) + 6 Cl- (aq) ➔ 2 Cr3+(aq) + 7 H2O (l) + 3…

A: balanced reaction:                   14 H+ (aq) + Cr2O7 2- (aq) + 6 Cl- (aq) ➔ 2 Cr3+(aq) + 7 H2O…

Q: To make this KNOWN solution, 0.1632 g was mixed with water (to the mark) in a 100.mL volumetric…

A:

Q: In an experiment to study the reactivity of Ru(s), TI(s), Gd(s) and V(s), a student observed the…

A: Answer: Any specie that oxidizes other specie in a chemical reaction and itself gets reduced is…

Q: Based on the equation below, which is correct? 2 C2H2(g)  +  5 O2(g)  →  4 CO2(g)  +  2 H2O(g)…

A: The electronegativity trend of oxygen carbon and hydrogen is  O>C>H In C2H2, hydrogen…

Q: A chemist prepares a solution of mercury(II) lodide (Hgl,) by measuring out 0.00033 umol of…

A: Given :-  No. of moles of HgI2 = 0.00033 umol  Volume of solution = 150. mL  To calculate :…

Q: The overall reaction for the synthesis of iron(III) oxalate complex is 6 KOH(aq) + 3 H2C2O4(aq) +…

A:

Q: The oxidation state of chromium in potassium dichromate in the following reaction is: 2 K2Cr2O7 (aq)…

A: Potassium dichromate is K2Cr2O7...

Q: If 8.42 g of benzene is iodinated using ICl, what is the minimum mass of ICl that is required for…

A: To find out the minimum amount of ICl required to iodinate 8.42 g of benzene.

Q: Bucks McGee, after being poisoned, is currently being treated in the hospilal antidote- the chemical…

A: Antidote compound name = Prussian Blue The molecular weight of the antidote compound = 858.9 g/mol…

Q: Given the reaction: 2HNO3 + Cu + H+ à 2NO2 + Cu2+ + 2H2O. Which statement is correct? A) N is the…

A: Since you have posted multiple question. We will solve the first question for you. To get the…

Q: 2 Ba2+ (aq) + Cr20,2 (aq) + H2O (1) =2 BaCrO4 (s) + 2 H* (aq) Dichromate forms orange aqueous…

A: The equilibrium reaction given is,

Q: 1. A thin wire of silver (Z=47, A = 107.87, face-centered-cubic, density = 10.49 g/cm³) is measured…

A: The objective of the question is to calculate the concentration of conduction electrons, mean free…

Q: Which element is oxidized in the reaction below? Fe(CO)5 (1) + 2HI (g) → Fe(CO)412 (8) + CO (g) + H2…

A: The addition of electrons or decreases in the oxidation state is known as a reduction reaction and…

Q: In the first part of this experiment, sodium percarbonate will be dissolved in water: Na2CO3·n…

A: Given: Moles of S2O32- required = 0.437 millimoles.

Q: What is the absorbance of a theoretical compound in a 5.26 x 10-5 M solution, a path length of 1.5…

A: The relationship between the absorbance and concentration is given by  A = ECl where A = absorbance…

Q: If KOH solution were used in Part B instead of Ba(OH), solution, then the chem  A(OH)2 solution,…

A: Conductivity of a solution depends on the number of ions present in the solution.  More the number…

Q: Identify the type of each reaction in the copper cycle.

A: A dissociation reaction is a chemical reaction in which a compound breaks apart into two or more…

Q: 3. (Balance this reaction In Basic Solution): 103 (aq) + Zn (s) → -1=15-2×3=-6 Zn²+ (aq) + (aq)

A: Answer:

Q: Which of the following reactions is an acid-base reaction? A) AgNO3(aq) + KF(aq) → AgF(s) + KNO3(aq)…

A: The answers of the two MCQ problems are given below-

Q: Se necesita un volumen de 425 litros para un tanque de oxigeno medicinal, ¿Cuántos moles hay en ese…

A: we know that at STP 22.4L gas has 1 mol

Q: Consider the following equation in aqueous solution: PO₃³⁻(aq) + SO₂(g) → PO₄³⁻(aq) + S²⁻(aq)   What…

A:

Q: QUESTION 37 Based on the provided chart of reduction potentials, rank the following chemicals from…

A: Given,Molecules or ions:Na+, Cl2, I2 , Fe3+ and Ni2+