How does ALDI do it?

Q: 29. What is the Ka and K» for HPO,??

A: Ka is the acid dissociation constant. It is a measure of how completely an acid dissociates into its…

Q: 1. Briefly summarize the explanation of why the gas discharge tube glows when the high voltage is…

A: The gas discharge tube glows when the high voltage is applied because an electric field is created…

Q: A light bulb connected to a circuit is placed in two different solutions. In which solution would…

A: Strong electrolyte is substance which completely dissociate in to water when dissolved in water.…

Q: 17. 18. 19. HI (2 equiv.) [1] OCH 3 [2] H₂O HBr

A:

Q: The type of The ato

A: A chemical bond can be defined as a force of attraction between ions, atoms or molecules that…

Q: How does aluminium chloride modify the pH of soils. Be specific in your answer

A: The soils usually have a pH value between 3.5 to 10. The aluminium chloride dissociates as:…

Q: Why does less iodine cause giiter

A: Thyroid gland uses iodine to make thyroid hormones , this hormone is required to control the level…

Q: Write a short note on biological relevance of sodium and calcium

A: The biological relevance of SODIUM: Sodium is found mainly in blood plasma and in the fluid that…

Q: Write a brief summary on "Green Inhibitors for corrosion of metals"

A: A brief summary on "Green Inhibitors for corrosion of metals", it is to be written. The corrosion is…

Q: 1.) When the cell reaches equilibrium conditions, it is ____________________

A: A question about equilibrium condition in cell, which is to be accomplished.

Q: (24) The gold-plating of a ceramic figurine requires a total of 2.78 g of solid gold. If the current…

A:

Q: Fluorescent compound

A: Answer: the reaction product of thiochrome  formation is fluorescent compound.

Q: A constant electric current deposits 0.3650 g of silver metal in 12960 seconds from a solution of…

A: Given information,    Mass of silver deposit = 0.3650 g    Time = 12960 seconds

Q: How long, in minutes, will it take to produce 54.5 grams of Fe(l) if 80.4 Amps are passed through a…

A: Given; Mass of Fe(l) produced=54.5 g Current passed, I =80.4 A Time, t=?

Q: Fill in the blanks. Just write the question number (i), (ii), (iii..... in the answer box and give…

A: Given

Q: What about the other 3?

A:

Q: at is red lead?

A: Various inorganic compounds are used in day to day life. One such compound is the red lead.…

Q: Explain why diamonds are useful for electrodes in batteries

A: Diamonds are useful for electrodes in batteries due to the listed reason:

Q: Calculate the value of Faraday number based on the data Provided  Data Provided Mass…

A: Given : Mass produced= 1.2806 g  Current= 1 amp Time= 58min36sec=3516 sec

Q: The gold plating of a ceramic figurine requires a total of 4.96 g of solid gold. If the current…

A: Given,  Mass of gold required, w = 4.96 g  Current passed, I = 11.8 A  Molar mass of gold = 197…

Q: Discuss other medical applications on the use of EDTA to treat poisonings by radioactive materials…

A:

Q: Instead of using an electrode to collect ions, why electron multiplier is needed as the detector for…

A: Interpretation -  To tell about why electron multiplier is needed as the detector for MS instead of…

Q: Answ What is corrosion, and what is its unit? What is the most familiar example of corrosion?…

A: Note - Since you have asked a question with multiple sub-parts, we are bound to solve only the first…

Q: When can a cell generate an electric current?

A:

Q: g) If the current efficiency is less then 100%, explain how unused current is lost during the…

A: In the electrowinning process, non-ferrous metals like Cu, Ag, Au, Ni, Zn, etc. are purified from…

Q: Define electrochemical series.

A: Electrochemical series :  Depending upon the redox potential , a series of reduction reactions are…

Q: Compare between Electron ionization (El) and Chemical ionization methods.

A: Chemical ionization requires a lower amount of energy compared to electron ionization (EI), but this…

Q: The current reduced 5.439 mol M, resulting in 1.0 kg of metal being collected at the cathode. What…

A:

Q: I want to know how to mathematically compute the power/potential hydrogen concentration and or the…

A: Hydrogen ion concentration is found out using pH calculation. pH=-log (H+) pH gives the…

Q: Explain the relative activity of a metal.

A: Metals have electropositive nature and are placed on the left corner of the periodic table. On…

Q: How much time (in minutes) would it take for 3.5 grams of copper to be plated, if the current is 4.7…

A: The moles of copper to be plated can be calculated as

Q: From where is iodine obtained?

A:

Q: Explain electrochemical process for predicting reactions.

A: Electrochemistry has many uses in chemistry. The electrochemical cell helps in the conversion of…

Q: Essay about REBT

A: REBT is Rational Emotive Behaviour Therapy It is related to cognition. Rational Emotive Behaviour…

Q: is Chromium more similar to iron or tongsten and why

A:

Q: 28. A certain vegetable dye is pink in acidic solutions, green in neutral solutions, and blue in…

A: The vegetable dye is pink in acidic solution , blue in basic solution. It is grren in neutral…

Q: Abs at wavelength 1 ( = Abs at wavelength 2 ( = Sample nm) nm) Cr* Ni2* Unknown Set up the equation…

A:

Q: The following metals could be used in the photovoltaic cell described above (mark all that could be…

A:

Q: Compare electrorefining to electrowinning in the form of a VENN DIAGRAM .

A: ELECTROREFINING: Metal ores contains several mixture of compounds and they need to be purified and…

Q: If we had potassium vapor lamps, what color would they be?

A: The potassium vapor lamp produces bright  fluorescence.

Q: Write short notes on: a. Acid refractories b. Basic refractories c. Neutral refractories d. Fire…

A: since you have posted a question with multiple subparts, we are entitled to answer only first three…

Q: A copper(II) sulfate solution of unknown concentration is placed in a colorimeter and an absorbance…

A:

Q: II в D Which part in the figure can be a photovoltaic cell, phototube or photomultiplier tube? O A B

A: Photomultiplier tube- These are the sensitive detectors of light used for multiplication of…

d-Block Elements

According to the modern form of periodic table, 118 elements are present which are subdivided as four blocks, namely, s, p, d and f-block elements based on the entry of the valence electron or last electron into which orbital.