Q: From the water sample analysis: 40 mg/L Ca+2, 5 mg/L Mg+2, 10 mg/L K+, 10 mg/L SO4-2, and alkalinity…
A: Hardness is the term often used to characterize a water that doesn't form a foam or lather well and…
Q: Which of the following does not belong to the group? aluminum tray marble…
A:
Q: Explain the following figure in detail One by One? Analytes Change during storage Preservation…
A: Given: Table is given To find: Explain it in detail Solution: Metals are generally present on left…
Q: Which ion(s) are responsible for making water “hard”? a. None of these ions are responsible for…
A: In this question, we have to find out the correct answer of given problem by the help of the…
Q: *¿Cuál es menos reactivo en la sustitución electrofilica? 1) Select one: O a. 2 O b. 3 O c. 1 O d. 4…
A: In electrophilic substitution reactions:- Activated benzene ring gives very fast reaction due to…
Q: Use the following table to answer the questions Ion Extracellular Concentration (mM)…
A: “Since you have asked multiple question, we will solve the first question for you. If you want any…
Q: What is the safest way to provide S2- ions in a chemical reaction? React a metal salt with thiourea…
A: Sulfides of IA group elements act as a good source of S2- ion.
Q: pH
A:
Q: clays undergo isomorphous substitution resulting in a permanent net charge. O 1:1; positive 1:1 ;…
A: Clay: 1. Clay is a mineral in soils belong to the phyllosilicates group. 2. It occurs in small size…
Q: Which toxic substance is often used to extract gold and results in harmful environmental effects?
A: Metallurgy :- The extraction of metals from their minerals by applying different techniques is known…
Q: Which is NOT a means of chemical degradation of materials? attack by oxidation or reduction attack…
A:
Q: Calculate the pNO; for each ion in a solution that is 3.0×10³ M in Zn(NO;)2 and 750 ppm Cu(NO3)2.…
A: Given: ZnNO32=3×10-3 MCuNO32=750 ppm The atomic weight of copper is 63.5 g/mol. The atomic weight of…
Q: colbalt (II) phosphate octahydrate
A: Molecular Formula of cobalt (II) phosphate octahydrate is given by,
Q: 0.100 M KCl solution is contacted with 0.100 M LiCl solution. Which of the following is true for…
A: 0.100 M KCl solution is contacted with 0.100 M LiCl solution. Which of the following is true for the…
Q: Which is not true about Nernst potentials. A. The conductance of an ion can be calculated using…
A: The Nernst equation provides a relation between the cell potential of an electrochemical cell, the…
Q: Identify the type of bonding that occurs in each solution . Based on its conductivity 1. Nacl 2.…
A: Solution : Ionic compounds are conductive in nature as they contain ions while covalent compounds…
Q: (10) You have 4 powdered samples, A, B, C, & D. One sample contains fullerenes, C16 to C70. Another…
A: Samples A= Fullerenes+ C16 to C70B = Nano diamondC = C60+carbon nanotubesD = graphite+ graphene
Q: Which type of ion is most strongly adsorbed to the soil O polyvalent anions monovalent cations…
A:
Q: Calculate and compare the number of strands of PVA in 1.00 L of 4% PVA and the number of…
A:
Q: Based the composition of Montmorillonite KSF clay, what functionality could act as an acid? What…
A: composition of Montmorillonite KSF clay
Q: lon exchange is used to remove water hardness of a well water, which has a total hardness of 450…
A: Given data : Inlet water hardness = 450 mg/L Water hardness after treatment(due to leakage) = 15…
Q: In the graph above, the gray curve represents a normal action potential. The black curve represents…
A: Sodium and potassium gated ion channels in order to respond to a signal from another neuron open and…
Q: Sodium lauryl sulfate has the same use in embalming fluids as: 1. sodium phosphate 2. citrates 3.…
A: Sodiun lauryl sulfate used in fluid as surfactants.
Q: Fatty acid-soap systems exhibit a minimum in surface tension as a function of pH. What causes the…
A: Unionized fatty acid that is present in this region is less surface active Increase in the level of…
Q: Discuss the conductivity of copper and zinc metals by drawing figures according to the molecules…
A: Conductivity is due to the unpaired electrons. Electronic configuration of copper= [Ar] 3d¹⁰ 4s¹…
Q: HX is a weak monoprotic acid with Ao = 1.79 x 104 µS/cm M. At equilibrium, the concentration of HX…
A: Hii there, As there are multiple sub parts posted. we are answering first-three sub parts . If you…
Q: Match each compound in the group on the left with thecompound on the right that is most likely to…
A: Given compounds: (a) [Fe(OH2)5Cl]CO3 HCN(b) [Mn(OH2)6]Cl3 Fe2(SO4)3(c)…
Q: Aluminum and iron ions (from FeCl3 and AlCl3) have _______ positive charges that _______ the…
A: Ionic compound : ionic compound is formed by metal ion and non-metal Anion that means when metal…
Q: What is the role of methanol in the deposition of thin films of semiconductor materials via Aerosol…
A:
Q: Cell Notation H5XO6/XO3* XO3/ XO- XO3/X2 XO/X2 H5XO6/X* X₂/X- E° (V) +1.63 +1.16 A +1.49 B +1.57
A: Here we have to find E° reduction of the following species A and B from the given data. Here…
Q: Conductivity of Solutions Virtual Lab Background: Some properties may be used to predict the…
A: “Since you have posted a question with multiple sub-parts, we will solve the first three subparts…
Q: Chemistry please explain: what is the difference between the composition of hydroxyapatite and…
A: The naturally occurring substances from which elements/metals can be extracted are called ores.…
Q: Based on the conductivity, identify the type of bonding that occurs in each solution. 1. Silver…
A: Given : Different type of compounds. To find :based on conductivity, type of bonding. Solution :…
Q: Silver nitrate is used to precipitate chloride in drinking water. Which of the following samples…
A:
Q: 5. Explain why metals exhibit the following properties. – page 269 shiny flexible Electrical…
A: Metals are shiny-The positive metal ions are surrounded by pool of electrons. The electrostatic…
Q: Aging reduces toxicity, but not eliminate risk Only clay minerals are present in the soil clay size…
A: 1. With span of time , the content of organic compounds in the soil ,becomes less available for…
Q: What happens over time to the temperature of the CO2 as infrared light is hitting it?
A: CO2 is a green house gas. To behave as a greenhouse gas, either the molecule must possess a dipole…
Q: What is the purpose of the ion exchange resin?
A: As the name implies ion exchange so in this process ion exchange takes place
Q: Covalent Ionic Metallic Hydrogen What is the protective coating that helps some metals react…
A: Covalent bonding is the key to the crystal structures of the metalloids.
Q: Why is a conductivity measurement of the aqueous solution of a compound a meaningful test?
A: Conductivity is also termed as specific conductance. It measures the tendency of the solution to…
Q: what is The
A: Nanomaterials are chemical substances having dimension of 1-100 nm. They are by-products of…
Q: 1. Electron microprobe analysis of olivine from a mid oceanic ridge basalt (MORB) yielded the…
A: Forsterite is composed of Magnesium silicates and fayalite is composed of ferrous silicates. To find…
Q: In the sodium metal test, what is the purpose of adding anhydrous calcium sulfate?
A: Drying agents (also called desiccants) come in various forms and have found widespread use in foods,…
Q: When using low current densities in electrodeposition, the resulting membrane is * O highly…
A: Crystallinity refers to atoms or molecules are arranged in a regular, periodic manner.
Q: 1. What is the concentration of Ca2* in ppm if [Ca2*] is 3.85 x 10$ M? 2. Why is it important to…
A: Concept: 1. Molarity to ppm convertion: If you take molarity (with units mol/L), and multiply it…
Q: What is the double replacement of Na2SO4 + Sr(NO3)2
A: Instructions To balance a chemical equation, enter an equation of a chemical reaction and press the…
Q: ingredients, then name a branded/commercial skin or hair care product where the said material is…
A: 1) Magnesium Aluminum Silicate - In cosmetics and skincare products, magnesium aluminum silicate…
Q: Calculate the concentration of free Zn+2 in 0.08 M ZnY2- solution at pH = 9 . (Kf = 3.2 x 1016 , α4…
A: Based on the number of donating sites, the ligands are named as mono, di, tridentate ligands, and so…
Q: H Diethyl tartarate Titanium isopropoxide, 8.
A:
Step by step
Solved in 2 steps
- How do you estimate what concentrations of electrolyte will be required for a conductivity in the range of 300 - 2000 uS/cm?Which of the following will most likely happen if we used water coming out of our faucet as the diluent in determining conductivity measurements? I. It will not have an effect on the calculated values of ionization constant. II. Conductivity measurement of distilled water will be lower compared to blank solution. III. The sample may react with the impurities present in the tap water. a. II and III b. I and III c. III only d. I onlywhat is the difference between a sulfer atom and a sulfer molecule?
- Describe any two of the following techniques employed to synthesized the Nano composite materials, a chemical method chemical Vapour deposition Sol-Gel process Mention one example of Nano composite materials, processed through these methods from literature.What is the function of a desiccant in a set-up of volatilization gravimetry? To remove nitrogen from the sample To remove sulfuric acid from the sample To remove water vapor from the sample To remove carbon dioxide from the sampleDoes the conductivity increase or decrease?
- Solutions of Cu (NO3)2, FeCl3, and CaCO3 of the same concentration are added to identical samples of silica sols with a positive charge of counterions. Which of the ions of these electrolytes will cause coagulation of the sol? What electrolyte is needed less?Nanostructures are from the breaking up of bulk materials a. The top down approach b. The bottom up approach c. The bottom down approach d. The top up approachsurface tension plays an important role in determining how well a paint will coat a solid surface. If you are trying to paint a pure iron surface, which of the following paints will be a good choice and why? oil based or water based What type of surfactant will you add to your water base or oil base paint? Why?(ainonic,cationic,nonininic,zwitterinonic
- For this statement, answer True or False and explain your answer briefly. Polarity is the only characteristic used in liquid-liquid extraction to isolate a poison from the biological matrix.Five grams of a catalyst adsorb 400 cm3 of N2 at STP to form a monolayer. What is the surface area per gram if the area occupied by a molecule of N2 is 16 Å^2Which of the following will cause an instrumental deviation in Beers Law? I. stray light II. unclean optics such as mirrors, lens, and lamps III. fingerprint on the clear area of the quartz cuvette IV. mismatched cell A. I, II, and III only B. I, II, III and IV C. I and III only D. II and IV only
