Can i get help please

Q: What is Van dorn water sampler

A:

Q: 14 12 10 - 8 4 2 10 20 30 40 50 Volume of acid added (mL) Hd

A: The titration curve given is,

Q: Complete the following table. Time (minutes) 0 2 4 6 8 10 Concentration of crystal violet, [R] 7.02…

A: We have to draw the plots using the data.

Q: -11 An aqueous solution at 25 °C has a OH concentration of 1.9 × 10 M. Calculate the H₂O…

A: pH of solution is defined as negative logarithm of hydogen ions present in the solution.At 25°…

Q: The Kw of water (10-14) is a constant. What does this imply about the relationship between [H+] and…

A: Autoionization of Water - It is the dissociation of a water molecule to form H+ and OH- ions.

Q: What is the schematic diagram of the assay sodium chloride

A:

Q: II. b) What is the difference between liquid-liquid, solid-liquid and solid-phase extraction?…

A: We need to differentiate between liquid-liquid, solid-liquid and solid-phase extraction.

Q: An aqueous solution at 25 °C has a H,O' concentration of 3.7 x 10 °M. Calculate the OH concen: OM

A: Ionic product of water Kw = [H3O+][OH- ] Now, Given [H3 O+ ] = 3.7×10-8 M Kw = 10-14

Q: HO он > 2PhMgBr H,H,Q DEI

A: Given reaction:

Q: What is the role of Chemistry in environmental protection?

A: The role of Chemistry in environmental protection has to be given,

Q: NO LH, FINAL PRODUCT(S) P/C AICI Select one or more: NO2

A:

Q: Part A 112.0 mL of glacial acetic acid (pure HC₂H₂O, K.-18x 10 ) is diuted to 1.75 Express your…

A: Volume of glacial acetic acid = 12.0 mL = 0.012 LDensity = 1.05 g/mLMass of acetic acid = volume ×…

Q: You determine the Mg concentration of a water sample using atomic absorption spectroscopy (AAS). The…

A: On dilution, the concentration of the solution decreases. The product of molarity and volume gives…

Q: . What type of dilution does each tube represent? - Please place the dilution factor under each tube…

A: •Here given=>

Q: Denver, Colorado Miami, Florida Average Month Total precipitation Month temperature January 2 inches…

A: Precipitation occurs when there is an increase in the temperature of the atmosphere which causes…

Q: Calculate the number of moles of aspirin, C9H8O4, in a 4.0 gram tablet. Group of answer choices…

A: To find the number of moles.

Q: please help explain in detail the spec

A: The DBE of the compund cab be determined by using the formula. DBE = x + 1- y /2   where, x = number…

Q: Calculate the cost per individual molecule of your pain reliever. Acetaminophen has the chemical…

A:

Q: Complete the table below. Round each of your entries to 2 significant digits. You may assume the…

A: Answer:Any specie that loses H+ ion in its solution is called as Bronsted-Lowry acid and specie…

Q: The concentration of many colorful solutions can be determined by the amount of light absorbed by…

A: As the absorbance and concentration are in linear equation  then the equation will be y= mx+ C…

Q: A student prepares a 1.1 mM aqueous solution of 4-chlorobutanoic acid (C3H6CICO₂H). Calculate the…

A: Please comment down for any doubts. I hope my answer helps you.

Q: 11-59. Titanium dioxide is converted to titanium tet- rachloride by reaction with chlorine gas and…

A: Since you have posted multiple questions, we are entitled to answer the first only.

Q: The patient shows a serum level of cholesterol of 253 mg/dl (MWT = 386 g/mol), express this level in…

A: Given,  Concentration of cholesterol in mg/dL = 253 mg/dL  Molecular weight of cholesterol = 386…

Q: Scientists noticed that the ozone layer was thinning.What was occurring at the same time?

A: Scientists noticed that the ozone layer was thinning and what happens on  at the same time has to be…

Q: Complete the table below. Round each of your entries to 2 significant digits. You may assume the…

A: Information of question

Q: A student prepares a 1.0M aqueous solution of 4-chlorobutanoic acid (C₂HCICO₂H). Calculate the…

A: Concentration of 4-chlorobutanoic acid = 1M

Q: hi is there a better way to solve these problems because i do not understand anything here

A:

Q: 2. Make a list of some facts in this article that relate to what we have studied so far. What We…

A: 1  As bectrium are able to substitute phosphorus with arsenic it indicates that chemistry of arsenic…

Q: Recent use and development of perfumery

A: Perfume is an ancient art that is fairly slow to develop, despite major technological advances such…

Q: Use the exponent (EE) functionality on your calculator to do these calculations (a & c should be…

A: Significant figures of the answer will be two significant figures as the questions have .

Q: Dr. Evil prescribed Austin 2.0 mL of 1:40 evil truth serum. However, Scotty ordered 1:100 evil truth…

A:

Q: IS 1/L Q15: What does the point A on the X axis represent? A) -1/[KM] B) 1/[KM] C) 1/[Vmax] D) -1/KM…

A: The given graph represents the enzyme inhibition mechanism.X axis represents 1/[S] and Y axis…

Q: What is the [H*] with a pH of 7.5? (T/I) 1.3 x 10-5 M 3.1 x 108 M O 1.8 x 10² M 2.6 x 107 M 4.1 x…

A: Here we have to calculate concentration of H+ ion in pH of 7.5 solution-

Q: Identify the figues of speech in the poem write down the exsample

A: These figures of speech add to the poem's sensory richness by allowing readers to clearly picture…

Q: Why ultra fine and fine particulate matter are more dangerous than larger particles?

A: Ultra fine and fine particulate matter (PM2.5) is an air pollutant. The  fine particles or…

Q: NANH,

A: Ketones are the carbonyl compounds that under go nucleophilic addition reaction, with the suitable…

Q: 7. It is an additive used to enhance the flavor of some dishes. It can found on your favorite snack.…

A: 7.  It is an additive used to enhance the flavor of some dishes. It can found on your favorite…

Q: 2. Geochemists are concerned with the chemistry of natural waters because it affects drinking water…

A: Since you have provided multiple questions with sub-parts, we will solve the first question with…

Q: Blank 1 is the breakdown of chemical compounds in organic matter that results in the release of…

A: The process of organic matter decomposition includes the physical breakdown of substrate and…

Q: For each of the following values, identify the number of significant digits of the value. [H₂0+…

A: Significant digits are those value from which we can accurately a quantity.