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Q: Use the References to access important values if needed for this question. According to the…

A:

Q: What is the concentration in mg/m3 of a solvent detected at 0.15% in a atmospheric analysis of…

A: solvent detected at 0.15% in a atmospheric analysis means  In 100L of air 0.15 L solvent is present…

Q: Indicate whether each of the following describes a gas, a liquid, or a solid. Drag the appropriate…

A: Gas - The argon atoms between the panes of glass in energy efficient windows fill the space…

Q: Give the following reaction: Fe3O4 + 4cO 3fe + 4CO2 A ) How many miles of Co are needed to react…

A: Fe3​O4​+4CO→3Fe+4CO2​ According to the above equation, 4 moles of CO reacts with 1 mole Fe3​O4…

Q: Pre-lab question #6-1: Calculate the percent (%) C2042- in H2C204. 53.0 57.1 65.7 97.8

A: Mass percent: Mass percent of ion = atomic mass of the ionMolar mass of the compound×100

Q: A compound is found to contain 7.962 % silicon, 20.10 % chlorine, and 71.94 % iodine by mass. What…

A: Given,  Mass percentage of Si = 7.962%  Mass percentage of Cl = 20.10%  Mass percentage of I =…

Q: Suggest a hypothesis that explains the pattern/shape for the trend of the data in my graph

A: A question based on tools in analytical chemistry that is to be accomplished.

Q: Complete and balance the following equations. (Combination, 1-4; Decomposition, 5-8; Single…

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Q: akeCovalentActivity.do?locator%3Dassignment-take mail YouTube Maps E Attendance March. M…

A: According to the question,  Mass of sample = 7.478 grams Molar mass of organic compound= 136.2 g/mol…

Q: Define the term Salt: A salt is any chemical component formed from the reaction of an acid with a…

A: Given statement: A salt is any chemical component formed from the reaction of an acid with a base,…

Q: [References) Silicon tetrachloride (SiCl4) and trichlorosilane (SIHC13) are both starting materials…

A: Given: Temperature = 98oC = 98 +273 = 371 K Pressure= 665 torr  1 torr =0.00131579  atm 665 torr=…

Q: 8. Question: Chapter: 1 Lesson: 7 1. Based on Figure F01-7-6, what percentage of the incoming solar…

A: Solution - when we see the diagram, 6% of light is reflected by atmosphere . And 16% is absorbed by…

Q: What is the correct name for CaSO4?

A: Minerals of metals are normally found in their chlorides, or sulphates form. Salts with oxides of…

Q: 1. Suggest a reasonable combination of ionization source, mass analyzer, and detector for the…

A: In spectroscopic methods, ionization source creates atomic or molecular ions. A mass analyzer is…

Q: A 20.0 mL sample was analyzed using the Mohr method. Calculate the percent (w/v) CI (FM = 35.45) if…

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Q: When H₂S(g) reacts with O₂(g) to form H₂O(g) and SO₂(g), 124 kcal of energy are evolved for each…

A: First we need to write a balanced reaction. Then we would check the number of moles of H2S reacted…

Q: Mass spectrometry of chlorine from an asteroid sample is shown. Intensity 34 35 36 37 38 Mass mu…

A: Mass spectrometry is an important tool for the determination of the molecular mass of the compound…

Q: . a) A mixture of LiHCO, and sand weighing 8.41 g is heated. After cooling, the residue composed of…

A: Since you have posted question with multiple sub-parts, we are entitled to answer the first only.

Q: R TASK: Balance the following chemical equations by filling in the blanks with the correct reaction…

A: According law of conservation of mass, mass can neither be created nor be destroyed. It only can be…

Q: 6.Why: a) saturated NaCl, b) saturated NaHCO3, are used to wash (work up steps) organic product?…

A: Limiting reactant: The limiting reactant is the reactant that gets used up in a chemical reaction…

Q: 1) LIAIH, (excess) 2) H,O 9) H

A: We'll answer the first question since the exact one wasn't specified. Please submit question…

Q: A 10.61 gram sample of a certain hydrate of copper (II) sulfate, is heated until all the water is…

A: Given that:                    Weight of hydrate copper (II) sulfate = 10.61 g               Weight…

Q: QUESTION 8 Which of the following is an equivalent expression for (aVlaT)P? O 1-Hralkt O -HrCp O…

A: 1 st option is correct

Q: Balance the equation: No Spacing between coefficients and elements/compounds. Place a "1" where…

A: Balanced equation as follows

Q: (b) Neutralization reaction occurs when a solution of an acid and a base are mixed. Calculate the…

A: According to the question we have a netralization reaction in which calcium hydroxide is reacting…

Q: When the compounds analyzed by Robrob were passed on to the next test, another scientist, Kikoko,…

A: Given: Concentration of 20 % (w/w) solid active compound (M1) = ? Volume of 20 % (w/w) solid active…

Q: A 1.17 gram antiacid tablet containing CaCO3 (FM 100.0869) is dissolved and titrated with 15.15 mL…

A: Answer:

Q: [References) A few hydrogen and oxygen molecules are introduced into a container in the quantities…

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Q: Which substance below will NOT conduct? Assume you are testing BOTH by itself and in water. O AlS3…

A: The substance, which is not conduct has to be given.

Q: Depending on the size and complexity of the molecule, small chemical alterations can impart…

A: A compound that can mimic the function of acetyl choline or butyrl choline is called a cholinergic…

Q: ( molecular formula C10H17ON , find structure )

A: Introduction :  Nuclear Magnetic Resonance Spectroscopy is a type of spectroscopy which is an…

Q: Pre-lab question #6-3: Calculate the percent (%) C204²- in K2C204. 57.1 53.0 65.7 97.8

A: Answer:- This question is answered by using the simple concept of calculation of percent of the…

Q: II Review I Constants I Periodic Table Part A MISSED THIS? Read Section 6.3 (Pages 215 - 222) ;…

A: According to Charles's law at constant pressure,  volume of a gas is directly proportional to its…

Q: Part A Identify each of the following changes of state as melting, freezing, sublimation, or…

A: Concept: Melting = It is a physical process in which solid converts into liquid. Freezing = It is a…

Q: Styles Part I: Separation of Ammonium Chloride Mass of small evaporating dish Mass of small…

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Q: 이 + CO₂Et H ② cat.:N .N: HO. X CO₂Et

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Q: [References] A steel cylinder contains 5.00 moles graphite (pure carbon) and 5.00 moles O2. The…

A: Given: moles of C = 5.0 mol moles of O2 = 5.0 mol

Q: What volume of N, measured at 24 °C and 733 mm Hg, will b produced by the decomposition of 11.4 g…

A: Given :-  2NaN3(s) → 2 Na(s) + 3 N2(g) amount of NaN3 = 11.4 g  temperature = 24°C  pressure = 733…

Q: b) Fe" in 0.725 M Fe,(SO4)3 MFe

A: Molarity of Fe2(SO4)3 is 0.725 M  Fe2(SO4)3 ————> 2Fe3+ + 3SO42- each mole of Fe2(SO4)3 it gives…

Q: 600g of molybdenum (C-0.25) is heated from 250K to 650K. What is delta H?

A: Change in enthalpy (∆H) can be calculated by the equation; ∆H = m*C*∆T ---------(1) Where;  m = mass…

Q: [References] You are given a 1.50-g mixture of sodium nitrate and sodium chloride. You dissolve this…

A: (a) The initial mixture in 100 mL would contain the following ions: Na+,Cl- and NO3-. When excess…

Q: 1. Nu OH RAH 2H*, H,0´ RH 2. H*, H,0 RT Nu Nu 00 → R^H Nu

A: This is the nucleophilic addition reaction of aldehyde

Q: CH2 HC H3C-CH,-CH2-ĊH-CH2-CH2-CH2-CH3

A: Determination of name of a compound can be done by IUPAC naming. The IUPAC naming of a compound is…

Q: How many moles of NaOH are needed to create 200 grams of Cu(OH)2? Be sure to include units in your…

A: Given in the question = The complete balanced equation = 2NaOH +CuSO4 →Na2SO4 + Cu(OH)2 Mass of…

Q: a) 5) The remaining mass of (92g) of HNO3 if reacted with (24g) of LiOH according o the equation:…

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Q: What are the values of the blanks? (1a, 1b, 1c, 2a, 2b, 2c)

A: To convert degree Celsius into kelvin add 273 to it. 1a) water temperature in k : ( C° + 273 K ) (19…