Chemistry concepts and calculations

What is the pressure of an oxygen sample in mm of mineral oil if its pressure is

What is the pressure of an oxygen sample in mm of mineral oil if its pressure is 28.5 mm Hg in a barometer? (d of mineral oil = 0.88 g/mL; d of Hg = 13.5 g/mL) Question 2 options:…

What is the pressure of an oxygen sample in mm of mineral oil if its pressure is

What is the pressure of an oxygen sample in mm of mineral oil if its pressure is 28.5 mm Hg in a barometer? (d of mineral oil = 0.88 g/mL; d of Hg = 13.5 g/mL) Question 2 options:…

What is the pressure of hydrogen gas alone? Atmospheric pressure = 765 mmHg Volu

What is the pressure of hydrogen gas alone? Atmospheric pressure = 765 mmHg          Volume of hydrogen gas collected = 60 mL          Temperature = 25oC          Partial pressure…

What is the primary difference between a fuel cell and a battery? Fuel cells do

What is the primary difference between a fuel cell and a battery? Fuel cells do not run down because they can be refueled; batteries run down and need to be recharged. Batteries c…

What is the primary function of the citric acid cycle in metabolism? A. to break

What is the primary function of the citric acid cycle in metabolism? A. to break down food molecules into smaller components so they can be absorbed by the blood B. to synthesize …

What is the primary purpose of the flow of electrons through the protein complex

What is the primary purpose of the flow of electrons through the protein complexes in the inner mitochondrial membrane? To phosphorytate ADP. To oxidize NADH and FADH_2. To supply…

What is the principal difference between balancing a redox reaction in acidic so

What is the principal difference between balancing a redox reaction in acidic solution and balancing a redox reaction in basic solution? a. To balance a redox reaction in acidic s…

What is the principle of SDS-PAGE ? Why was the SDS-Sodium dodecyl sulfate used

What is the principle of SDS-PAGE ? Why was the SDS-Sodium dodecyl sulfate used in the experiment? HOW would you estimate the mass of the protein using SDS PAGE? On the SDS-PAGE b…

What is the principle of cross-cutting relationships? a. Geologic features that

What is the principle of cross-cutting relationships? a. Geologic features that cut through rocks must form before the rocks that they cut through. b. Geologic features that cut t…

What is the probability units for the reaction rate? l . mol For the reaction Br

What is the probability units for the reaction rate? l . mol For the reaction BrO3 + 5Br + 6H rightarrow 3Br2 + 3H2O at a particular lime. What is -Delta[Br]/Deltat at the same in…

What is the probability units for the reaction rate? l . mol For the reaction Br

What is the probability units for the reaction rate? l . mol For the reaction BrO3 + 5Br + 6H rightarrow 3Br2 + 3H2O at a particular lime. What is -Delta[Br]/Deltat at the same in…

What is the problem with my Program ? also I need a Jframe that desplays the ori

What is the problem with my Program ? also I need a Jframe that desplays the original input on the left side and the sorted input of the left side. my program is supose to read th…

What is the product for the Williamson ether synthesis below; provide a stepwise

What is the product for the Williamson ether synthesis below; provide a stepwise mechanism which accounts for its formation. Show electron flow and all the intermediates involved.…

What is the product in an esterification of of vanillin with acetic anhydride in

What is the product in an esterification of of vanillin with acetic anhydride in the presence of base? What is the product in the presence of acid? If these products are the same,…

What is the product of the combination reaction that occurs when magnesium metal

What is the product of the combination reaction that occurs when magnesium metal reactions with oxygen gas? Answer                              A. Mg2O3(s)                 B. MgO(…

What is the product of the following reaction? (A) pentane (B) E-2-pentene (C) Z

What is the product of the following reaction? (A) pentane (B) E-2-pentene (C) Z-2-pentene (D) 1-pentene Which of the following compounds will react fastest in an Sn2 reaction wit…

What is the product of the nucleophilic substitution reaction shown below? What

What is the product of the nucleophilic substitution reaction shown below? What is the major elimination product obtained from the following reaction? What is (are) the product(s)…

What is the product of the reaction of Bromobenzene, 1-chloropropene with AlCl3?

What is the product of the reaction of Bromobenzene, 1-chloropropene with AlCl3?

What is the product of the reaction of Bromobenzene, 1-chloropropene with AlCl3?

What is the product of the reaction of Bromobenzene, 1-chloropropene with AlCl3?

What is the product of the reduction of an unsubstituted aldehyde? Question 18 o

What is the product of the reduction of an unsubstituted aldehyde? Question 18 options: Save Question 19 (1 point) What is the product of the reduction of an unsubstituted ketone?…

What is the product, if any, when AgNO_3 and NaCl react in aqueous solution? AgN

What is the product, if any, when AgNO_3 and NaCl react in aqueous solution? AgNO_3 NaCl AgCl NaNO_3 No precipitate A 25.0 mL sample of H_2 SO_4 is neutralized with NaOH. What is …

What is the product? P 4 O 10 + 6 H 2 O 3 H 2 PO 3 + H 2 O PO 2 + H 2 PH 3 + O 2

What is the product? P4O10+ 6 H2O 3 H2PO3 + H2O PO2  + H2 PH3 + O2 P(OH)3 4 H3PO4   No reaction   What is the product? Al2O3 + 2 NaOH + 3H2O 2Al(OH)3  + 3H2O + 2Na 2NaAl(OH)4   2N…

What is the proper systematic name for the following compound, including the app

What is the proper systematic name for the following compound, including the appropriate stereochemical designation? What is the proper systematic name for the following compound,…

What is the psuedocode for the following program? This should be a TLC program t

What is the psuedocode for the following program? This should be a TLC program that displays even number 0 through 18 and halt after 18...Please explain in pseudocode. 00 LOAD 09 …

What is the purpose of adding an indicator during a titration? A. The indicator

What is the purpose of adding an indicator during a titration? A. The indicator changes color acoording to the pH of the solution and can be used to monitor the reaction of the ti…

What is the purpose of adding an indicator during a titration? The indicator cha

What is the purpose of adding an indicator during a titration? The indicator changes the reaction from a neutralization reaction to a displacement reaction. The indicator changes …

What is the purpose of adding anhydrous, basic, potassium carbonate to a chromat

What is the purpose of adding anhydrous, basic, potassium carbonate to a chromatography column? Here is some context of the experimental procedure done: Add approximately 2 grams …

What is the purpose of adding anhydrous, basic, potassium carbonate to a chromat

What is the purpose of adding anhydrous, basic, potassium carbonate to a chromatography column? Here is some context of the experimental procedure done: Add approximately 2 grams …

What is the purpose of adding the petroleum ether? The entire reaction sequence

What is the purpose of adding the petroleum ether? The entire reaction sequence is given below, there are TWO steps that involve reaction between two reagents/reactants/the first …

What is the purpose of chromatography? An amino add travels 72.5 mm up the chrom

What is the purpose of chromatography? An amino add travels 72.5 mm up the chromatography paper while the solvent travels 90.9 mm. What is the Rrof this amino acid? What causes am…

What is the purpose of counting the background radioactive decays and subtractin

What is the purpose of counting the background radioactive decays and subtracting the background counts-per-minute from our measured counts-per-minute? Was your graph of 40^K disi…

What is the purpose of each reactant in the preparation of Pd(PPh 3 ) 4 ? In our

What is the purpose of each reactant in the preparation of Pd(PPh3)4 ? In our lab we used Palladium (II) Chloride, Triphenylphosphine, Hydrazine hydrate, dimethyl sulfoxide (DMSO)…

What is the purpose of iodide added to the water sample in the dissolved oxygen

What is the purpose of iodide added to the water sample in the dissolved oxygen test? Select one: a. lodide is oxidized to iodine by manganese(II) b. lodide is oxidized to iodine …

What is the purpose of recrystallization? To purify a compound by recrystallizat

What is the purpose of recrystallization? To purify a compound by recrystallization, one must choose a solvent which will dissolve the compound of interest when _, but which will …

What is the purpose of recrystallization? What is the purpose of vacuum filtrati

What is the purpose of recrystallization? What is the purpose of vacuum filtration during the crystallization procedure? What is the purpose of using thick walled rather than thin…

What is the purpose of sulfuric acid or phosphoric acid used in the acetylation

What is the purpose of sulfuric acid or phosphoric acid used in the acetylation reaction? Use equations to explain this purpose. The procedure calls for cautious addition of water…

What is the purpose of testing water in the reaction with Seliwanoff\'s reagent

What is the purpose of testing water in the reaction with Seliwanoff's reagent and with the iodine solution? A solution in the lab was known to be either glucose or fructose. Whic…

What is the purpose of the ATP hydrolysis associated with active transport? 1) A

What is the purpose of the ATP hydrolysis associated with active transport? 1) As ADP is produced it carries sodium ions out of the cell. 2) It allows the storage of energy genera…

What is the purpose of the TTL field? To force a packet to be discarded if it ge

What is the purpose of the TTL field? To force a packet to be discarded if it gets caught in a routing loop To allow the routers to determine if a host is reachable before forward…

What is the purpose of the aluminum block in Microscale simple distillation? Sol

What is the purpose of the aluminum block in Microscale simple distillation?

What is the purpose of the aluminum block in Microscale simple distillation? Sol

What is the purpose of the aluminum block in Microscale simple distillation?

What is the purpose of the coffee cup in a coffee cup calorimetry experiment? O.

What is the purpose of the coffee cup in a coffee cup calorimetry experiment? O. The coffee cup insulates the experiment, minimizing heat loss to the environment. The Styrofoam™ o…

What is the purpose of the concentrated sulfuric acid used in the acetylation re

What is the purpose of the concentrated sulfuric acid used in the acetylation reaction? 2. Give a possible structure for the polymeric by-product obtained in the reaction. 3. Why …

What is the purpose of the experiment bromination of Fumaric acid? What is the p

What is the purpose of the experiment bromination of Fumaric acid? What is the purpose of the synthesis of racemic Dibromosuccinic Acid? Detailed explanation with balanced equatio…

What is the purpose of the following code? EXPLAIN HOW IT WORKS . typesMatch is

What is the purpose of the following code?EXPLAIN HOW IT WORKS. typesMatch is a method that returns a Boolean if the types in the first parameter match the types in the second par…

What is the purpose of the following code? Explain how it works. typesMatch is a

What is the purpose of the following code? Explain how it works. typesMatch is a method that returns a Boolean if the types in the first parameter match the types in the second pa…

What is the purpose of the part labeled \"b\" in the galvanic cell shown? A) To

What is the purpose of the part labeled "b" in the galvanic cell shown? A) To provide a source of ions to react at the anode and cathode. B) To maintain half-cell electrical neutr…

What is the purpose of using 1-Decene instead of 1-Octene for a Reductive Hydrog

What is the purpose of using 1-Decene instead of 1-Octene for a Reductive Hydrogenation of an Alkene Lab Experiment? 1. The reaction with 1-decene is expected to proceed further t…

What is the purpose of using anhydrous acetone Answer To exclude water because w

What is the purpose of using anhydrous acetone Answer To exclude water because water will destroy the hydride To exclude water because water will push the equilibrium forward To e…

What is the purpose or function of methanol in the Synthesis of Aspartame Experi

What is the purpose or function of methanol in the Synthesis of Aspartame Experiment? The only step in my lab procedure with methanol that I can find says, "In the next series of …