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what would be the product formed if (s)-4-methyl-2-heptyne were reacted with sodium metal in liquid ammonia
What's the boiling point water (in celsius) at the top of Mt Everest (atmospheric pressure =0.54...
1. What is the order of elution of: ethyl acetate (88.11 MM), acetic acid (60.05 g/mol),...
a) In the balanced equation for the combustion of 2,2,4-trimethyloctane (C11H24), the coefficient of the organic...
L-galactose can be prepared from D-galactose by a route that begins with oxidation to D-galactaric acid,...
Consider the titration of a 26.0 −mL sample of 0.175 M CH3NH2 with 0.150 M HBr....
If a 74.6 g sample of ice is placed in water and the temperature of the...
A 28.5 mL sample of 0.253 M diethylamine, (C2H5)2NH, is titrated with 0.247 M hydrobromic acid....
What is the pH of a solution prepared by mixing 43 mL of 0.050 M Ba(OH)2...
Determine the density (in g/cm3) of a hypothetical AX compound with a zinc-blende structure (CN=4) and...
Consider the reaction given below. H2(g) + F2(g) 2 HF(g) (a) Using thermodynamic data from the...
Kinetic constants for inhibition studies on enzymes are described below. For each part a-h, determine if...
Calcium carbonate, CaCO3, reacts with stomach acid (HCl, hydrochloric acid) according to the following equation: CaCO3(s)+2HCl(aq)→...
Calculate the concentration of all species in a 0.180 M solution of H2CO3 find : [H2CO3]...
PART A: Determine the pH of an HF solution of each of the following concentrations. 0.260M...
In the movie Arsenic and Old Lace, two elderly sisters poisoned their gentlemen roomers with elderberry...
Ionic Strength for a 1:1 monovalent electrolyte, like NaCl, is equal to the electrolyte concentration. For...
Given that ΔH∘=−92.38 kJ and ΔS∘=−198.3 J/K, what is the temperature above which the Haber ammonia...
Given the reaction 2HI(aq)+CaCO3(s)=CaI2(aq)+CO2(g)+H2O(l) What volume of CO2(g) can be produced from 255mL of 3.0M HI...
I need all the numbers to be converted to mL/g , mL , or g having...
You titrated 100.00 mL of a 0.025 M solution of benzoic acid (HBz) with 0.100 M...
This question is for a laboratory experiment titled "Determination of the Solubility Product Constant of Calcium...
PS11.7. Calculate the pH change produced when 0.100 mol of gaseous HCl is added to each...
Calculate the pH change produced when 0.100 mol of gaseous HCl is added to each of...
Specify the reagents (an acid and its conjugate base or a base and its conjugate acid)...
a) What volume of a 6.40 M stock solution do you need to prepare 500. mL of a...
(a). Why is the wavelength of maximum absorption usually selected for colorimetric determination?(b). Beer’s law is...
What would be the balanced chemical reaction for 2 mmol cinnamaldehyde + 1 mmol acetone? It's...
Calculate the entropy change for the process of taking 1.00 kg of water from a temperature...
The volumetric fraction of the constituents of a gas mixture at a specified pressure and temperature...
If 10.0 mL of 1.0 M HBr is added to 1.00 L of the solution in...
You titrate 10.0 mL of 0.30 M acetic acid with 0.10 M sodium hydroxide. a. What...
9. A compound with a fragrant odor reacts with a dilute acid to give two compounds,...
Consider an aqueous solution of HCl and Ca(NO3)2 with the following concentrations: [HCl] = 0.30 M,...
The density of aluminum metal is 2.70g/mL, the atomic mass 26.98g/mol, the radius of an aluminum...
List the noble gas that has the highest ionization energy
If a 10.0 L flask at 500K is filled with .30 mole of hydrogen and .30...
Consider the reaction: NH4HS (s) --> NH3 (g) + H2S (g). At a certain temperature, Kc...
A buffer solution is prepared from 5.74 g of NH4NO3 and 0.10 L of 0.15-M NH3....
determine the concentration of co2 in the following reaction when it reaches equilibrium if the initial...
Decomposition of X yields Y and Z. Use following data: Time, min [X], M Time, min...
Me: Hello, We conducted an experiment in lab where we synthesized ZnO nano particles. Equation was...
A certain reaction has an activation energy of 31.40 kJ/mol. At what Kelvin temperature will the...
what is the molecular weight of Al2(SO4)3?
what is the empirical formula of an oxide of nitrogen that contains 63.64% nitrogen by mass?
what mass of Aluminum contains the same number of atoms as 3.0g Pb?
For the reaction 2A(g) + B(s) ? C(g) + D(g) at 700
a molecule is found to contain 47.35%by mass C, 10.60% by mass H, and 42.05%by massO....
Suppose the Solubility of NaCl in water at 20. C is 36.00 g. Given the density...
The viscosity of gases increases with temperature rather than the expected decrease we see with liquids....
How many moles of NaCl are contained in each solution? 1.7 L of a 1.4 M...
Star from the general mole balance derive the differential form of PFR design equation
Can you show me what this reaction looks like: Ribulose bisphosphate carboxylase, RuBP (Photosynthesis, Calvin cycle,...
1. Find the correct statement(s): (i) The electron transport proteins contain Cu and Fe metals. (ii)...
Calculate the pH of the following solutions: 2.4 M KOH, 0.060 M NaOH
An aqueous solution 1L salt solution contains 100g of NaCI. Calcaulte the melting point and boiling...
Why do the addition of gums make things more spreadable, i.e., cream cheese? (chemically) Gums such...
How many of the following applications use nuclear radiation technology to benefit our lives in a...
In the following experiment, a coffee-cup calorimeter containing 100 mL of H2O is used. The initial...
In Iodometric analysis of copper in copper oxide, (a) what is the purpose of the NH4HF2...
A gas storage cylinder in an ordinary chemical laboratory measures 4.0cm wide and 16.cm high.This is...
How do I separate benzoin and 1,4-dibromobenzene and then purify and solidify benzoin?
Using your knowledge of chemical migration, outline the two most possible chemical migration pathways for non-polar...
describe the main steps of an efficient column chromatographic separation of a non-polar compound A from...
1.)Calculate the pH of each of the following strong acid solutions: 7.5×10−3 M HBr 1.28 g...
You are going to standardize your sodium hydroxide by titrating with potassium hydrogen phthalate. As an...
Describe what happens to a mixture you have placed on a chromatographic column as you increase...
Part A For which of the following reactions is ΔH∘rxn equal to ΔH∘f of the product(s)?...
To measure the amount of ascorbic acid (HC6H7O6, molar mass 176.13 g/mole) in a commercial brand...
A soil with a CEC of 50 cmol(-)/kg has 10% of its exchange sites occupied by...
The ionization energy for potassium is 419 kJ/mol. The electron affinity for bromine is -325 kJ/mol....
Read the questions carefully as some of the questions specifically say there might be more than...
Assign a structure based on the following formula and H NMR. formula: C10H10O2 (6 degrees of...
Approximately how many pounds of calcium oxide, CaO, must be added to the water to achieve...
Using the average atomic masses given inside the front cover of this book, calculate how many...
Oxides of sulfur are important in atmospheric pollution, arising particularly from burning coal. Use the thermodynamic...
Hexamethylenediamine (C6H16N2) is one of the starting materials for the production of nylon. It can be...
10.5mg of solid NaF is added to a 50mL solution that is 0.0050M in Ba(NO3)2 and...
Can someone explain what exocyclic bouble bond used in woodward fieser rules is (with pictures would...
A reaction vessel is filled with 4.00 atm CO and 4.00 atm H2O. Use an ICE...
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