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The Viking version of the afterlife was an extension of what was important to them on Earth: bravery in battle. Describe what the afterlife might look like to a culture that valued a theme of your choosing. Ideas: wealth, peace, knowledge, entertainment, independence, etc.
1. when an acid ha is titrated with 0.1 m naoh the ph at the half equivalence point of the titration is 4.5. what is
explain what a compound is, and give the names and formulas for 10 compounds containing your your chosen element. When 41.8 mL of 0.4731 M strontium hydroxide reacts with 26.1 mL of 0.2596 M cobalt(III) sulfate, two precipitates can form. Assume vo..
You titrate a 425 mL sample of an acide mine drainage with a 0.32 M solution of NaOH. It takes 22.4 mL of the sodium hydroxide to reach the equivalance point
An open flask contains .200 mol of air. Atmospheric pressure is 745 mm hg and room temperature is 68 degrees Fahrenheit. How many moles are present in the flask when the pressure is 1.10 ATM and the temperature is 33 degrees Celsius
at 295 k keq 7.0 x 10-2 for the following equilibriumnh4hss nh3g h2sgwhat is the equilibrium partial pressure in atm
When one mole of hydrogen decomposes into H atom the change in enthalpy is 435. 88 kJ/mole. What is the formation enthalpy, ?Hf for hydrogen atom
Calculate the pH during the titration of 21.7 mL of 0.451 M KOH with 0.212 M HBr after 18.3 mL of the acid have been added.
Calcium and nitrogen react to form calcium nitride; 3Ca(s)+N2(g)-->Ca3N2(s). If 56.6 g of calcium is mixed with nitrogen gas and 32.4 g of calcium nitride is produced, what is the percent yield of the reaction
Please suggest me with the possible answers how the coronarin D is synthesised from labdane dildehyde and also suggest me with the different agents reactions for epoxidation. how the dialdehyde is converted to monocarboxylic acid.
A reaction which is second order in reactant B has a rate constant of 1.1*10^-3 L/mole*sec. How long would it take it for the concentration of B to be reduced to 65% of its original value
The solute increases the volume of the solution, and an increase in volume requires an increase in the temperature to reach the boiling point (derived from PV = nRT).
When a 30 mL sample of KOH solution is titrated with a standard solution of 0.411 M benzoic acid, it takes 25.5 mL to reach the equivalence point of the titration. What was the original concentration of the base?
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