Chemistry
Maher
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6
What is the proper Lewis structure for HCOOH?
Jul 22 '14
5
How can I find the heat that will be released in kJ per gram for the reaction of Al with Fe2O3?
Aug 11 '14
5
Is viscosity proportional to the number of hydroxyl groups?
Jul 27 '14
4
How to calculate the partial pressure of oxygen in this mixture of oxygen and argon?
Jul 24 '14
4
Determine the ΔH for the reaction in kJ/mol of ethanol?
Jul 14 '14
3
How to determine the specific heat of methanol from calorimeter data?
Jul 3 '14
2
What total energy (in kJ) is contained in 1.0 mol of photons, all with a frequency of 2.75 • 10¹⁴ Hz?
Jul 2 '14
2
A 1.00 L gas at 100 °C and 500 Torr contains 70.0 % He and 30.0 % Ne by mass. What is the partial pressure of He?
Jul 24 '14
2
What is the formula of potassium ammonium sulfate?
Jun 20 '14
1
How to figure out which phase on a phase diagram will be the most dense?
Aug 13 '14
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12
Which one(s) of “up”, “above”, “over”, “on” and “upon” is (or are) correct for this sentence?
6
what does the writer mean by " as it would trust a bear to guard a picnic hamper"?
6
evaluate $\int \frac{\tan x}{x^2+1}\:dx$
5
The use of the word "early"
5
Is $f(x)=0$ a polynomial function?

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