Answers edited by Truong-Son N.

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How do you use the square roots of 144 and 169 to estimate the square root of 154?
What does "cis" isomer mean in cyclohexane ring?
What physical or chemical changes occur in a flame?
How may I read NMR splitting?
The probability envelope for an electron is called?
Why does polarization occur?
What is #lim_(x->0) xlnx - x^2#?
Explain what is meant by the dual nature of light?
How can I calculate molality of pure water?
What are acid catalyzed hydro-alkoxy additions used for?
How do you factor a "perfect square trinomial" #16x^2+48x+36 #?
How do you calculate enthalpy change?
What can I do to prepare for organic chemistry lab?
How do you find the equation for the tangent line for #y=1/x# at #x=1#?
Where can I find electronegativities of lithium, carbon, and fluorine? How do they relate to the tendency to obtain a noble gas configuration?
Using the equation #(d[NO_3^(-)])/(dt) = k_1[NH_4^(-)]# calculate the predicted half-life of #"NH"_4^(-)# if the initial concentration is 2600 ppm?
In a speed vs. time graph where a curve is depicted, why does the slope of a tangent line drawn to the curve represent the instantaneous speed, and not the average speed?
How do you use differentiation to find a power series representation for #1/(6+x)^2#?
How do you apply the sum and difference formula to solve trigonometric equations?
How do you find the antiderivative for #1/2x^5#?
Buffer or no buffer? #"45 mL"# of #"0.60 M"# #"KF"# reacts with #"25 mL"# of #"0.60 M"# #"HClO"_4# to yield #"HF"# and #"KClO"_4#, all aqueous.
What is the first law of thermodynamics and how is it related to conservation of energy?
What are the rules to identify the major resonance structure?
What does "trans" isomer mean in cyclohexane ring?
Is an acid catalyzed hydro-alkoxy addition the same as an acid-catalyzed alkoxyation?
Can ammonia complex with copper or chromium?
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