Answers edited by TruongSon N.
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How do you calculate enthalpy change?

What physical or chemical changes occur in a flame?

Using the equation #(d[NO_3^()])/(dt) = k_1[NH_4^()]# calculate the predicted halflife of #"NH"_4^()# if the initial concentration is 2600 ppm?

The probability envelope for an electron is called?

How do you find the antiderivative for #1/2x^5#?

How do you apply the sum and difference formula to solve trigonometric equations?

What does "trans" isomer mean in cyclohexane ring?

What is #lim_(x>0) xlnx  x^2#?

How do you find the equation for the tangent line for #y=1/x# at #x=1#?

Why does polarization occur?

What does "cis" isomer mean in cyclohexane ring?

How do you factor a "perfect square trinomial" #16x^2+48x+36 #?

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.

Where can I find electronegativities of lithium, carbon, and fluorine? How do they relate to the tendency to obtain a noble gas configuration?

Explain what is meant by the dual nature of light?

How can I calculate molality of pure water?

Can ammonia complex with copper or chromium?

What are the rules to identify the major resonance structure?

How do you use the square roots of 144 and 169 to estimate the square root of 154?

Is an acid catalyzed hydroalkoxy addition the same as an acidcatalyzed alkoxyation?

How may I read NMR splitting?

What are acid catalyzed hydroalkoxy additions used for?

How do you use differentiation to find a power series representation for #1/(6+x)^2#?

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?

What can I do to prepare for organic chemistry lab?

What is the first law of thermodynamics and how is it related to conservation of energy?
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