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Is the reaction between hydrochloric acid and sodium bicarbonate exothermic or endothermic?
Explain why is the major product between p-anisaldehyde and acetophenone the crossed aldol product rather than the Cannizzaro reaction or the self-condensation of acetophenone
Make out all potentially hazardous steps in the procedure of the activation energy experiment. Define what safety precautions should be taken and why.
perform the degrees-of-freedom analysis and calculate the rates of (1) fresh propane feed, (2) propane entering and (3) exiting the reactor
the iron oxide reacts to form water vapor and Fe(s) but aluminum oxide remains unreacted. If the residue following heating weighs 1.6446g determine the wight percent of iron oxide in the original mixture.
Sodium Borohydride reacts slowly with water (and even more slowly with ethanol) to generate H2. What observation would allow you to deduce that H2 is being generated either during your reaction or when you pour the reaction mixture into water
The solubility product of calcium fluoride (CaF2) is 3.45 X 10^-11 at 25 degrees C. Will a fluoride concentration of 1.0 mg/L be soluble in a water containing 200mg/L of calcium
Explain how molecular spectroscopy can be used for either the measurement or identification of a molecule.
Which of the following is the best choice below for preparation of a .10M buffer solution required to maintain a ph of 3 and WHY. Why aren't others suitable.
What is the osmotic pressure, in atm, of a solution formed by dissolving 17.4 g of PbCl4 in 0.336 L of water at 62.2 oC? (R = 0.0821 L-atm/mol-K; 0 oC = 273 K)
Explain what is the empirical formula of the compound. Combustion engage reacting with excess O2. Presume that all the carbon ends up in CO2 as well as all the hydrogen ends up in H2O. As well assume that all the nitrogen ends up in the NH3 in the..
if temperature and pressure remain constant how does the volume of gas sample vary with the number of moles of gas
Which of the following options give the correct relationships between the decimal prefixes? Select all that apply. Pay close attention to the sign and magnitude of exponent. -1 mL= 1x10^3 microliters -1GHz=1x10^6 Hz -10^3 kg=1 g -10^9 nm=1m -10ps=..
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