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If an air bubble is present in the tip of a vinegar buret but disappears during the course of the titration, how would this affect your calculation of the concentration of acetic acid ( larger, smaller, no effect)? Explain.
Calculate the value of the rate constant. Pick the choice from below which gives the correct reaction order and value of the rate constant for this reaction.
System conducts 1.30x10^2 cal heat to srroundings while delivering 316 cal work. What is the change in internal energy of the system (in Cal).
Draw the structural formula & identify the types of bonds in each of the following organic compounds: C5H8 & C4H6
What is the gas pressure (in atm) inside a 1.69-L bulb that contains 0.9-g of Ne at a temperature of 34.1 C? Be sure to report the units as atm.
hydrochloric acid to form benzoic acid, if 1.47 g of benzoic acid were formed, how many mmol of sodium benzoate would have been used?
How many moles of ions are released when 0.27 mol of cobalt(II) chloride, CoCl2, is dissolved in water?
a sample of a gas has a mass og 0.311g. its volume is 0.225 L at a temperature of 55 degrees C and a pressure of 886 mmHg. find its molar mass
A hydrogen molecule in it's ground vibrational state with KE=10eV collides with heavy atom metal surface and no energy is transferred to the surface, i.e., the surface can be modeled as an infinite potential wall.
Draw the best Lewis structure, and resonance contributors of equal energy (if any), for the molecule H2SO3 1- How many valence electrons are in your Lewis drawing
which molecule will undergo only london dispersion forces when interacting with other molecules of the same kind?
What mass (in grams) of NH4Cl is needed to prepare 450mL of 0.251 M NH4Cl solution?
Write the net ionic reaction from the following balanced reactions: 1. FeCl3 (aq) + K3PO4 (aq) = FePO4 (s) + 3 KCI (aq) 2. Ba(NO3)2 (aq) + Ag2SO4 (aq) = 2 AgNO3(aq) + BaSO4 (s)
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