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A battery incorporating a zinc anode runs for 1000 hours, generating a current of 2.056 amps. a.) how many coulombs of charge passed through the anode? b.) how many moles of electrons passed through the anode? c.) how many moles of zinc were oxidized? d.) by how many grams did the mass of of the zinc electrode change during this process?
What volume (in milliliters) of 0.190 M NaOH should be added to a 0.135 L solution of 0.022 M glycine hydrochloride
Calculate the molar solubility of Pb(IO3)2 in water by systematic method. {ksp for Pb(IO3)2 = 2.5 x 10^-13}
when 20.6gm of methanol and 39.7gm of chlorine under go reaction that has 73.3% yield, what mass of chlormethene CH3Cl forms
how many enantiomeric pairs are possible for a monobromo derivative of isopentane?
How many grams of dry NH4Cl need to be added to 2.50 L of a 0.100M solution of ammonia, NH3, to prepare a buffer solution that ahs a pH of 8.80?
Heat is now added until the water reaches a saturated vapor state. Find the initial volume, final pressure, work, and heat transfer. Any help would be appreciated, thanks in advance.
Using the formula W = mg, how many milliliters of water with a density of 1g/mL are required to weigh 0.75 newtons and g = 9.81 m/s2?
what effect does conjugation (alternating single and double or alternating single and triple bonds) have on the location
which is exothermic as written. What would be the effect on the equilibrium position of increasing the volume of the reaction container
What is the molality of a solution prepared by dissolving 10.0 grams of methylamine, CH3NH2, in 50.0 mL of ethanol, C2H5OH?
For a particular process that is carried out at constant pressure, q= 130 kJ and w= -20 kJ. Therefore,
Acid chlorides are used as electrophiles in the Friedel-Crafts reaction to prepare aromatic ketones. The reaction involves the transfer of an aromatic hydrocarbon with an acyl chloride in the presence of a lewis acid
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