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Write the equations showing how glycine buffers solutions at either pKa by consuming small amounts of added hydrogen or hydroxide ions
Excess Ag2CO3 is added to an 0.2 M K2CO3solution. Calculate the equilibrium concentration of Ag+ under these conditions.Ksp for Ag2CO3 is 8.1 x 10-12.
A given compound has the following solubility properties. At room temperature, it is souble in diethyl ehter but insoluble in both ethanol and water At high temperatures,
What volume in L is occupied by 19.62 g of methane, CH4 (MM = 16.04 g/mol) at 23 °C and 1.34 atm?
Calcium hydride reacts with water to give gaseous hydrogen and calcium hydroxide
Calculate the cell potential for the following reaction that takes place in an electrochemical cell
Calculate: a. kg of pressed beans from stage 1 b. kg of extracted meal from stage 2 c. kg of final meal & wt% protein of it ans: 8723 kg, 8241 kg, & 7816 kg and 44.8 wt% protein.
compound has decomposed. What is the half-life of this reaction assuming first-order kinetics?
solid NaI is slowly added to a solution that is 0.010 M in Cu+ and 0.010 M in Ag+. which compound will begin to precipitate first?
if you burn 51.8 g of hydrogen and produce 463g of water, how much oxygen reacted?
Calculating Pressures using different laws, Converting between Units of Pressure, Part A, Convert 0.700atm of pressure to its equivalent in millimeters of mercury.
What is the temperature of the sample, in degree celsius? can you please show steps?
What is the pH of a 0.1 M solution of ethylamine, given that the pKa of ethylammonium ion
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