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Consider the reaction of 25.0 mL of 0.20 M AgNO3(aq) with 25.0 mL of 0.20 M NaBr(aq) to form AgBr(s) at 25°C: Ag+(aq) + Br-(aq) ? AgBr(s). What is ΔG for this reaction? The Ksp of AgBr is 5.0 x 10^-13 at 25°C.
If a bottle of nail polish remover contains 175mL of acetone, how much heat would be released by its complete combustion? The density of acetone is 0.788g/ML.
Calculate the percent ionization of hydrazoic acid (HN3) in solutions of each of the following concentrations
Find the algebraic answer, absolute uncertainty and percent relative uncertainty (%) and express each answer with a reasonable amount of significant figures. What is the absolute value , absolute error and relative error of:
a 1.00 g sample of stream water was found to contain 5.010-6 g lead. calculate the concentration of lead in the stream
Calculate the radiation dosage (in grays) for an 57-kg person that is exposed for 3.0 seconds to a 3.0 Ci source of beta radiation.
Describe all three steps of the reaction: (a) protonation of carbon 1 (b) the formation of an allylic, resonance-stabilized carbocation intermediate - explain what this is and which carbons have partial positive charge, and (c) attack of Br- to gi..
It contains 32.3% by mass carbon and 3.97% by mass hydrogen; the balance is oxygen. When 0.981 g of tartaric acid is dissolved in 11.23 g of water, the solution freezes at-1.26 degrees Celcius. Find the empirical and molecular formulas of tartaric..
If we inject 120.0 mL of liquid helium and allow the entire system to warm to room temperature (25°C), what is the pressure inside the bottle
An adult female who weighs 164 pounds consumes on average 2470 Cal/day. If she wanted to lose 5.00 pounds in 293 days, what should her daily caloric intake
determine the mass of snow that can be completely melted.use the table below to work the following
you have a solution of sodium nitrate containing 140 g at 65 degrees celcius. how many additional grams of solute must
Problem- A voltaic cell consists of a Pb/Pb2+ half-cell and a Cu/Cu2+ half-cell at 25 ?C. The initial concentrations of Pb2+ and Cu2+ are 5.10×10?2M and 1.50M , respectively.
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