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For the subsequent calculate Delta E'o the voltmeter reading, state balanced oxidation and reduction half-reactions, State the overall cell reaction as well as tell which way the electrons are flowing through the wire. Please explain and show all work to receive credit.
a) 10-7 M H+, 1 atm H2 vs 1 M H+, 1 atm H2
b) Dehydroascorbate, ascorbate vs Fe3+ , Fe2+
Explain how many grams of AgNO3 are needed to precipitate all the bromide in 250mL of the Hbr solution
When the electron cloud of a molecule is easily distorted, the molecule has a high ?
A buffer solution is prepared by mixing 20.0 mL of 0.032 M benzoic acid C6H5COOH(aq) solution with 25.0 mL of 0.022 M NaC6H5COO(aq). What is the pH of the buffer produced? (Ka of benzoic acid = 6.2x10^-5).
The OH concentration of 0.45 M ammonia, NH3, is 6.7X10^-4 M write. The reaction equation for its ionization
Perform a t-test at the 95% confidence level to determine if the new method contains bias. What is the calculated value of t for the new method
What mass of NaOH is needed to precipitate the Cd+2 ions form 35.0mL of .500 M Cd(NO3)2 solution
H2(g) + I2(g) = 2HI(g) Write a general equation that expresses the rate of this reaction in terms of the product.
What volume (L) of H2 at 745 torr and 20.oC can be prepared from 4.8 g of water? (Atomic weights: Fe = 55.85, O = 16.00, H = 1.008; 1 atm = 760 torr).
Which of the following correctly shows intrachain hydrogen bonding (???) in an alpha-helix? A. -NH HN- B. -C=O HC- C. -C=O HN- D. -C=O O=C- E. -CH HC-
A concentration of the pollutant NO2 in air of 3.00 ppm (m/v) may be lethal to humans. Will air that contains 1.9 x 10^-3g at NO2 per liter be lethal to humans?
the equilibrium would shift to the right making more products e. the equilibrium would shift to the left making more products
magnesium ions can be precipitated from seawater by the addition of sodium hydroxide.how much sodium hydroxide in grams
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