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Why are OH, NH, and FH bonds so polar?explain with a detailed answer
Predict the likely mode of decay for the following isotopes used as imaging agents in nuclear medicine (choose all likely modes od decay- can have multiple answers for each and may be used multiple times):
Problem- Use the van der Waals equation of state to calculate the pressure of 2.70 mol of CH4 at 487 K in a 5.30-L vessel. Use the ideal gas equation to calculate the pressure under the same conditions.
What are the equilibrium concentrations of each reactant and product? (All three substances are gases at 250 °C)
Isothermal Pressure Increase Prediction, Estimate the pressure increase needed to decrease isothermally by 1% the volume of
Compute the change in pH when 7.00mL of 0.100 M HCl(aq) is added to 100.0mL of a buffer solution that is 0.100 M in NH3(aq) and 0.100 M in NH4Cl(aq). Compute the change in pH when 7.00mL of 0.100 M NaOH(aq) is added to the original buffer solution.
an interference filter based on the first order interference is to be constructed. it is indicated that the filter will
1. Calculate deltaGrxn and Ecell for a redox reaction with n=4 that has an equilibrium constant of K=4.7x10^-2. Express each answer using two significant figures.2. A patient is given .055 mg of technetium-99 m, a radioactive isotope with a half-lif..
solid ammonium carbonate nh4co2nh2 decomposes at 25 degrees c to ammonia and carbon dioxide.nbspthe equilbrium constant
Calculate How many palladium atoms will have to be laid side by side to span a distance of 4.28 mm if The radius of a palladium atom is 137 pm.?
Small helium-neon lasers emit 2.94 mJ/s of light at 634 nm. How many photons does such a laser emit in one minute?
Ammonia gas is produced by reacting hydrogen gas with nitrogen gas. To produce 450 g of ammonia gas using air as your source of nitrogen gas, what volume of air is required if the air is introduced at 25°C and 740 mmHg
In a purity check for industrial diamonds, a 11.25 carat (1 carat = 0.2000 g) diamond is heated to 74.21°C and immersed in 27.30 g of water in a constant-pressure calorimeter
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