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Determine the [H3O+], [OH-], pH, and pOH for each of the following solutions. A solution of 1.65 x 10-4 M HCl
If a sample of pure silver (Ag) contains 3.35 x 1022 atoms of silver, how many moles of silver are in the sample?
During the Purification of Lactate Dehydrogenase (LDH) experiment, you will need 50ml of buffer A150. Buffer A150 is 30mM Tris (pH 8.8) and 150mM NaCl. Given 1L of 1.5M Tris and 500ml of 5M NaCl,
Describe the formation of malonyl-CoA, showing structures. Be sure to list the enzyme that catalyzes the reaction.
How many grams of magnesium hydroxide are present in 1.0 L of a saturated solution at room temperature
Calculate the percent ionization of propionic acid (C2H5COOH) in solutions of each of the following concentrations: a) 0.250 M
For organic chemistry, what is a concerted shift? how do things like acids or heat affect them? what other factors effect them?
Calculate the mass of Zinc hydroxide (Zn(OH)2) that will dissolve in 500ml of pure water. The solubility constant for zinc hydroxide is 4.2*10^-17
A compound is constituted by mass of 22.6% phosphorus, the rest being chlorine. Given that a volume of 307 mL of the gas has a mass of 1.55 g at 25 °C and 90 kPa, find the molecular formula for this compound
Determine q for the acid-base reaction, assuming that the liquids have densities of 1.00 g/mL and the same heat capacities as pure water.
How are crops genetically modified? What are the health consequences of athletic supplements? How do fuel cells work? How does aspirin cure headaches?
A household lightbulb is a blackbody radiator. Many light bulbs use tungsten filaments that are heated by electric current. What temperature is needed so that ?max=550nm?
What volume of a 6.16E-2 M potassium hydroxide solution is required to neutralize 19.8 mL of a 0.107 M hydroiodic acid solution.
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