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Define the Beer-Lambert Relationship in detail.How does this relationship allow one to quantify an unknown?(Illustrations/equations many be helpful for your explanation)
Iodine-131 is used in the form of sodium iodide to treat thyroid cancer. The isotope has a 1/2 life of 8.05 days
a beaker containing 250g of water is heated from 23 degrees C to 100 degrees C. what is the heat gain in calories?
E85 fuel is a mixture of ethanol and gasoline. What mass in kilograms of E85 (d=0.758g/mL) can be contained in a 14.0 L gallon tank.
When steam (hot water) is passed over iron, hydrogen gas and iron (3) oxide are formed. What weight of steam would be needed to react completely with 100.0g of iron.
If the metal crystallizes in a body-centered cubic structure, which choice is closest to the atomic mass?
A an aqueous methanol (CH3OH) solution has a mole fraction of 0.430 of methanol. What mass of water would be present in 706 g of this solution?
what is the concentration of hydroxide ion in a 0.060 M aqueous solution of methylamine. CH3NH2? what is the pH?
How can we explain the ability of an electron to cross through a node, such as the nucleus, to occupy the region within an entire orbital?
strong/weak and concentrated/dilute. Provide an appropriate example using each of these terms to describe a solution
Calculate the altitude at which only 10% of the mass of the atmosphre is above and 90% of the mass of the atmosphere is below.
A gas occupies 1.55 L at 0.80 atm. What pressure would the gas exert if the volume were allowed to increase to 3.50 L?
What mass of propane gas, C3H8, will occupy 860. mL at 880. mm Hg and 81.0°C?
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