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Pretend you have been charged witht the task of analyzing a pure, colorless, unknown liquid. Would this liquid be capable of absorbing electromagnetic radiation? Why or why not?
You need to make a 500 mL buffer containing 35 mM NaCl and 50 mM Tris buffer. You already have a 5 M NaCl stock solution and a 1 M
10 g of potassium chlorate, KClO3 is decomposed producing 3.915576 g of oxygen gas and 6.083363 g of potassium chloride, KCl: 2KClO3 + heat -> 2KCl + 3O2. Based on this information, what is the GMW of the oxygen produce
Calculate the expected change in temperature for 4.5 g of NH4NO3 dissolved in 100.0 mL of H2O. Assume that the calorimeter absorbs no heat.
Given a column of air with a pressure of 1.57 x 10^5 Pa and an area of 1.12 m^2 and given that the acceleration due to gravity is 9.8 m/s^2, what is the mass of this column
Two methods for determining Hg in coal fly ash using atomic absorption were used to see if both methods would give the same results. In the first method only HNO3 is used for digestion,
when 20ml of so2 and 20ml of cl2g are allwoed to react according to the following reaction below what is the total
a compound is a weak acid with a pka of 7.4. you make 100 ml of a 1.0 m solution of this compound. the ph of the
The solubility of silver sulfate, Ag2SO4, in water has been determined to be 8.0 g/L. What is the solubility in 0.24 M sodium sulfate, Na2SO4
some calcium supplements contain calcium citrate ca3c6h5o72 and others contain calcium carbonate caco3. which compound
How many grams of potassium hydroxide (KOH) must be dissolved in 820 mL of water to make a solution with a pH = 11.1?
If 0.600 gram of zinc is used, what is the amount of zinc chloride that is produced in the above reaction?
What are the products from the combustion of 2-methyl-3-ethyloctane?
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