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How many milliliters of 0.123 M H2SO4 are needed to neutralize 0.200 g of NaOH?
how long was the flight? How far did it travel in the horizontal direction before landing? What was the highest altitude it reached? Neglecting air friction at what angle should the projectile have been fired to maximize the horizontal range.
How many electrons must aluminum lose before it can reach a stable electronic configuration? Use the table of ionization energy to justify your answer.
Discuss how plastics are used in everyday life and cutting edge technology and what the pitfalls are of plastics.
Determine the acid content of the vinegar as wt % CH3COOH, acetic acid
In the oxidation of glucose (C6H12O6), water and carbon dioxide are formed when the sugar is reacted with oxygen gas. If 4.39 grams of glucose are reacted, assuming 100% yield, how many moles of carbon dioxide would evolve?
An automobile antifreeze is made using equal volumes of ethylene glycol (d = 1.114 g/mL; MM = 62.07 g/mol) and water (d = 1.00 g/mL) at 25°C. The solution has a density of 1.06 g/mL. What is the molarity of ethylene glycol in the solution
How many moles of each are present in the eq mixture b)Calculate the equilibrium constant
Suppose that a 25-mL sample of a solution is to be tested for I- ion by addition of 1 drop (0.20 mL) of 0.27 M Pb(NO3)2. What is the minimum number of grams of I- that must be present
Looking at the colors of the mixtures containing 5.0, 6.7, and 7.5 mL of EN, would you conclude that you prepared one, two, or all three complex ions when you combined the various mixtures of 2.0 X 10-2 M CuSO4 and 2.0 X 10^-2 M EN
Write the cell diagram for a galvanic cell consisting of a tin electrode in contact with 0.0100M tin(II) chloride solution and a chromium electrode in contact with a 0.50M chromium (III) nitrate solution.
How many grams of Na3PO4 will be needed to produce 425 mL of a solution that has a concentration of Na+ ions of 0.900 M ?.
A weather balloon is filled to 125 L when the atmosphereic pressure is 748 mm Hg and the air temperature is 28 degrees celcius. It rises to where the atmospheric pressure is 787mm Hg and the temperature
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