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Barium hydroxide is reacted with the calcium iodide. Calculate how many mL of .30M Ba(OH)2 needed to react with 250mL of .50M CaI2 (Need to write balanced equation first).
Given the equation: N2(g)+3H2(g)>2NH3(g). If 7.00L of N2 (at STP) reacts with 15.0L of H2. A) How many L of NH3 is formed? B)How many L of the excess gas remains unreacted? C)How many grams of NH3 are formed?
What is the Henry's law constant for the gas if the partial pressure of the gas in air is .0088 atm?
Problem- Calculate the molarity of a solution made by dissolving 12.7 grams of Na2CrO4\rm Na_2CrO_4 in enough water to form exactly 580mLmL of solution
a 250 mL sugar solution has a density of 1.37g/mL an additional 30.0g of sugar was added to the solution, raise the volume to 24.6mL. Explain what is the density of the resulting sugar solution
Which of the following solutions has the highest osmotic pressure? A. 1.0 M K3PO4 B. 2.0 M LiBr C. 4.0 M C6H12)6 D. all have the same osmotic pressure
A bottle of concentrated aqueous sulfuric acid, labeled 98.0 wt% H2SO4, has a concentration of 18.0 M. How many milliliters of reagent should be diluted to 2.600 L to give 5.00 M H2SO4
at 450degc tert-butyl alcohol decomposes into water and isobutene.ch33cohg ch32cch2g h2oga reaction vessel contains
Palladium crystallizes in a face-centered cubit unit cell. Its density is 12.0 g/cm^3 at 27 degress C. Calculate the atomic radius of Pd.
if 77.0 ml of hydrogen gas is collected over water at 50.0 degrees celsuis and 763 mm hg what is the volume of dry gas
Problem- Describe ways in which the retention or capacity factor can be increased. Are there any tradeoffs associated with these changes. Are there limits to the effect that increasing the retention factor has on chromatographic resolution.
The student then adds water to the flask dissolving the sugar the mass is now 204.274g. calcuate the density of this solution
What is the profit-maximizing level of output for Joe's Ice Cream?
The reaction x = Y is first -order overall and first-order with respect to the reactant x. The result of doubling the initial concentration of X will be to
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