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Question: A 500 mL gas sample is collected over water at a pressure of 740 mmHg and 25 degrees Celsius. What is the volume of the dry gas at STP? (STP=1atm and 0 degrees celsius). (Vapor pressure of H2O at 25 degrees C = 24mmHg).
no decomposes to nitrogen and oxygen gases at high tempeature according to the following equilibrium2no lt-gt n2 o2all
A solution contains 35.0g of glucose, C6H12O6, dissolved in 500g of water at 40 Celsius. The vapor pressure of water at 40 Celsius is 55.3 mmHg. Calculate the vapor pressure of the solution.
Phosphorus trichloride gas and chlorine gas react to form phosphorus pentachloride gas. A gas vessel is charged with a mixture of PCl3(g) and Cl2(g)
Consider reactions of the same Stoichiometry that are characterized by the following Kc values. Which reaction will have the smallest amount of product at equilibrium.
Calculate the percent composition of copper in the hydrate CuSO4.5H2O based on atomic weight data.
Write a balanced equation for the combination reaction described, using the smallest possible integer coefficients. When zinc oxide combines with water, zinc hydroxide is formed.
When pentane C5H12 burns in oxygen, it produces carbon dioxide and water. If 85.5 g of pentane is burned, what voulume of carbon dioxide is produced at STP (The density of CO2 is 1.997 g/L.)
Cabernet Sauvignon with a pH of 3.64. How many times more acidic is the Sauvignon Blanc? Please show work thoroughly and answer both questions.
Determime the value of the rate constant k for the decomposition reaction at 600 K. b. What is the half-life of the reaction
Choose the answer in which the three atoms and/or ions are listed in order of increasing EXPECTED size (smallest particle listed first) assuming that the simple shell model of the atom is correct.
A gas sample containing N2 and O2 was found to contain 72% N2. If the pressure of the sample was 2.0 atm, what is the partial pressure of O2?
From these data, and assuming that air obeys Charles's law, determine a value for the absolute zero of temperature in degrees Celsius.
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