Sample of gas
Suppose that a sample of gas occupies 192 mL of volume at 25C and a pressure of 206 torr. What would be the volume if the pressure were changed to 506 torr at 25C?
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when 50.0 grams of acetylene is allowed to react with excess oxygen, 75.0 grams of CO2 are formed. What is the percent yield of carbon dioxide?
Determine the entropy change of the system when 0.750 g of ethanol (C2H5OH) evaporates, given ΔH vaporization is 40.5 kJ/mol and the normal boiling point of ethanol is 78.5 °C.
If we assume the individual drank all of the alcohol at once (i.e. no metabolism of alcohol by the body), the total volume of blood for the individual was 1.5 gallons, and the individual was drinking Maker's Mark (130 proof), what volume of Maker'
The mass of the first block is 1224 g, and its velocity is +0.685 m/s after the bullet passes through it. The mass of the second block is 1555 g. (a) What is the velocity of the second block after the bullet imbeds itself? (b) Find the ratio of th
Dinitrogen monoxide n2o decomposes producing nitrogen and oxygen gases.calculate the total volume of produced gases at STP. When 8.8 grams of dinitrogen monoxide decomposes.
how many moles of molecular hydrogen are consumed per mole of the precatalyst in order to convert it entirely to platinum metal?
Why we call benzene phenyl and not benzyle when one hydrogen is removed because in case of alkanes we name them alkyl on the removal of one hydrogen atom?
If a 0.0200 M solution exhibits 50.0% transmittance, what will be the percent transmittance for a 0.0400 M solution of the same substance measured at the same wavelength?
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Research and analyze the relationship between a P5 nation and a non-P5 nation with which it has had a significant political, economic, or military dispute
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Read "Moral Criticisms of the Market" by Ken S. Ewert (found in the Learn section) Do you agree with the critique of the market in Ewert's article?
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