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What pressure is exerted on the bottom of a 0.500-m-wide by 0.900-m-long gas tank that can hold 50.0 kg of gasoline by the weight of the gasoline in it when it is full?
A) What is the pH of a solution made by adding 6.21 grams of NaF to 391 mL of 0.317 M HF? (Assume no change in volume takes place.) B) What is the pH of the solution in part A after adding 49.0 mL of 0.100 M HBr?
Draw an ideal distillation curve (temperature vs. milliliters of distillate) for a 50:50 mixture of two miscible liquids. How might one achieve such an ideal distillation
In designing an experiment for determining the value of absolute zero, should you aim to use a large or a small initial volume of gas? Explain why
The rate constant for the decomposition of dinitrogen pentoxide to form nitrogen dioxide and oxygen gas has the rate constant 1.7 x 10-3 s-1. This is a first order reaction. How long would it take for for the reaction to be 39.00% to complete
A solution of cough syrup contains 5.00% active ingredient by volume. If the total volume of the bottle is 70.0 mL, how many milliliters of active ingredient are in the bottle
Cl2+2KBr yields 2KCl+Br2- how many moles of potassium chloride are produced from 119 g of potassium bromide
calculate the de broglie wavelength of an electron in the ground state of the h atom. show that this wavelength is
When determining the effective nuclear charge for a 1s electron, Slater's rules dictate that the other 1s electron must have a value of 0.30 not 0.35. Why?
There is no need to show a retrosynthesis or the mechanism of any step, only the necessary reagents and the resulting intermediate product(s) for each step of the synthesis.
to determine the volume of a gas using ideal gas law.what volume will 5.6 moles of sulfur hexafluoride sf6gas occupy if
Would you expect a carboxylic acid group within the water-free interior of a protein to have a higher or lower Ka than it would have if it occured on the protein's surface, where it is hydrated
A solid mixture consists of 35.7 of KNO3 (potassium nitrate) and 6.3g of K2SO4 (potassium sulfate). The mixture is added to 130. of water. If the solution described in the introduction is cooled to 0
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