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How long would the person have to sleep continuously to lose one pound of body fat? If the brisk walk were done at 4.0 mi/h, how far would the student have to walk to burn off the pound of body fat?
Ether usually known as Ethoxyethane, is often used to extract organic compounds from aqueous solution. Which of its properties A does notfavour its selection for this use?
Add sodium hydroxide to copper(II) nitrate and use a stirring rod to test if the solution is basic. How do you establish whether the solution is basic? (Explain what else is needed, what observations are made, and what should be observed if the so..
Calculate the boiling point (in degrees C) of a solution made by dissolving 1.73 g of naphthalene {C10H8} in 67.1 g of benzene. The Kbp of the solvent is 2.53 K/m and the normal boiling point is 80.1 degrees C.
Given that O2 is parmagnetic and has a bond order of 2, and its highest occupied molecular orbital is antibonding, what would be the expected bond orders for O2 2- and O2 2+?
Problem- Use charge balance to determine x in the formula for the sorosilicate bertrandite, Be 4 Si 2 O 7 (OH) x
Concentrated nitric acid (HNO3) has a density of 1.42 g/mL and is 70% nitric acid. Calculate the molarity of the acid if 30 mL of the concentrated acid is mixed with 255 mL of water.
What is the pH of 50 mL of .122M sodium glycinate titrated with .100M HCL at second equivalence point
The bromination solution is prepared by mixing liquid bromine with glacial acetic acid 1:4 v/v (bromine to acid). The density of bromine is 3.12 g/mL. Calculate the molarity of 1.00 L of bromine solution.
Compute the heat amount required to heat a 3.9kg gold bar from 28 degree Celsius to 68 degree Celsius. Given Specific heat capacity of gold = 0.128 J/g°C.
an unknown hydrocarbon with the formula c7h12 reacts with one equivalent of h2 over pd. when the hydrocarbon reacts
An important characteristic in the fischer esterification mechanism is the formation of a tetrahedral intermediate which is the result of. the alcohol attacking the 2-phenylacetic acid with the subsequent loss of a proton.
A certain substance has a heat of vaporization of 46.01 kJ/mol. At what Kelvin temperature will the vapor pressure be 3.50 times higher than it was at 351 K
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