Discuss why it is always a good idea to rinse a burette
1. Explain how would results be affected if acids other than acetic acid were present in vinegar?
2. Discuss why it is always a good idea to rinse a burette w/a little solution before you completely fill it?
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Determine the equilibrium vapor pressure (in torr) of water for this solution? 14.0 g of the nonvolatile solute urea (M.W. =60.06 g/mol) is dissolved in 365 g of water at 60oC.
You place 80 moles of hydrogen gas in the balloon of volume 2.5 m^3 and determine the pressure to be 1.5 times atmospheric pressure. Find out the typical speed of the hydrogen molecule?
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Explain how would results be affected if acids other than acetic acid were present in vinegar?Discuss why it is always a good idea to rinse a burette w/a little solution before you completely fill it?
Determine the work done by gravity throughout the collapse when the mass of the star is around 2.00 x 1030 kg. (The only force doing work on the system is gravitation; therefore the work done by gravitation is the change in kinetic energy of the st
Give the Lewis structures and demonstrate the formal charges for ethanol (C2H5OH), ethane (C2H6), and ethylamine (C2H4NH2). In each of these compounds, there is a C-C bonding center.
An air bubble rises from the bottom of a lake 15 m deep. The temperature at the bottom of the lake is around 4 degree Celsius, and near the surface it is around 20 degree Celsius. Determine how many times bigger is the bubble at the top of the lak
In an x-ray diffraction experiment, employing x-rays of wavelength lambda = 0.500 x 10^-10m, a first-order maximum take place at 5.00 degrees off the crystal plane. Determine the distance among the crystal planes.
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Question: Which of the following statistics is true regarding adolescents? A. 1 million people each year get STDs. B. Half of STD infections are among people
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