New water level in the cylinder
A graduated cylinder contains 142 of water. A 15.0 piece of iron (density = 7.86 ) and a 19.0 piece of lead are added. What is the new water level in the cylinder?
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.1500g of an unknown sample was passed through a column of Amberlite-IR-200(+) resin and titrated with .2050M NaOH. If 9.75mL of titrant was required to reach phenolphthlein endpoint, which is the molecular weight of the unknown substance?
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In an experiment similar to the procedure set out for Part (A) of the Calorimetry experiment, 1.500 g of Mg(s) was combined with 125.0 mL of 1.0 M HCl.
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Calculate the maximum power that can be sent through an a=2cm , b=1cm air-filled waveguide at 12 GHz such that dielectric breakdown does not occur. Assume that the dielectric strength of air at atmospheric pressure is 3x10^6 [V/m]?
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