How can determine the numbers of grams of sicl4
Determine the numbers of grams of SiCl4 are obtained in the reaction of 2.8 g of silicon with excess chlorine? In the direct reaction of silicon with the Cl2 the yield of SiCl4 is 50 percent.
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It takes the freight train 2 hours longer to travel 200 miles than it takes the express train to travel 280 miles. Rate of express train is 20 miles per hour greater than rate of freight train. Determine times and rates of both trains.
The actual reaction mixture is 63% KClO3, 31%Sb2S3, and 6% P4, which means there is a slight excess of both potassium chlorate and phosphorus.
68% of students at a university live on campus. A random sample found that 24 of 40 male students and 43 of 55 of female students live on campus. At 0.05 level of significance, is there sufficient evidence to support claim that the difference exis
Calculate the charge balance equation for this system when a solution contains a 0.100 molar Fe(NO3)3 and 0.100 molar CaCl2.
An uranium nucleus of mass 238 u, primarily at rest, experiences radioactive decay. After an alpha particle of mass 4.0 u is emitted, the remaining nucleus is thorium of mass 234 u. When the alpha particle is moving at 0.054 the speed of light, de
Determine the binding energy of an electron to the metal surface when a metal has a threshold wavelength, for the onset of the photoelectric effect, of 781 nm.
Identify the 90% confidence intervals for the carbohydrate content. The glucose content of a glycoprotein is calculated to be10.5, 10.7, 11.0, 9.9, and 10.6 g of the carbohydrate per 100 g of protein in the replicate analyses.
A bomb of 0.50 kg is sliding all along an icy pond (frictionless surface) having a velocity of 2.0 m/s to the west. The bomb explodes into two pieces. After the explosion, a piece of 0.20 kg moves south at 4.0 m/s. Determine the components of the
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