Problem related to mass of a star
The mass of a star is 1.49 x 1031 kg and it performs one rotation in 26.1 days. Find its new period (in /days) if the diameter suddenly shrinks to 0.59 times its present size. Assume a uniform mass distribution before and after.
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Calculate the fraction of the principal species in the solution by mixing 0.1Mleucine and 0.1M NaOH, and the pH of that solution.
When carbon is burned in air, it reacts with oxygen to form carbondioxide. When 12.0 g of carbon were burned in the presence of48.0 g of oxygen, 16.0 g of oxygen remained unreacted.
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Write a system of linear equations to represent the situation. Then use Cramer's rule to find the number of $10 bills.
How much ice (in grams) would have to melt to lower the temperature of 352 mL of water from 26 C to 6 C?(Assume the density of water is 1.0 g/mL.)
The tungsten filament of one of your round bulbs has a radius of about 0.015 mm. Calculate the electric field required to drive 0.15 ampheres of current through the glowing bulb and show that it is huge compared to the field in the connecting copp
You want to load 15 μg of protein in 10 μL into one ofthe 12% polyacrylamide gel well. The protein needs to be in 1Xbuffer and in a total volume of 0.100 ml. You are given a 4.5 mg/mlprotein solution, a 20X sample buffer, and distilled water
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