Determine the distance of closet approach to the nucleus
A proton is fired from far away toward, the nucleus of a mercury atom. Mercury is element no. 80. If the initial velocity of the proton is 4x107m/s, what is the distance of closet approach to the nucleus? Assume the nucleus remains at rest.
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A uniform magnetic field of magnitude 0.30 T is directed perpendicular to the plane of a rectangular loop having dimensions 8.2 cm by 15 cm. Find the magnetic flux through the loop.
Protons in a linear accelerator are accelerated through a potential difference of 400,000 volts. What is the velocity of the protons after being accelerated?
Using psychrometric chart, determine a. the relative humidity b. the humidity ratio c. the enthalpy d. the wet-bulb temperature e. the water vapor pressure.
6.32 g of potassium chlortae reacts according to the following equation : 2 KClO3 -> a KCl + 3 O2 Determine the quantity of oxygen produced by the reaction as amass and as a volume at a 105 kPa and 300 K.
If a process is in a state of statistical control, can we assume that all or nearly all of the units produced will be within the specification limits? Comment.
Based on the structures of Aspirin and Acetaminophen, why might aspirin be more likely to cause an upset stomach?
If you suspect a chemical used in the lab might be carcinogenic, what definitive written source of info is availible in the lab to look it up?
A flame test on NaCl produces an intense orange-yellow color. A sodium vapor street lamp (using elemental sodium) produces the same color.
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