Determine the probability of an atom decaying
Determine the probability of a 222Rn atom decaying in our lounges? The atmospheric concentration of 222 Rb may be assumed to be 1 pCi/L. In an average breath we inhale 0.5 L of air and exhale it 3.5s later.
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In spite of what may seem obvious, medical research has shown that being cold isn't related to catching a cold. Suppose that in one such study, 40 subjects were exposed to cold viruses.
Sulphur dioxide reacts with the chlorine to form the thionyl chloride (used as a drying agent for inorganic halides) and dichlorine oxide(used as a bleach for pulp, wood and textiles).
A researcher believes that accidents on built-up roads should occur on any day of the week with equal frequency. At the ????0.05 level, what is the researcher's conclusion?
Consider the case where A → B → C and where λA = λB. Develop an expression for the activity of B as a function of time. Determine the time t when the activity of Breaches a maximum.
A ball of 43g is fired horizontally with the initial speed, Vo, toward a ball of 110 g which is hanging motionless from a string of 1.0 m long. The balls experience a head-on, perfectly elastic collision, after which the ball of 110 g swings out t
Determine a reactor in which the production rate of U-239 via the238U(n, γ) 239U reaction is 10^5 atoms/s. Determine the activity of 239Pu after an irradiation of
Determine the silver concentration in a solution prepared by mixing the 250 mL of 0.310 M silver nitrate with 100 mL of 0.160 M of sodium chromate?
Perform a basic economic analysis. Assuming that it will cost the $25/L to dispose of liquid waste and $25/kg to dispose of solid waste, demonstrate how the cost of waste disposal influences the cost of your product.
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