What is abundance of each isotopes
Rb has two naturally occurring isotopes 85Rb and 87Rb, with masses 84.9118 amu and 86.9092 amu, respectively. The average atomic mass is 85.468 amu. What is abundance of each one?
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A cord of length 1.5 m is fixed at both ends. Its mass per unit length is 1.2 g/m and the tension is 12 N. What is the frequency of the fundamental oscillation?
Identify the specific legislation (law or bill) you think is linked to the issue, and explain why you think there is a connection. Consult the National Congress of American Indians website, the Indian Country Today website, or another online
At what level of protein structure is limited rotation of peptide bonds important? What is the impact of protein structure on protein function?
What extent do the artists contribute to the shaping and changing of the technologies involved in their art? What is the relation between artistic styles and the technology used for the respective art? Why and give an example? Please answer i
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Derive an expression for the mean free path for any gas in terms of the collision diameter, the temperature, and the pressure.
Choose two settings from Ch. 9 of the text and list each setting. Then, complete the following tables. List five threats appropriate to the environment from the setting you chose. Rate the risk for each threat from 0 (low) to 10 (high). Then,
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