1.10 The intensity of a collimated, parallel beam of potassium atoms is reduced 3.0% by a layer of argon gas 1.0 mm thick at a pressure of 6.0 x 10-4 mmHg. Calculate the effective target area A per argon atom. Answer: 1.10 A 1.4 x 10-14 cm²

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1.10 The intensity of a collimated, parallel beam of potassium atoms is reduced
3.0% by a layer of argon gas 1.0 mm thick at a pressure of 6.0 x 10-4 mmHg.
Calculate the effective target area A per argon atom.
Answer:
1.10 A 1.4 x 10-14 cm²
Transcribed Image Text:1.10 The intensity of a collimated, parallel beam of potassium atoms is reduced 3.0% by a layer of argon gas 1.0 mm thick at a pressure of 6.0 x 10-4 mmHg. Calculate the effective target area A per argon atom. Answer: 1.10 A 1.4 x 10-14 cm²
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