Chemistry, 24.06.2020 02:01 rockinrosh12
Aluminum has a frequency threshold of 9.846 × 1014 Hz. Which best explains what will happen when light with a frequency below the frequency threshold strikes aluminum? Electrons will be ejected immediately. No electrons will be ejected. Electrons will start being ejected several seconds after the light strikes the aluminum. No electrons will be ejected unless the intensity is very high.
Answers: 3
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Ascientist measures the speed of sound in a monatomic gas to be 449 m/s at 20∘c. what is the molar mass of this gas?
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How many liters of oxygen gas, at standardtemperature and pressure, will react with 35.8 grams ofiron metal? 4 fe (s) + 3 o2 (g) → 2 fe2o3 (s)
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Can anyone answer these questions? ? i need it before 1: 00pm today
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Aluminum has a frequency threshold of 9.846 × 1014 Hz. Which best explains what will happen when lig...
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