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Q: How many moles of potassium are contained in 449 g of potassium?

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449 (g K) / 39.1 (g/mol K) = 11.5 mol K

Mercury, but it has a very thin and light atmosphere made of helium and sodium. Mercury's daytime temperature is 400oC and the nighttime temperature is -200oC. All planets have very different temperatures at the surface. Mercury's Maximum Temperature 465°C (870°F) Mercury's Minimum Temperature -184°C (-300°F) Venus' Average Temperature 449°C (850°F) Earth's Average Temperature 7.2°C (45°F) Mars's Maximum Temperature 36°C (98°F) Mars's Minimum Temperature -123°C (-190°F) Jupiter's Average Temperature -153°C (-244°F) Saturn's Average Temperature -184°C (-300°F) Uranus' Maximum Temperature -184°C (-300°F) Neptune's Average Temperature -223°C (-370°F)

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449 (g K) / 39.1 (g/mol K) = 11.5 mol K

Potassium (chemical symbol K) has atomic number 39.1. Amount of K in 449g sample = 449/39.1 = 11.5mol There are 11.5 moles of potassium in a 449g sample.

449 miles = 722.5955 km.

There are 0.3048 metres in one foot. Therefore, 449 feet is equal to 449 x 0.3048 = 136.8552 metres.

1% of 449 = 1% * 449 = 0.01 * 449 = 4.49

449% = 449/100 in fraction

449

449

449% = 449/100 in fraction

The positive integer factors of 449 are: 1, 449

449

449 miles

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