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Suppose you wanted to make 100 grams of water. what is the molar mass of water (h2o)?
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What is the wavelength of a wave with a velocity of 50 m/s and a frequency of 5hz a 250 m b 0.1 m c 10m d 0.01 m
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Use the de broglie's wave equation to find the wavelength of an electron moving at 7.3 × 106 m/s. show your work. note: h = plank's constant (6.62607 x 10-34 j s)
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How many atomic mass units are equal to 1.672×10−24 g of protons?
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The half-life of cesium-137 is 30 years. Suppose that we start with 70 grams of cesium-137 in a stor...
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