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Chemistry, 22.06.2019 12:00
What is the percentage of hydrogen in nitrogen trihydride
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Chemistry, 22.06.2019 12:30
Consider the four elements above. which one of these elements will combine with oxygen in a 1: 1 ratio?
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Chemistry, 23.06.2019 01:20
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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The enthalpy of vaporization of water is 2,257,000 J/kg. If I have a 1 kg sample, how much energy is...
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