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Chemistry, 03.08.2019 09:20 yzafer9308
If an element has a mass of 51amu and 22 protons what element is it
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Chemistry, 23.06.2019 11:00
Which of the following reactions is endothermic? h2(g) + ½ o2(g) h2o(g), h = -57.82 kcal ½n2(g) + o2(g) + 8.1 kcal no2(g) ½ n2(g) + 3/2 h2(g) nh3(g) + 11.0 kcal c(diamond) + o2(g) co2, h = -94.50 kcal
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If an element has a mass of 51amu and 22 protons what element is it...
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