Chemistry, 01.10.2019 01:30 samsavage4073
Nitrogen has atomically mass of about 14 amu and a atomic number of 7. how many neutrons does nitrogen have ?
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There is an area in idaho named craters of the moon where most of the ground is covered with basalt, adark gray, igneous rock with no visibl crystals. what can you infer about the geographical history of the area?
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The diagram below shows the different phase transitions that occur in matter. which arrow represents the transition in which dew is formed?
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Asample of tin (ii) chloride has a mass of 0.49 g. after heating, it has a mass of 0.41 g. what is the percent by mass of water in the hydrate? %
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Nitrogen has atomically mass of about 14 amu and a atomic number of 7. how many neutrons does nitrog...
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