Chemistry, 26.09.2019 02:30 Blbyrd1287
The atomic number of nitrogen is 7. how many protons, neutrons, and electrons make up an atom of nitrogen-15
Answers: 1
Chemistry, 22.06.2019 09:00
Given the following reaction: c3h8+5o2=3co2+4h20 how many grams of co2 will be produced 7 g of c3h8 and 98 g of o2
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Chemistry, 22.06.2019 09:40
Which diagram shows the correct way to represent an ionic compound of magnesium oxide?
Answers: 3
Chemistry, 22.06.2019 18:50
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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Chemistry, 22.06.2019 21:00
Once similarity and one difference between a mixture of elements and a mixture of compounds
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The atomic number of nitrogen is 7. how many protons, neutrons, and electrons make up an atom of nit...
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