What does pen mean?.
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Answers: 3
Chemistry, 22.06.2019 04:00
Write the empirical chemical formula of calcium with a mass percent of 38.8, phosphorus with a mass percent of 20.0, and oxygen with a mass percent of 41.3.
Answers: 1
Chemistry, 22.06.2019 20:10
What would happen to a volleyball left outside in the winter? o o o o a. it would expand. b. it would lose air. c. it would shrink. d. it would explode.
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Chemistry, 23.06.2019 08:30
Of element x has 22 protons, how many electrons does it have
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Chemistry, 23.06.2019 09:20
La reaccion entre monoxido de nitrogeno (no) y oxigeno para formardioxido de nitrogeno (no2) es un paso determinante para la formacion del smog, la reaccion es la siguiente: 2no + o2 = 2no2 cual sera el numero de moles de no2 que se formaran por la reaccion completa de 8 moles de oxigeno con suficiente monoxido?
Answers: 1
Mathematics, 13.04.2020 05:02
English, 13.04.2020 05:04
English, 13.04.2020 05:04
English, 13.04.2020 05:04
English, 13.04.2020 05:04
Mathematics, 13.04.2020 05:05
Mathematics, 13.04.2020 05:05
English, 13.04.2020 05:05
English, 13.04.2020 05:05
Chemistry, 13.04.2020 05:05