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Chemistry, 23.06.2019 10:30
When a chemist collects hydrogen gas over water, she ends up with a mixture of hydrogen and water vapor in her collecting bottle. if the pressure in the collecting bottle is 97.1 kilopascals and the vapor pressure of the water is 3.2 kilopascals, what is the partial pressure of the hydrogen?
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Chemistry, 23.06.2019 12:30
)a children’s liquid cold medicine has a density of 1.23 g/ml. if a child is to take 2.5 tsp in a dose, what is the mass in grams of this dose? (1 tsp = 5 ml)
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Chemistry, 23.06.2019 13:00
Me puede ayudar con estas preguntas 1. diga que estudia la quÃmica orgánica explica el nacimiento bioquÃmicas 2. cual es la importancia de la quÃmica orgánica. 3. determine las principales caracterÃsticas del hidrógeno, oxigeno, nitrógeno y azufre como elementos que constituyen los compuestos orgánicas. 4. elabore una tabla comparativa entre compuestas orgánicas e incaicos.
Answers: 1
The force needed to overcome kinetic energy friction is usually less than that needed to overcome st...
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