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Chemistry, 21.06.2019 17:30
Supongamos que estás estudiando dos estrellas. ambas estrellas tienen la misma magnitud aparente, pero la estrella a tiene una magnitud absoluta mayor que la estrella b. ¿que puedes decir acerca de la distancia a la tierra de estas dos estrellas?
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Chemistry, 21.06.2019 21:00
Which of the following compounds does not contain molecules? question 2 options: co2 h2 nacl h2o
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What mass of natural gas (ch4) must you burn to emit 276 kj of heat?
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What does it mean for something to be dissolved in watera- it is submerged in water moleculesb-it is stirred in the water moleculesc- it is surrounded by water molecules d-it has water molecules added to it
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A metal cube has a mass of 54g and a volume of 20.0cm^3. Is this metal composed of pure aluminum. Su...
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