Chemistry, 21.09.2021 14:00 hunterkerlin20p3l6ff
Si se tiene 15 grs de Niquel puro y se pone a reacionar con 20 ml de HNO3 al 54%, ¿cual es la pureza del Ni(NO3)2?
Ecuación: Ni + HNO3 = Ni(NO3)2 + NO2 + H2O
Con la ecuacion porfa
Answers: 3
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9. write the chemical equation for the following word equations. include symbols for physical states in the equation. a. solid zinc sulfide + oxygen gas -> solid zinc oxide + sulfur dioxide gas b. aqueous hydrochloric acid + aqueous barium hydroxide -> aqueous barium chloride + water
Answers: 1
Chemistry, 22.06.2019 06:30
Three cards with holes are arranged in a straight line. a light is shined through the first card’s hole and travels through all three cards. what does this tell you about light rays? a) that light is reflected b) that light is refractive c) that light travels in a straight line d) that light does not travel in a straight line
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What is the percent composition of ca(oh)2? 37.7% ca, 53.0% o, and 10.3% h 45.5% ca, 38.2% o, and 16.3% h 54.0% ca, 43.0% o, and 2.7% h 64.7% ca, 27.0% o, and 8.3% h
Answers: 2
Si se tiene 15 grs de Niquel puro y se pone a reacionar con 20 ml de HNO3 al 54%, ¿cual es la pureza...
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