Chemistry, 03.05.2021 14:00 rurbanok12
2. Cuando se añade ácido clorhídrico sobre cinc se produce hidrógeno y cloruro de cinc. Suponiendo
que se añade un exceso de ácido clorhídrico sobre 75 g de cinc con una pureza del 93%, calcular:
a) El volumen de hidrógeno que se obtendrá, medido a 27ºC y a una presión de 740 mmHg.
b) La masa de cloruro de cinc que se obtendrá.
Answers: 1
Chemistry, 22.06.2019 00:10
Select the correct answer. which phrase correctly describes temperature? o a. average rotational kinetic energy of the particles in an object o b. average energy of the particles in an object c. average translational kinetic energy of the particles in an object od. all energy possessed by the particles in an object
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Chemistry, 22.06.2019 17:40
How much heat is added if 0.814g of water increase in temperature by 0.351 degree c?
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Chemistry, 22.06.2019 22:00
4.25g sample of solid ammonium nitrate dissolves in 60.0g of water in a coffee-cup calorimeter, the temperature drops from 22.0 c to 16.9 c. assume that the specific heat of the solution is the same as that of pure water. calculate delta(h) (in kj/mol nh4no3) for the solution proces.
Answers: 2
2. Cuando se añade ácido clorhídrico sobre cinc se produce hidrógeno y cloruro de cinc. Suponiendo...
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