Examen de Quimica II
Authored by Tania Roldan
Science
2nd Grade
Used 31+ times
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10 questions
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1.
OPEN ENDED QUESTION
5 mins • Ungraded
Balance la siguiente ecuación: Mn2O7 → MnO2 + O2
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2.
OPEN ENDED QUESTION
5 mins • Ungraded
Calcular los gramos de hidróxido de sodio (NaOH) de 350 ml dedisolución 2 M.
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3.
OPEN ENDED QUESTION
5 mins • Ungraded
Calcular la molaridad de 5 gramos de ácido sulfúrico (H2SO4) en una disolución de 200 cm3.
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4.
OPEN ENDED QUESTION
5 mins • Ungraded
Balancea la siguiente ecuación: Sb + HCl → SbCl3 + H2
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5.
OPEN ENDED QUESTION
3 mins • Ungraded
Peso molecular del (NH4)3PO4
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6.
OPEN ENDED QUESTION
5 mins • Ungraded
Calcular la molaridad de una disolución de 250 ml en la que está disueltos 30 gramos de cloruro sódico (NaCl).
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7.
OPEN ENDED QUESTION
5 mins • Ungraded
Balancea la siguiente ecuación: CaCO3 → CaO + CO2
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