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attashe74 [19]
3 years ago
7

how many moles of cesium carbonate will be produced when 5.34 moles of cesium reacts with iron iii carbonate

Chemistry
1 answer:
geniusboy [140]3 years ago
8 0

Answer:

                      2.67 moles of Cs₂CO₃

Explanation:

                     The balance chemical equation for given single replacement reaction is;

                            6 Cs + Fe₂(CO₃)₃ → 3 Cs₂CO₃ + 2 Fe

According to equation,

                       6 moles of Cs produced  =  3 moles of Cs₂CO₃

So,

                       5.34 moles of Cs will produce  =  X moles of Cs

Solving for X,

                       X  =  5.34 mol × 3 mol / 6 mol

                      X  =  2.67 moles of Cs₂CO₃

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Katarina [22]

Answer:

8H2SO4 + 2KMnO4 + 5Na2O2 => 8H2O + 2MnSO4 + 5Na2SO4 + 5O2 + K2SO4

have:

Explanation:

6 0
2 years ago
Método científico: El trabajo científico se caracteriza por ser planificado, con objetivos iniciales y que habitualmente se dan
Snezhnost [94]

Answer:

Ver explicación

Explanation:

El método científico se refiere al patrón establecido de resolución de un problema científico. Los siguientes son pasos importantes en el método científico;

Haz una observación.

formular preguntas relevantes.

elabore una hipótesis que pueda ser probada.

Diseña un experimento.

Prueba la hipótesis usando tu diseño experimental.

Teniendo en cuenta ambos escenarios, el último caso en el que estudiantes de diferentes capacidades trabajan juntos para resolver un problema refleja mejor el método científico porque pueden hacerse preguntas entre sí y llegar a hipótesis comprobables que pueden demostrarse como verdaderas o falsas mediante experimentos.

8 0
2 years ago
A science teacher asked students to calculate the density of a toy block. The mass of the block was 110 grams and the volume of
Kipish [7]

Answer:

13.75

Explanation:

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5 0
3 years ago
Cuando un gas que se encuentra a 20°c se calienta hasta los 40°c sin que varie su presion, su volumen se duplica
kati45 [8]

Answer:

Not doubled

Explanation:

The equation below represent the ideal gases relationship

PV ÷ T = constant

Here

P denotes pressure,

V denotes volume,

T denotes temperature in degrees Kelvin

Now

20 ° c = 273 + 20

= 293 K

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40 ° c = 313 K

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V = Vo. 313 K ÷  293 K = 1.07 Vo

So,  the volume is NOT doubled.

In the case when the temperature would be determined in degrees celsius at 0 degrees so the volume would be zero

4 0
2 years ago
How many electrons does oxygen have in its outer shell?
Ne4ueva [31]
6 . 2 in its inner shell & the remaining 6 in its outer shell.
7 0
3 years ago
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