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muminat
3 years ago
9

(a) 12 cm + 0.031 cm + 7969 cm =

Chemistry
2 answers:
andreev551 [17]3 years ago
8 0

Answer:

7981.031

Explanation:

JulijaS [17]3 years ago
4 0

Answer:

7,981.031

Explanation:

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¿Que mide la solubilidad en una disolución?
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Answer:

En lugar de utilizar las ya conocidas unidades de concentración, para la solubilidad es más común emplear la siguiente: Medimos la solubilidad como la cantidad de gramos del soluto que podemos disolver en 100 gramos de disolvente.

Explanation:

4 0
3 years ago
1. 2KCIO3, -- 2KCI + 302<br> How many moles of O2 will be produced from 2.25 moles of KCIO3?
Scilla [17]

Answer:

3.375moles of O₂

Explanation:

The reaction expression is given as;

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To find the number of moles of O₂ produced we use known number of moles.

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                  2 mole of KClO₃ will produce 3 moles of O₂

                 2.25moles of KClO₃ will produce \frac{2.25 x 3}{2}   = 3.375moles of O₂

8 0
2 years ago
Identify bohrs model of the atom. His model described the reactivity of an element based on its number of valence electrons.
4vir4ik [10]
E is Bohrs model the dots on the rings represent the valence electrons
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Answer:

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Explanation:

6 0
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