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Radda [10]
3 years ago
10

What are the different chemical properties of the element Cobalt?

Chemistry
1 answer:
larisa [96]3 years ago
8 0

Answer:

It is a hard ferromagnetic, silver-white, lustrous, brittle element.

It is stable in air and does not react with water.

Like other metals, it can also be magnetized.

With dilute acids, it reacts slowly.

The metal melts at 1495 °C and boils at 2927 °C

Explanation:

hope this helps! maybe mark me brainliest?

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If i initially have 4.0 l of a gas at a pressure of 1.1 atm, what will the volume be if i increase the pressure of 3.4 atm?
ddd [48]
  The  volume  of  a  gas  that   its  pressure  increase  to  3.4  atm   is    calculated  as   follows

  By  use  of  boyles   law   that  is  P1V1=P2V2
V1=4.0  L
P1=1.1  atm
P2=3.4  atm
V2= P1V1/P2  

(1.1  atm  x  4.0 L)/3.4  atm=  1.29  L
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djyliett [7]
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Montano1993 [528]

Answer:

eight

Explanation:

That means there are 12 electrons in a magnesium atom

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2 years ago
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shutvik [7]

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What is the specific heat of a substance if 1450 calories are required to raise the temperature of a 240g sample by 20℃?
bazaltina [42]

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