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gavmur [86]
3 years ago
5

PLZ HELP PPPLLLLLZZZZ HELP ITS OVER DUE PPPPPPPPPPPLLLLLLLLLLLLLLLLLLLLZZZZZZZZZZZ

Chemistry
1 answer:
vlada-n [284]3 years ago
7 0
I think it is the bottom left :)
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Scientific law,it describes an observed pattern in nature
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Below is a diagram of an atom. What is the atomic number of this atom?
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Chegg All of the following compounds are soluble in water except ____ . KClO4 Ba(OH)2 KCl PbCl2 AgNO3
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3 years ago
Calculate the number of moles of solute in 16.55 mL of 0.1475 M M2Cr3O7
aliina [53]

Number of moles of solute in 16.55 mL of 0.1475 M M2Cr3O7 is 0.00244 moles.

<u>Explanation:</u>

The properties and behavior of many solutions depend not only on the nature of the solute and solvent but also on the concentration of the solute in the solution. Molarity (M) is the concentration of a solution expressed as the number of moles of solute per liter of solution:

Molarity = \frac{moles-solute}{lites-solution},

Here , litres-solution = \frac{16.55}{1000} l = 0.01655l.

⇒ Molarity = \frac{moles-solute}{lites-solution}

⇒ 0.1475 = \frac{moles-solute}{0.01655}

⇒ moles-solute = 0.01655(0.1475)

⇒ moles-solute = 0.00244

Therefore, Number of moles of solute in 16.55 mL of 0.1475 M M2Cr3O7 is 0.00244 moles.

6 0
3 years ago
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