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hram777 [196]
3 years ago
5

3. How many moles of NaCl are present in 6000. La 1.5 M NaCl solution?

Chemistry
1 answer:
Leno4ka [110]3 years ago
7 0

Answer:

Option A (9.0) is the correct alternative.

Explanation:

The given values are:

Molarity,

= 1.5 M

Volume,

= 6000 mL

or,

= 6 L

As we know,

⇒ Molarity=\frac{Moles}{Volume}

or,

⇒ The \ moles \ of \ NaCl=Molarity\times Volume

By putting the values, we get

                                     =1.5\times 6

                                     =9 \ mol

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A sample of gas in a 14.6 L flexible container is at 25.0oC and 1.00atm. What is the volume of the sample when heated to 220.0oC
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Answer: 24.1 L

Explanation:

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\frac{14.6}{298K}=\frac{V_2}{493}\\\\V_2=24.1L

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