How many ounces are in a liter?
1 answer:
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Answer:2. 109 g NaCl
3. 31.9 g ZnCl2
4. 15.4 g Al2O3
Explanation: First find moles of the given compound
Next do the mole ratio between both compounds
Convert moles to mass.
Given :
Volume of NaCl solution 2.5 L .
Molarity of NaCl solution is 0.070 M .
To Find :
How many moles are present in the solution.
Solution :
Let, n be the number of moles.
We know, molarity is given by :
So,
Therefore, number of moles of NaCl is 0.175 moles.
