Answer: 4 molL-1
Explanation:
Detailed solution is shown in the image attached. The number of moles of NaCl is first obtained. Since the molarity must be in units of molL-1, the volume is divided by 1000 and the formula stated in the solution is applied and the answer is given to one significant figure.
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1 gram = 1000 milligrams
/ move the decimal to the left 3 because you multiply by 10^3
5.712 grams = 5,712 milligrams
1 gram = 0.001 kilograms
/ move decimal to the right 3 because you multiply by 10^ -3
5.712 grams = 0.005712 kilograms
Answer:
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