[ Chemistry ] Open Question : What is the concentration of Ca in this solution in ppm (parts per million)?
Calcium propanoate, Ca(C3H5O2)2 is used as a food preservative in bread to prevent growth of moulds. You are working in a bakery part time and the baker asks you to make a 655 mL solution containing 0.5823 g calcium propionate. What is the concentration of Ca in this solution in ppm (parts per million)?
Use the relationship 1 ppm = 1 mg /L. Use four significant figures in your answer. Do not put the units in your answer.
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