Please answer in an experiment, a student measured the amount of vitamin C in 200 mL of orange juice as 65 mg. The label on the carton stated the amount was 95 mg. What was the percent error in the measurement by the student? Express answer to one decimal place.

Astudent carefully transfers 30 g of water and 30 g of alcohol in a glass tube, forming two layers and filling the tube completely. after sealing the tube, the student mixes the solutions, and notices a bubble that forms in the tube. what is the mass of the contents in the glass tube after mixing?

Use this information to determine the number of calends electrons in the atoms. which of the following correctly compares the stability of the two atoms? a) both are unreactive b) both are highly reactive c) a is unreactive and d is reactive d) a is reactive and d is unreactive

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