Water516.822.05.21.04 Isopropyl Alcohol516.821.54.70.94 Percentage error: The percentage error is the ratio of the difference between the actual and observed value to that of the actual value. The value of percentage error tells the accuracy of the experiment, it signifies that how much error is...
Homework Statement I need to find the percent error from a lab I did in class. i have all the data but I don't know what would be used for the theoretical weight and experimental weight in the percent error formula. I used 10 mL, 25 mL, and 50 mL of water in a graduated cylinder...
When they are heated, water is evolved and they turn blue. Explain how you could use cobalt chloride as a test of water. Cobalt chloride forms pink crystals. When they are heated, water is evolved and they turn blue. Explain how we could use cobalt chloride as a test for water. Suppose...
Question: Analysis of a 47.5-gram sample of water revealed a mass percent for lead of 4.94%. Calculate the number of grams of lead in this sample. Units of Concentration. The physical units of concentration of a solution (solute...