The unknown acid H2X can be neutralized completely by OH according to the following (unbalanced) equation: The ion formed as a product, X2, was shown to have 36 total electrons. What is element X? Propose a name for H2X. To completely neutralize a sample of H2X, 35.6 mL of 0.175 M OH solution was required. What was the mass of the H2X sample used?

CH1010 Worksheet 1 Answers CH1010 Exercises (Worksheet 1) (Significant figures, Units, Precision, Accuracy, Temperature scale) 1. Which of the following include exact numbers a. There are 100 cm in 1m. exact b. One meter equals 1.094 yards inexact o o c. We can use the equation F = 9/5 C + 32 to convert from Celsius to Fahrenheit temperature. Are the numbers 9/5 and 32 exact or inexact d. United States has 50 States exact e. There are 3600 seconds in ao hour exact f. Density of mercury at 25 C is 13.53 g/mL inexact g. There are 453.59 g in a pound # of g in a pound is not a unit definition; ine