The concentration determined for an unknown sample of hydrochloric acid by a student is 0.1354 M. According to the instructor’s information, the true molarity (M) of this solution is 0.1364 M. What is the percent error in this experiment? Round your answer to the nearest tenth.

Each person in an it department of 25 people works on at least one of 3 major projects: system security, program implementation, platform development. 10 people work on system security, 13 work on program implementation, and 12 work on platform development. 4 people work on system security and platform development, 5 people work on program implementation and platform development, and 2 people work on all three projects. how many people work on system security and program implementation?

Which of the following pair(s) of circles have las a common external tangent? select all that apply. a and b a and c b and c

Over the course of a month, a person's weight decreases. what type of relationship is this? a. positive relationship