What is the difference between accuracy and precision in chemistry ?

If a || b and e || f, what is the value of y ?

How does a scientist the government? a. the scientist tells people in society what to do. b. the scientist determines the policies that the government spends money on. c. the scientist provides unbiased information to the government. d. the scientist makes laws based on his or her research results.

In which situation can a mixture always be called a solution