chapter 1 & 2

Question 1

What makes up an acid?

Answer 1

H + halogen

Question 2

H + polyatomic ion

Answer 2

creates an acid…do NOT put HYDRO in front, but change the polyatomic ion name ending

• ate = ic
• ite= ous

Question 3

Formula for K temp

Answer 3

K= C + 273.15

Question 4

ionic compound is a ___ + ____

Answer 4

cation + anion

Question 5

Formula for C temp

Answer 5

C= 5/9 ( F-32)

Question 6

Formula for F temp

Answer 6

F= 9/5 (C+32)

Question 7

Zeros between nonzero digits are ______

Answer 7

significant

Question 8

Zeros at the beginning of a number are______

Answer 8

never significant

Question 9

Zeros at the end of a number are

Answer 9

significant (if there is a decimal)…If there is no decimal they are assumed to be nonsignificant– exponential notation can be used

Question 10

For addition & subtraction, the results have the same number of decimal places as the measurement with the fewest_________

Answer 10

decimal places

Question 11

For multiplication & division, the results have the same figures as the measure with the fewest ______

Answer 11

significant figures