Chapter: Mistakes and memorizations

Question 1

. 25.0 mL = _______ L ?

Answer 1

2.50x10–2 L

(Answer must be the same number of significant figures

Question 2

2.4 nm = _______cm ?

Answer 2

. 2.4x10–7 cm

Question 3

1.657 g + 0.25 g = ?

Answer 3

1.91 g

Question 4

What is the rule of significant figures when adding/subtracting scientific notation?

Answer 4

Answer is always given to the smallest number of significant decimals

Question 5

What is the rule of significant figures when multiplying/dividing scientific notation?

Answer 5

Answer is given to the smallest number of significant figures

Question 6

What is the equation giving the relation of Fahrenheit with Celsius

Answer 6

F = 9/5 x C + 32

Question 7

What is the equation giving the relation of Kelvin with Celsius

Answer 7

K = C + 273.15

Question 8

What is the equation giving the relation of Kelvin with Farenheit

Answer 8

32F = 273.15K

Question 9

What are the seven SI units?

Answer 9

metres, kiograms, seconds, amperes, kelvin, moles, candela

Question 10

What does Tetra mean?

Answer 10

1 x 10^12

Question 11

What does giga mean?

Answer 11

1 x 10^9

Question 12

What does mega mean?

Answer 12

1 x 10^6

Question 13

What does kilo mean?

Answer 13

1 x 10^3

Question 14

What does deci mean?

Answer 14

1 x 10^-1

Question 15

What does milli mean?

Answer 15

1 x 10^-3

Question 16

What does micro mean?

Answer 16

1 x 10^-6

Question 17

What does nano mean?

Answer 17

1 x 10^-9

Question 18

What does pico mean?

Answer 18

1 x 10^-12