Module 1

Question 1

Accuracy definition?

Answer 1

how close to “true” value

Question 2

Measured value - 110cc
True value - 100cc
What is the % error?

Answer 2

10%

Question 3

Precision definition?

Answer 3

agreement between replicated measurements

Question 4

If standard deviation is low,

Precision high or low?

Answer 4

High

Question 5

Density equation

Answer 5

D = Mass/Volume

Question 6

Density of H2O

Answer 6

1 g/mL

Question 7

Specific gravity equation

Answer 7

(Density of object) / 1

Question 8

Specific gravity > 1 means what?

Answer 8

object is denser than water

Question 9

Specific gravity of < 1 means what?

Answer 9

object is less dense than water

Question 10

2.5m = ?cm

Answer 10

250cm

Question 11

1.5g = ?mg

Answer 11

1500mg

Question 12

1.2g = ?mcg

Answer 12

1,200,000mcg

Question 13

2% Lido,

How many mg/mL?

Answer 13

20mg/mL

Question 14

2% Lido,

How many mcg/mL?

Answer 14

20,000mcg/mL

Question 15

1:200,000 Epi,

How many mg/mL?

Answer 15

1mg/200mL
so,
0.005mg/mL

Question 16

1:200,000 Epi,

How many mcg/mL?

Answer 16

1mcg/0.2mL
so,
5mcg/mL

Question 17

2mL of 1:150,000 Epi contains how many mcg?

Answer 17

1mcg/0.15mL
so,
13.33mcg/2mL

Question 18

How many mg of Epi required to make 50mL of 1:200,000 solution?

Answer 18

1mg/200mL
so,
0.25mg

Question 19

5mL of 4% cocaine,

How many mg?

Answer 19

40mg/mL
so,
200mg

Question 20

25mL vial of 1% Lido w/ 1:500,000 Epi,

How much mg of each drug?

Answer 20

250mg of Lido

0.05mg of Epi

Question 21

How would you make 10mL of a 2% solution from 5% stock?

Answer 21

4mL of 5% solution w/ 6mL dilutent

Question 22

What is % concentration of solution with 5mg in 50mL?

Answer 22

0.1mg/mL
so,
0.01%

Question 23

How many vials of 1mL 1:1,000 Epi are required to make 50mL of 1:200,000 solution?

Answer 23

1:1000 = 1mg/mL
1:200,000 = 1mg/200mL
so, 1 vial for 200mL
so,
0.25 vials for 50mL

Question 24

1327cm = ?m

Answer 24

13.27m

Question 25

326g = ?kg

Answer 25

0.326kg

Question 26

3.88 x 10^5 m = ?km

Answer 26

3.88 x 10^2 km

Question 27

Mass = 10g
Volume = 5mL
Density = ?

Answer 27

2g/mL

Question 28

30C = ?K

Answer 28

303.15K

Question 29

1” = ?cm

Answer 29

2.54cm

Question 30

Equation for F to C

Answer 30

C = (F - 32)/1.8

Question 31

Equation for C to F

Answer 31

F = (C x 1.8) + 32

Question 32

1kg = ?lbs

Answer 32

2.21lbs