Activity 1,2 (Not Complete)

Question 1

Rinse affected area with alcohol

Answer 1

False

Question 2

Cracked apparatus should be handled well

Answer 2

False

Question 3

Accident cannot be avoided

Answer 3

False

Question 4

Goggles protects your eyes from spill hazards and fumes

Answer 4

False

Question 5

Prescription glasses can replace safty goggles

Answer 5

False

Question 6

Best substance for acidic spill

Answer 6

Sodium bicarbonate

Question 7

Not be done handling glasswares

Answer 7

Use tissue

Question 8

Laboratory practice that is wrong

Answer 8

Organic solvents drained into sink

Question 9

Proper way of heating liquid

Answer 9

Low flame when using Bunsen burner

Question 10

Use fume hood when

Answer 10

Handling noxious chemical, bromine or acetic anhydride, performing reaction that produces toxic gas

Question 11

Wrong practice in lab

Answer 11

Inhale pleasant smelling vapors

Question 12

Why important to be in lab before class

Answer 12

Hear safety lectures

Question 13

Why avoid contact lenses

Answer 13

No protection, form fumes and dry, hard to remove, absorb chemical and concentrate it, prevent eyes from flushing

Question 14

3 safety related devices in lab and what does it protect you from

Answer 14

Laboratory gown- hazard/toxic flash which can cause burns/fire accidents
Safety goggles- chemical splashes
Latex gloves- reagents hazardous to skin in direct contact

Question 15

Penalty for horseplay

Answer 15

Zero mark

Question 16

How to detect cracks in glasswares

Answer 16

Inspect “star cracks”; hold it in light; replace

Question 17

What is material safety data sheet

Answer 17

Check toxicity and other potential hazards associated

Question 18

Dispense chemicals, read label twice

Answer 18

True