Chemistry 1 Lab Final

In case of accidental contact with chemicals, how long should the eyes be flushed at the eyewash station?

15 minutes

When should lab participants look at the Safety Data Sheet (SDS) of a substance?

Before using the substance

A student removes a chemical sample from a reagent bottle to be used in an experiment. What should he do with any excess chemical remaining from this sample after the experiment is complete?

Check and see if anyone else can use the chemical. If not, discard in the proper waste container.

Move to the safety shower if you spill hazardous chemicals on your ________.Stand under the shower and ______ the lever. Remove the clothing and continue flushing the area for ____ minutes.

clothes pull 15

What are the precautions to take with exits in lab?

dont block a door with an exit sign locate exits prior to the start of lab

If you drop or break glassware in lab,____________. Then, _____________ . Finally, place all that material into the ____________.

first get thick gloves or dustpan . carefully collect all the broken glassware broken glass container

Most chemicals can be cleaned up with a general spill kit, but a few chemicals require specialized spill procedures. For each substance listed, determine whether a general spill kit is sufficient or if a specialized spill kit is needed. methanol phosphoric acid mercury hydrofluoric acid acetone

general general special special general

What should you not do when responding to an emergency?

grab your belongings

What type of info is necessary to communicate with emergency responders?

how the incident happened any chemicals involved in an accident any other hazards present in the lab

What information is necessary to review in order to be considered familiar with the Safety Data Sheet (SDS) of a substance?

identification and description of substance Hazard warnings Personal protection and first aid recommendations Handling, storage, and reactivity information

Identify the safety equipment designed to deal with each emergency listed. chemicals on clothes-- fire on a person-- cuts or minor burns-- large fire on bench-top- chemicals in eyes--

safety shower fire blanket first aid kit fire extinguisher eye wash station

Determine where to dispose of each type of waste. unused solid reagent titrant solution broken flask syringe tips

solid waste container bottle with cap box lined with puncture resistant bag sharps container

Last step of cleaning any spill

Wipe down the affected area with detergent and water.

Steps in liquid spill clean up. 1. Surround the area with _______, then cover the spill. 2. Scoop up the material and place in a __________. 3. Place the bagged waste in a _______ 4. Wipe down the area with __________ .

absorbent material plastic bag solid waste container. detergent and water

When an alarm sounds in the laboratory, it is important to respond _____ and remain ______. Listen for any other instructions, turn off any _____ in use, and be prepared to leave immediately.

calmly quiet equipment