making A Solution Flashcards
1
Q
1st step? (Weigh)
A
Weigh the sample bottle containing the required mass of solid on a 2dp balance
2
Q
2nd step? (Transfer)
A
Transfer to beaker and reweigh sample bottle
3
Q
3rd step? (Record)
A
Record the difference in mass
4
Q
4th step? (Add)
A
Add 100cm3 of distilled water to the beaker
Use a glass rod to stir to help dissolve the solid
5
Q
5th step? (Pour)
A
Pour solution into a 250cm3 graduated flask via a funnel
6
Q
6th step? (Rinse)
A
Rinse beaker and funnel and add washings from the beaker and glass rod to the volumetric flask
7
Q
7th step? (Make up)
A
Make up to the mark with distilled water using a dropping pipette for the last few drops
8
Q
8th step? (Invert)
A
Invert flask several times to ensure uniform solution
