Experiment: Tit ration of Sour Candy
In this experiment, you will dissolve SweeTarts' and Smarties' in water and titrate the solutions with (1.25 M Malta; The
end point will be determined with grape juice as the indicator. It changes color at approximatel
LE" In! I JIUIHIIIUIIIEII "
Flgure 2: Filberlng funnel preparation dllgrem
12. Prepare a ltering funnel as shown in Figure 2: fold a piece of lter paper in half twice to make quarters, and
open the paper to malce a small oone cfw_three quarters are open
9. Lislnl a pipette, acid drops at saturated citric acid solution to test tube 1 until It returns to Its original color.
Record trour observations In Table 3.
10. Use three new pH strips to test the new pH of the 3 solutions. Record the pH values in Table
Add 50 mL of distilled water and 5.00 mL of grape juice into an Erlenmeyer ask. Place the Erlenmeyer flask
directly under the syringefstopcock.
Hold the syringe over the ask, and slowly rotate the stopcock open to begin adding 0
Take the temperature of the water in the EDD mL beaker and record it In the Data section. Also. determine
the barometric pressure in the room, and record it in the Data section. HINT: The pressure in your re
I|ii'.I'ati=.- r Temperature: C
Barometric Pressure: mm Hg
Table 1: Volume Dot-I
Initial volume of air [mLi Final volume of air Volume of D; collected
after reaction cfw_mL [Final volume - initial volume
Table 2: Mon Time Date
Tlme reaction started
3. Calculate the concentration of grams of sodium stearate per milliliter of diluted solution. To do this, multInI-IIr the
concentration of sodium stearate in the dishwashlng liquid by the dilution of the solution cfw_1.3. mL dishwashing
liquid per 1013!
1. Reoord your dataforeach ofthetr1a|s In Table 2.
I. Reoo rd your reaction observations [Step 51 below:
Mass of Cara;
Mass of RICO;
Mass of lter paper
Mass of watch glass
Combined mass of prod-
uct, lter paper. and
Mass of dryr
Materials 10 and 1011 ml Graduated Glass Tubing (3 in.]
winders terge ring
5: E l t: 5 f! I
Elsi: 4 pm a t ms 5t" rod *Distllled water
5m '1'"- Mhf mu must provide
rem Packet Erien merger ask
Rubber band Therm f "Dppnal Materials
Flexible tubing [13 in.
2. Lightlyr sprinkle cinnamon onto the surface of the water In the Petri dish. HilIiT: Add lust enough to barelillr
cover the water.
3. IIIralI'lI up the dlshwashlni liquid solution with the calibrated pipette. Hold the pipette at a 45" male about 1
Experiment: Synthesis of Garden Lime
Materials 100 mL Graduated cvlinder
Safety Equipment: Safety goggles, Spatula
gloves Erlenmeyer ask
Sti i od
Wash bottle rr "E r
3 250 ML Beakers
Calcium Chloride, CaCIz Watch glass
Digital scale cfw_3] 5D mL Beakers
Uulullluau LIIC LnIJ [D l'l: IuIJ Llu'lzauullb allu rIaIIu'IJuI. lI_II'I:II IJEHIII Inu.
0 Lab 18: Arids and Bases
0 Experiment: Acidity of Common Household Products
I REQUIRES PHGTDS
- - Photo 1: Yourself and the Iabkit contents laid out for the experime
Q Lab 13: metals and oxidation
Experiment: Metal Reactivity
In this lab you will use what you know about chemical reactions and oxidation to examine howtwo metals cfw_zinc and iron!
react differently with a citric acid solution. You will then draw concl
Experiment: Acidity of Common Household Products
in this experiment, we will observe the neutralization of acids and bases using grape Juice as an Indicator. We will also test
common household products for their acidity or alkalinity.
Materials Iii Neutra