Chem Lab 2

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ObjectLength
(cm)Length
(mm)Length
(M)
CD12cm120mm.12M
Key5.3cm53mm.053M
Spoon15.5cm155mm.155M
Fork19.8cm198mm.198M

WaterTemperature
Temperature
Temperature
K
Hot from tap38 C°100.4 F°311K
Boiling93 C°199.4 F°366K
Boiling 5 minutes 95 C°203.0 F°368K
Cold from tap15 C°59 F°288K
Ice water 1 minute8 C°46.4 F°281K
Ice water 5 minutes5 C°41.0 F°278K

ObjectEstimated mass
(g)Actual mass
(g)Actual mass
(Kg)
Mechanical pencil4g5.55g.00555kg
3 pennies9g8.7g.0087 kg
1 quarter6g-7g5.75g.00575 kg
2 quarters, 3 dimes13g18.3g.0183 kg
4 dimes, 5 pennies20g18.45g.01845 kg
3 quarters, 1 dime, 5 pennies28g34.0g.034 kg
Key6g-7g7.65g.00765 kg
Key, 1quarter, 4 pennies 25g24.55g.02455 kg

Mass
AMass
BMass
B-A
LiquidVolume
(ml)Graduated cylinder
(g)Graduated cylinder
Liquid (g)Liquid
(g)Density
g/ml% Error
Water5ml18.85g23.4g4.55g0.91g/ml
Isopropyl alcohol5ml18.85g23.0g4.15g0.83g/ml

ObjectMass
(g)Length
(cm)Width
(cm)Height
(cm)Volume
(cm3)Density
(g/ cm3)
Magnet 4.35g2.55cm.6cm.6cm.918 cm34.74g/cm3

ObjectMass
(g)Initial volume of Graduated cylinder
(ml)Final volume of Graduated cylinder
(ml)Object volume
(ml)Density
(g/ml)
Magnet4.35g7ml7.75ml.75ml5.8 g/ml
Metal bolt7ml8.25ml1.25ml3.5 g/ml

Mass
(g)Mass of displaced water
(g)Volume of displaced water
(ml)Density
(g/ml)
Magnet4.35
Metal bolt8g

ChemicalMass
(g)Molecular weight
(g)Moles in volumetric flaskTotal volume
(L)Molarity
(mol/L)
Sugar
C12H22O118g342.22g.0234.025L.936

Volume
(ml)Mass
(g)Density
(g/ml)Initial concentration
(M)Volume transferred
(ml)Final concentration
(M)
025ml27.2g1.088g/ml0.0ml.936
125ml24.7g.988 g/ml.936M2.5ml.0932
225ml24.4g.976 g/ml.0932M4.5ml.0168
325ml24.35g.974 g/ml.0168M3.0ml.002016
425ml24.6g.984 g/ml.002016M6.0ml...
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