Humboldt State University ® Department of Chemistry

Richard A. Paselk

Science 331
Fall 2004 Lecture/Activity Office: SA560a
Notes: 17 November Phone: x 5719
Home: 822-1116
e-mail: rap1

Quiz 1

Investigations-Chemical Change

S + O2 -> SO2

C(H2O) + O2 -> CO2 + H2O

Candle, test-tube and water

CH4 + 2 O2 -> CO2 + 2 H2O

Vinegar and baking soda

H+ + HCO3- -> H2CO3

which in turn decomposes immediately

H2CO3 -> H2O + CO2


Sci 331 Home

© R A Paselk

Last modified 17 November2004