1. Identify the separation techniques pictured below. Which technique would
be useful to separate a mixture of sand and salt? Of salt and water?
separating salt and water.
Filtering: Good for
UNIT 4 WORKSHEET 1
PERIOD _ DATE _
Why do chemists consider the electron the most important subatomic particle?
List the differences between a nuclear reaction and a chemical reaction.
(a) Draw a picture of a wave and label with
Data and Observations:
Complete a data table that includes a prediction of reaction type (single replacement, double
replacement, synthesis, decomposition, or combustion), observations, and identification of reaction type
for each reaction in the lab. (10