Question

3 matching 10 points
used to hold test - tubes (as a support)
used for titrations. these come in different sizes.
used to get the mass of a substance
used for titrations (elongated tube)
test - tube rack
analytical balance
erlenmeyer flask
burette

Explanation:

1. A test - tube rack is specifically designed to hold test - tubes as a support.
2. Burettes are used for titrations and come in different sizes.
3. An analytical balance is used to measure the mass of a substance.
4. Burettes are elongated tubes used for titrations.

Answer:

1. Test - tube rack
2. Burette
3. Analytical balance
4. Burette