Indicate the proper sequence of steps required in the use of a volumetric pipet. Step 1: Squeeze the blue bulb to expel most of the air.
Step 2:
Step 3:
Step 4: Draw liquid above the calibration line, but not into bulb
Step 5: Remove the bulb and control the flow of liquid with your finger
Step 6: Release liquid until bottom of meniscus lines up with the calibration line
Step 7:
Step 8: Release liquid into the receiving flask
Step 9:

Can someone me with questions 15 to 17 plz.

Which statement best explains the relationship between an area is geography and the temperature of its surface water

Ageochemist examines a piece of metal that he found in the soil. he performs tests to identify the metal from its density, electrical conductivity, and melting point. which statement best describes his investigation? a. he is determining physical properties that are sufficient to identify the metal. b. he is determining chemical properties that are sufficient to identify the metal. c. he is determining physical properties that are insufficient to identify the metal. d. he is determining chemical properties that are insufficient to identify the metal.