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A pipet bulb or pipet pump can be used in combination with a volumetric or graduated...

A pipet bulb or pipet pump can be used in combination with a volumetric or graduated pipet as the means to fill the pipet with liquid. The bulb and pump each have their own advantages and disadvantages.

Determine whether the given examples are characteristics of a pipet bulb or pipet pump.

usually made from plastic

can be digital

relatively simple operation

can be calibrated

usually made from rubber

less expensive

more precise

operated by pinch valves

science   chemistry   
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Answer #1

Pipette bulb is usually made from rubber. It's operation is relatively simple. Less expensive. And it is operated by pinch valves.

Option 3,5,6 and 8 are right.

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