High School

How many milliliters of liquid does the smaller graduated cylinder contain? (3 sig fig)

A. 100.2 mL
B. 120.5 mL
C. 150.8 mL
D. 110.3 mL

Answer :

Final answer:

The smaller graduated cylinder contains approximately 98.56 mL mL of liquid.

Therefore the correct answer is: a. 100.2 mL

Explanation:

The smaller graduated cylinder contains approximately 98.56 of liquid. By visually examining the meniscus and comparing it to the markings on the cylinder, we can estimate the volume between the 98 and 99mL marks. The tenths-place digit is uncertain, so a reasonable estimate for the liquid's volume is 98.56mL.

Measuring liquid volume is a common task in various contexts, such as cooking, science experiments, or industrial processes. There are different tools designed for accurate liquid volume measurement. Here are some common instruments used for measuring liquid volume:

Graduated Cylinder:

A graduated cylinder is a tall, narrow container with volume markings along its side.

Pour the liquid into the cylinder and read the volume at the bottom of the meniscus (the curved surface of the liquid).

Beaker:

Beakers are wide-mouthed cylindrical containers with volume markings.

The volume markings on a beaker are not as precise as those on a graduated cylinder, but they provide a general idea of the volume.

Measuring Cup:

In cooking and household settings, measuring cups are commonly used.

These cups typically have volume markings for various liquid measurements, and you pour the liquid to the desired line.

Pipette:

Pipettes are used for precise measurements in laboratories.

They come in different types, such as volumetric pipettes or graduated pipettes, and are designed for specific volumes.

Burette:

Burettes are used in analytical chemistry for titrations and have precise volume measurements along their length.

Syringe:

Medical syringes or laboratory syringes can be used for precise liquid volume measurements.

When measuring liquid volume, it's essential to ensure that you are using the appropriate tool for the required accuracy and precision. Always read the volume at the bottom of the meniscus to minimize parallax errors. Additionally, make sure the measuring instrument is clean and calibrated for accurate results.

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