What Is the Mass of Salt in a 400-Gram Sample

question 44

Multiple Choice

What is the mass of salt in a 400-gram sample of salt water which is 1.50% (w/w) ?

• A) 1.50 grams
• B) 2.67 grams
• C) 3.00 grams
• D) 6.00 grams

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Definitions:

Diagram

A diagram is a simplified drawing or plan that represents ideas, concepts, structures, or systems visually, often used for explanation or troubleshooting.

Aquifer

A subsurface layer of permeable rock, rock fractures, or loose materials like gravel, sand, or silt, capable of holding water from which groundwater can be drawn.

Surface Runoff

Water flow that occurs when soil is saturated or impermeable and excess water from rain, meltwater, or other sources flows over the land.

Infiltration

The process through which water on the ground surface enters the soil.