The ph of a solution obtained by dissolving two extra-strength aspirin tablets of mass 470 mg of acetylsalicylic acid is 2.58.
What is mass?
- Mass refers to the amount of matter in the physical body.
- It is also a measure of body inertia, resistance to acceleration when a net force is applied.
- An object's mass also determines the strength of gravity on other objects.
- The SI unit of mass is Kg.
- Mass (symbol m) is a dimensionless quantity that describes the amount of matter in a particle or object.
- The standard unit of mass in the international system is "SI". Kilograms (kg).
- The terms mass and weight are often used interchangeably, but they have very different meanings.
- The mass is the same wherever one goes in space. Weight, on the other hand, varies from place to place.
Each tablet has a mass of 470 mg. The mass of 2 tablets is 2 × 470 mg = 940 mg = 0.940 g
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