
How can I find percent concentration from density?
Answer
534.6k+ views
Hint: Thickness and focus both depict the measure of a solute for every unit volume of a dissolvable. The previous worth estimates the mass per volume. The last worth estimates the number of moles of ions as that exist per unit volume.
Complete answer:
Mass concerns the quantity of matter in an object. The SI unit for mass is the kilogram (kg), although grams (g) are commonly used in the laboratory to measure smaller quantities. Often, people mistake weight for mass. Weight concerns the force exerted on an object as a function of mass and gravity. This can be written as
$\text{Weight(W)=mass} \times \text{gravity}$
$\Rightarrow W=mg $
Hence, weight changes due to variations in gravity and acceleration. For example, the mass of a 1 kg cube will continue to be 1 kg whether it is on the top of a mountain, the bottom of the sea, or on the moon, but its weight will differ. Another important difference between mass and weight is how they are measured. Weight is measured with a scale, while mass must be measured with a balance. Just as people confuse mass and weight, they also confuse scales and balances.
A balance counteracts the effects of gravity while a scale incorporates it. There are two types of balances found in the laboratory: electronic and manual. With a manual balance, you find the unknown mass of an object by adjusting or comparing known masses until equilibrium is reached.
Note: The solute's mass reveals to you the number of moles it contains. You can figure the arrangements mass as long as you probably are aware of the solute and dissolvable mass. The arrangement's thickness at that point allows you to figure its volume.
Complete answer:
Mass concerns the quantity of matter in an object. The SI unit for mass is the kilogram (kg), although grams (g) are commonly used in the laboratory to measure smaller quantities. Often, people mistake weight for mass. Weight concerns the force exerted on an object as a function of mass and gravity. This can be written as
$\text{Weight(W)=mass} \times \text{gravity}$
$\Rightarrow W=mg $
Hence, weight changes due to variations in gravity and acceleration. For example, the mass of a 1 kg cube will continue to be 1 kg whether it is on the top of a mountain, the bottom of the sea, or on the moon, but its weight will differ. Another important difference between mass and weight is how they are measured. Weight is measured with a scale, while mass must be measured with a balance. Just as people confuse mass and weight, they also confuse scales and balances.
A balance counteracts the effects of gravity while a scale incorporates it. There are two types of balances found in the laboratory: electronic and manual. With a manual balance, you find the unknown mass of an object by adjusting or comparing known masses until equilibrium is reached.
Note: The solute's mass reveals to you the number of moles it contains. You can figure the arrangements mass as long as you probably are aware of the solute and dissolvable mass. The arrangement's thickness at that point allows you to figure its volume.
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