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11111nata11111 [884]
3 years ago
15

You weigh two different objects on the same scale in the same location on Earth. The weights are different. What must be differe

nt about the two objects?
Chemistry
2 answers:
Readme [11.4K]3 years ago
8 0

The weight of an object is the measure of of the gravitation force that acts on an object. When you weigh the objects on the scale, you are measuring the amount of force they feel due to the gravity of the earth at that point. Near the surface of the earth, the weight of an object is calculated by the formula,  W=mg where m is the mass, g is the acceleration due to gravity. Since g is constant at the location where the object's weights are measured, the only way their weights can be different is if they have different masses.

timofeeve [1]3 years ago
3 0
They can be differnt shape or one must weight more then the other one
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<h3>How to calculate HDI:</h3>

The hydrogen deficiency index is used to measure the number of degree of unsaturation of an organic compound.

Strigol is an example of an organic compound because it contains carbons and hydrogen.

To calculate the HDI using the molecular formula given (C19H20O6) the formula for HDI is used which is:

hdi =  \frac{1}{2} (2c + 2 + n - h - x)

where C = number of carbon atoms = 19

n= number of nitrogen atoms = 0

h= number of hydrogen atoms = 20

X = number of halogen atoms = 0

Note that oxygen was not considered because it forms two bonds and has no impact.

There for HDI =

\frac{1}{2} (2 \times 19 + 2 + 0 - 20 - 0)

HDI=

\frac{1}{2} (40 - 20)

HDI =

\frac{1}{2}  \times 20

HDI = 10

Therefore, the hydrogen deficiency index of strigol is = 10

Learn more about unsaturated compounds here:

brainly.com/question/490531

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Answer:

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