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Igoryamba
3 years ago
6

What are three common materials that were developed by scientists

Chemistry
1 answer:
podryga [215]3 years ago
6 0

antibiotics, penicillin and fertilizersthey.

I don't know if those are in your opcion list, but I think those are the ones.

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The bottom of a box has a surface area of 25.0 cm 2 . The mass of the box is 34.0 kilograms. Acceleration due to gravity at sea
Viktor [21]
Pressure given by: 
Pressure=(force)/(area)
Force=Mass*gravitational pull
Mass=34Kg
gravity=9.80

so,
force=34*9.8=333.2
thus;
pressure=333.2/25=13.328=13.3 N/cm^2

Hope this helped :)
5 0
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Brown eye color is a dominant trait and blue eye color is a recessive trait.
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Answer:

A. The person has brown eyes, and the brown eye color remains a dominant trait.

Explanation:

The dominant trait will always be the one to be show. The recessive trait will be shown if both recessive alleles are inherited.

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Borane (BH3) adds to alkenes to form an alkylborane. In the first box draw the mechanism arrows, and in the second box draw the
OLEGan [10]

Answer:

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andriy [413]

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1. true

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