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galben [10]
2 years ago
15

What element is used in bicycles?

Chemistry
1 answer:
Anna [14]2 years ago
5 0

Answer: It wasn't that long ago that frames were made out of cast iron or even wood. Today bicycles are made out of exotic materials such as titanium, aluminum, and carbon fiber. Bicycle frames in the 1990s are lighter and stronger than ever before. A racing bicycle frame with parts of the frameset indicated.

Explanation:

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If the acceleration is 600 m/s/s and the mass is 300 kg, what force is acting on the object?
vampirchik [111]

Explanation:

Acceleration (a) = 600 m/s²

Mass (m) = 300 kg

Force (F) = ?

We know

F = m * a

= 300 * 600

=180000 Newton

The force acting on the object is 18000 Newton.

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2 years ago
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1. Who is the father of atomic theory? 2. Who discovered the electron? 3. Who expressed particles by wave equations? 4. Who rese
krek1111 [17]
1. Who is the father of atomic theory?
Dalton

2. Who discovered the electron?
<span>Thomson
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3. Who expressed particles by wave equations?
<span>Schrödinger
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4. Who researched on radioactivity?
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<span>5. Who discovered the "open spaces" model?
</span><span>Rutherford
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6. Who applied quantum theory to atoms? 
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6 0
3 years ago
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What does water undergo when it turns<br> to gas from liquid on surface of a<br> sidewalk?
Svetradugi [14.3K]

Answer:

Boiling - when the liquid is heated to a gas.

Evaporating - when the air temperature is hotter than the surface of the liquid so the water turns into water vapor or a gas.

Explanation:

6 0
3 years ago
What are two objects from home that have energy and how do I know they have energy?
IRINA_888 [86]
Light bulb -it produces heat and light
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7 0
3 years ago
The first-order decay of radon has a half-life of 3.823 days. How many grams of radon remain after 7.22 days if the sample initi
Nesterboy [21]

substitute: <span><span>t<span>1/2</span></span>=<span><span>ln(2)</span>k</span>→k=<span><span>ln(2)</span><span>t<span>1/2</span></span></span></span> Into the appropriate equation: <span>[A<span>]t</span>=[A<span>]0</span>∗<span>e<span>−kt</span></span></span> <span>[A<span>]t</span>=[A<span>]0</span>∗<span>e<span>−<span><span>ln(2)</span><span>t<span>1/2</span></span></span>t</span></span></span> <span>[A<span>]t</span>=(250.0 g)∗<span>e<span>−<span><span>ln(2)</span><span>3.823 days</span></span>(7.22 days)</span></span>=67.52 g</span>

6 0
3 years ago
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