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12345 [234]
2 years ago
6

What is the primary force that helps suspension bridges use cables to hold their spans up?

Chemistry
2 answers:
irga5000 [103]2 years ago
6 0
Answer Expert Verified. The answer is "A) tension force
BigorU [14]2 years ago
4 0

Answer:

tension force

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A train in Japan can travel 813.5 miles in 5 hours
Anastaziya [24]

Answer:

162.7miles/hr

Explanation:

Given parameters:

Distance covered by the train  = 813.5miles

Time taken  = 5hours

Unknown:

Speed of the train  = ?

Solution:

Speed is a physical quantity.

It is mathematically expressed as;

      Speed  = \frac{distance}{time}

So, input parameters and solve;

   Speed  = \frac{813.5}{5}  = 162.7miles/hr

8 0
3 years ago
if the gas pressure exerted by a gas at 45 degrees celsius in a volume of 1.944 ATM, how many moles of gas are present?​
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If the.pressure exerted by a gas at [math]25^{\circ} \mathrm{C}[/math] in a volume of 0.044 L is 3.81 atm, how many moles of gas are present
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3 years ago
What are the steps of natural selection?
blagie [28]

Answer:

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5 0
2 years ago
Which of the following is a measure of the average kinetic energy of the particles in a substance?
Harrizon [31]
C. Temperature. The greater the temperature of a substance the greater the average kinetic energy of the particles that made up the substance.
8 0
3 years ago
How many boron atoms are in BF3?
yaroslaw [1]

BF3 has a boron atom with three outer-shell electrons in its ground state and three fluorine atoms containing seven outer electrons. Further, if we observe closely, one boron electron is unpaired in the ground state. During the formation of this compound, the 2s orbital and two 2p orbitals hybridize.

Name of the Molecule: Boron Trifluoride

Molecular Formula: BF3

Geometry: Trigonal Planar

3 0
2 years ago
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