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NeX [460]
3 years ago
6

Use the following terms in the same sentence: proton, neutron, and isotope.

Physics
1 answer:
Julli [10]3 years ago
4 0
All atoms of the same element must have the same number if protons, however the number of neutrons can vary, giving different isotopes of the element.

I'm not quite sure what you were looking for but I hope that this helps.
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The BMI of someone that weights 121 pounds and is 64 inches tall:
nordsb [41]

Answer:

B

;)

Explanation:

8 0
3 years ago
Read 2 more answers
The normal formula to find force is F = m* a. What kind of math do you need to do
Oduvanchick [21]
To find the Mass of an object, you need to apply division.
Since Resultant Force = Mass X Acceleration

To find mass,
Mass = Force / Acceleration
3 0
3 years ago
A circuit has a current of 3.6 A and a resistance of 5.0 Ω.
Sergio039 [100]
If a circuit has a current of 3.6 Amps and resistance of 5 Ohms, then Ohm's law can be used to find the voltage. Ohm's law states that the voltage is equal to the product of current and resistance (V=IR). In this case the voltage is equal to 3.6 Amps x 5 Ohms = 18.0 Volts. The law can also be used with the rearranged equation to obtain current or resistance. 
3 0
3 years ago
A large uniform chain is hanging from the ceiling, supporting a block of mass 46 kg. The mass of the chain itself is 19 kg, and
docker41 [41]

Answer:

T = 451.26 N

Explanation:

It is given that,

The mass of block, m = 46 kg

Mass of the chain, m' = 19 kg

Length of the chain, l = 1.9 m

Let T is the the tension in the chain at the point where the chain is supporting the block. It is clearly equal to the product of mass and acceleration.

T=mg

T=46\ kg\times 9.81\ m/s^2

T = 451.26 N

So, the tension in the chain at the point where the chain is supporting the block is 451.26 N. Hence, this is the required solution.

4 0
3 years ago
Variations in the resistivity of blood can give valuable clues about changes in various properties of the blood. Suppose a medic
Andre45 [30]

Answer:

ρ = 1.70 Ωm

Explanation:

given data

diameter = 1.8 mm

distance = 4.8 cm

volt = 9 V

potential difference = 280

solution

we know that Resistance that is express as

Resistance =  \frac{V}{I}   ..............1

V = I × R

and

V = I  × \frac{\rho L}{A}    ..........2

put here value we get

9 = 280 ×10^{-6} × \frac{\rho \times 0.048}{\pi \times 0.9^2 \times 10^{-6} }  

ρ = 1.70 Ωm

4 0
2 years ago
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