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Maru [420]
3 years ago
13

Carbon-14 is a naturally-occuring, stable isotope that is commonly used is scientific studies as a tracer and to date artifacts.

Using the periodic table, predict the number of electrons, neutrons, and protons in carbon-14.
A) Carbon-14 contains 7 electrons, 7 neutrons, and 7 protons.
B) Carbon-14 contains 6 electrons, 8 neutrons, and 6 protons.
C) Carbon-14 contains 6 electrons, 8 neutrons, and 7 protons.
D) Carbon-14 contains 7 electrons, 8 neutrons, and 9 protons.
Physics
2 answers:
Charra [1.4K]3 years ago
8 0

Carbon-14 contains 6 electrons, 8 neutrons, and 6 protons. This isotope varies in the number of neutrons in the nucleus.

lina2011 [118]3 years ago
3 0
The answer is that there are 6 electrons, 8 neutrons, and 6 protons in carbon 14. The answer is then, B.
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The molecules of milk in Glass B have greater kinetic energy than the molecules of milk in Glass D.

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Choose the correct statement regarding projectile motion in the absence of air resistance. Assume the object is at sea level mov
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Answer:

Explanation:

The magnitude of the acceleration in the x direction is always zero: TRUE.

At the apex, in the y direction the velocity is zero and the accelration is positive. TRUE.

At the apex, in the x direction, the velocity is zero and the acceleration is zero. FALSE. The accelration is zero, but the velocity is the same it had when it was shot.

The magnitude of the velocity in the y direction is always constant. FALSE, it's subject to gravity and it's velocity varies as v=v_0 - 9.81ms^{-2} t

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3 years ago
On cool spring mornings, veils of fog can often be seen rising above warm lakes and ponds. this type fog is an example of ______
brilliants [131]
<h2>Answer: evaporation</h2>

Explanation:

Evaporation fog occurs when surface air is much colder and relatively less saturated than water. Then, when the water evaporates, it inmediately condenses again in small drops of water that stay suspended very close to this body of water.

In other words: This type of fog occurs when cold air moves over warmer water. And it is this difference in temperature that contributes to the formation of fog over the lakes, especially near the polar regions.

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the primary coil of a transformer has 480 turns, and the secondary has 112 turns. when an ac voltage of 28.0 v is applied to the
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The voltage of the secondary will be 36 V.From the given conditions primary transformer has 3 times as many turns in the secondary coil.

<h3>What is induced voltage?</h3>

Electromagnetic induction is what causes the induced voltage. Electromagnetic induction is the process of generating emf (induced voltage) by subjecting a conductor to a magnetic field.

Given data;

No turns in the primary coil,\rm  N_p = 480 turns

No turns in the secondary coil,\rm  N_s = 112 turns

The voltage of the primary coil,\rm V_p = 28 v

The voltage of the secondary coil,\rm V_s = ?

For a transformer,

\rm \frac{V_p}{V_s}= \frac{N_p}{N_s}  \\\\ \rm \frac{28}{V_s}= \frac{480}{112}  \\\\ V_s = 6.53 \ v

Hence the voltage of the secondary will be 36 V.

To learn more about the induced voltage refer to the link;

brainly.com/question/19482771

#SPJ1

8 0
1 year ago
Some1 help!!
Evgesh-ka [11]

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