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3 years ago

Which of the following has a positive charge and a mass of one?

Physics

1 answer:

Dmitrij [34]3 years ago

6 0

Answer:

the answer is protons b

Explanation:

brainliest if 1st one..

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The Atomic number tells us the number of ____ in an atom.

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The height (in meters) of a projectile shot vertically upward from a point 2 m above ground level with an initial velocity of 23

Burka [1]

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a) $v(2) = 3.9\,\frac{m}{s}$ , b) $v(4) = -15.7\,\frac{m}{s}$

Explanation:

a) The equation for vertical velocity is obtained by deriving the function with respect to time:

$v(t) = 23.5 -9.8\cdot t$

The velocities at given instants are, respectivelly:

$v(2) = 3.9\,\frac{m}{s}$

$v(4) = -15.7\,\frac{m}{s}$

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3 years ago