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Sedbober [7]
3 years ago
5

An atom that has 13 protons and 15 neutrons is an isotope of the element

Chemistry
1 answer:
kondaur [170]3 years ago
5 0
That would be the element aluminum.
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if you burn a piece of wood you will feel heat see water vapor and be left with ashes how come the matter was not destroyed
Elanso [62]
The matter wasn't destroyed because albert einsteins theory of the black hole says that matter cannot be destroyed if it is burned into the same color of a black hole. this eqation proves my thesis:

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3 0
3 years ago
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Which electron configuration represents a Scandium atom?
VARVARA [1.3K]
Sc (neutral) [Ar] 3d1 4s2
Sc+ [Ar] 3d1 4s1
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3 years ago
Engineers are starting on a new project to develop technology. Which of these
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D.

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3 years ago
What are precautions to be taken when doing titrations? A-Make sure to always vigorously shake that flask after every drop if th
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6 0
2 years ago
A student is trying to calculate the density of a ball. She already knows the mass, but she needs to determine the volume as wel
murzikaleks [220]

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