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andrew11 [14]
3 years ago
10

Hey how's ur friday going yall im bacc in school now so yay!

Chemistry
1 answer:
Naily [24]3 years ago
6 0
My Friday is going good and I might get to go over to my BFF house!!!
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What causes a change in air pressure
lutik1710 [3]
This change in pressure is caused by changes in air density, and air density is related to temperature.

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Koja od navedenih atomskih orbitala nije moguća? a) 2d b) 3s c) 4p d) 5f​
pickupchik [31]

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2d

Explanation:

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2 years ago
Choose the answer below that gives the correct chemical symbol and classification (metal, metalloid, or nonmetal) for the elemen
Zielflug [23.3K]

Answer: B. The element called tin is a metal with the chemical symbol Sn.

Explanation:

A is incorrect because Ni is Nickel, not Niobium.

C is incorrect because Carbon is a nonmetal and its symbol is C, not Cr.

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E is incorrect because As is the symbol for Arsenic, not Astatine.

6 0
3 years ago
An object weighing 80 kg floating in a fluid. How does the object's density compared to the density of the fluid
posledela
The object is less then the fluid c
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If a sodium ion has 11 protons, 12 neutrons, and 11 electrons, what is the atomic mass of the atom?
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