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Sloan [31]
2 years ago
6

Plsss helppp dont guess

Chemistry
2 answers:
Doss [256]2 years ago
8 0

Answer:

B is the correct answer..........

kari74 [83]2 years ago
6 0

maybe 1+8 (4+548) 4/6 4+4

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Neon has 2 isotopes. Neon-20 has a mass of 19:992 amu and
Alenkinab [10]

Answer:

20.0928.

Explanation:

The average atomic mass is (90 * 19.992 + 10* 21) / 100

= 20.0928.

6 0
3 years ago
a propane torch is lit inside a hot air balloon during preflight preparations to inflate the balloon. which condition of the gas
earnstyle [38]

Answer:

The pressure remains constant

Explanation:

this is an example in charles law where as the temperature increases so does the volume.

5 0
3 years ago
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Write the scientific term.
Reil [10]

Answer:  Solubility.

Explanation:

Solubility is defined as the maximum amount of solute dissolved per 100 g of the solvent at a certain fixed temperature to form a saturated solution.

STP condition is Standard Temperature and Pressure condition which is  temperature of 273 K and pressure of 1 atm.

Thus the scientific term for "the number of grams of solute dissolved in 100 g of the solvent to form a saturated solution at STP​" is called as Solubility.

6 0
2 years ago
Which substance can not be decomposed by a chemical change?
max2010maxim [7]
B. Copper since the rest of the choices are compounds. Copper is an element.
5 0
3 years ago
Read 2 more answers
HELP
tatiyna

Answer:

Bi (Bismuth)

Ag (Silver)

Li (Lithium)

Explanation:

Xe (Xenon) and I (Iodine) are non-metals. They cannot from a metallic bond because metallic bonds are bonds between metals only.

7 0
2 years ago
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