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Papessa [141]
3 years ago
9

Q.2. Which of the following statements is true of second ionization energies?

Chemistry
1 answer:
Ratling [72]3 years ago
5 0

Answer:

a) That of Al is higher than that of Mg because Mg wants to lose the second electron, so it is easier to take the second electron away

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What does an ion have that an atom does not?
saveliy_v [14]

Answer:

Atoms are neutral; they contain the same number of protons as electrons. By definition, an ion is an electrically charged particle produced by either removing electrons from a neutral atom to give a positive ion or adding electrons to a neutral atom to give a negative ion.

Explanation:

:)

8 0
2 years ago
Scientists have speculated that element 126 might have a moderate stability allowing it to be synthesized and characterized. Pre
Dennis_Churaev [7]

Answer:

[Og] 5g2 6f3 8s2 8p1

Explanation:

Unbihexium, or element 126 is a hypothetical chemical element, until the element is discovered, confirmed and a permanent number is decided. This element is expected to be a g-block superactinide and the eight element in the 8th period.

5 0
3 years ago
Sasha did an experiment to study the solubility of two substances. She poured 100 mL of water at 20 °C into each of two beakers
amm1812

Answer:

A

Explanation:

The solubility of a substance is directly proportional to the temperature. It means that solubility will increase with the increases in temperature. At higher temperature, the kinetic energy increased that allow the solvent molecules to break the solute particles more effectively.

Substance A has a higher solubility because the weight of substance A measured at the end of the experiment is less than the weight of substance B.

Hence, the correct answer is A.

8 0
3 years ago
Whats the molar mass of CO
g100num [7]
28.01 g/mol

hope that helped
7 0
3 years ago
Read 2 more answers
Express in scientific notation. Make sure your answer has the same number of significant figures as the starting value.
frez [133]
The correct response is the second option.
6.1103x10^4. As this was the only answer that had the same number of significant figures as the starting value.
6 0
3 years ago
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