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Ierofanga [76]
4 years ago
10

Which of the following is a true statement regarding the periodic table?

Chemistry
1 answer:
Flauer [41]4 years ago
7 0

D except for the transition metals copper iron tantalum etc they have different oxidation states so arent fixed shells but all main group elements are grouped by the valence electrons sodium potassium lithium alkali column 1 valence electron highly reactive.

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gulaghasi [49]
<h3><u>Answer</u>;</h3>

B.The rate of forward reaction increases.

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3 0
3 years ago
If 33.6 grams of kcl are dissolved in 192 grams of water, what is the concentration of the solution in percent by mass? 21.2% kc
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Ms ( mass of solute): 33,6g
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4 0
3 years ago
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Yuri [45]

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1. Una onda tiene una longitud de onda de 2 metros y una frecuencia de 1.5 Hz. ¿Cuál es su velocidad?
IrinaVladis [17]

Answer:

3 m/s

Explanation:

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usando la fórmula velocidad = frecuencia multiplicada por la longitud de onda.

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v= 3 m/s

6 0
3 years ago
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