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Arada [10]
3 years ago
14

Would you define boiling point and melting point as a periodic table family trend (vertical groups), period trend (horizontal ro

ws), or neither? Explain your answer.
I am so stumped on this question please help me out. It does not help that my school did not give me a science book 
Chemistry
2 answers:
SSSSS [86.1K]3 years ago
8 0
Vertical groups I think as it increases and decreases down different groups
BartSMP [9]3 years ago
5 0
It's horizontal because, the periodic table goes horizontal
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Student follow up
sleet_krkn [62]

Answer:

Magnesium and calcium belong to the second group i. e. alkaline earth metals. They are known as earth metals because they are extracted from the earth. They are very reactive elements. Their reactivity increases when we go from top to bottom because the outermost electrons goes farther from the nucleus i. e. atomic radius increases so less energy is needed for its removal.

8 0
3 years ago
If the products of a reaction are Co2 and 2H20, what is known about the<br>reactants?​
Svetradugi [14.3K]

Answer:

Reactant : A combustion of hydrocarbon.

Explanation:

It is known that when hydrocarbons are involved in combustion, they produce carbon dioxide and water.

CxHy + (x+y/4)O2 ===> xCO2 + y/2H2O

4 0
2 years ago
The experimental group is the group that is left alone during the experiment
Paladinen [302]

Answer:

The given statement is false.

Explanation:

  • A common method of experimentation that is used to collect data on hypotheses of end up causing-effect is a contrast between two groups.
  • One community, the experimental group, is receiving medication for having any result. Some other group becomes left exposed, the control group, whether creating a different treatment.
4 0
3 years ago
1. If I have 3 identical books that all have a length of 25cm, a
Ksenya-84 [330]

Answer:

12,375 cm³

Explanation:

v=l×w×h

Since there are 3 books the equation would then be

v=3(l×w×h)

v=3(25×15×11)

v=3(4,125)

v=12,375 cm³

5 0
3 years ago
DONT SEND LINKS OR DONT COMMENT IF YOU DONT KNOW THE ANSWER
melisa1 [442]

Most likely to be found is called an Orbital.

7 0
2 years ago
Read 2 more answers
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