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polet [3.4K]
3 years ago
14

A process used to gain knowledge through observation and investigation is?

Chemistry
1 answer:
Shkiper50 [21]3 years ago
5 0

Answer:matter

Explanation:

matter

make brain

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What type of system is a home, school, or room?
Lunna [17]

Answer:

room

Explanation:

because it'd in your house and u go there everyday and sleep and live there

8 0
2 years ago
What determines the type of bond (single, double, or triple) an element will form?
Liono4ka [1.6K]

The type of bond formed depends on the valence electrons (no: of electrons in the outermost shell)

When two atoms share one electron pair between each other, then they are said to be bonded by single covalent bond

When two atoms share two electron pairs between each other, they are said to be bonded by double covalent bond

When two atoms share three electron pairs between each other, they are said to be bonded by triple covalent bond.

Hope u understand

Please mark as the brainliest

5 0
3 years ago
An _____ bond forms when one element give electrons to another element - one becomes a positive ions and the other a negative io
Harrizon [31]

Answer:

ionic

Explanation:

7 0
3 years ago
Which of the following elements would be in the same group or family?
diamong [38]

Answer:

d

Explanation:

8 0
3 years ago
Identify the conjugate base in each pairs
DiKsa [7]

Answer: 1) RCOO^-

2) H_2PO_4^-

3) RNH_2

4) HCO_3^-

Explanation:

According to the Bronsted-Lowry conjugate acid-base theory, an acid is defined as a substance which looses donates protons and thus forming conjugate base and a base is defined as a substance which accepts protons and thus forming conjugate acid.

1) RCOOH\rightarrow RCOO^-+H^+

Here, RCOOH is loosing a proton, thus it is considered as an acid and after losing a proton, it forms RCOO^- which is a conjugate base.

2) H_3PO_4\rightarrow H_2PO_4^-+H^+

Here, H_3PO_4 is loosing a proton, thus it is considered as an acid and after losing a proton, it forms H_2PO_4^- which is a conjugate base.

3) RNH_3^+\rightarrow RNH_2+H^+

Here, RNH_3^+ is loosing a proton, thus it is considered as an acid and after losing a proton, it forms RNH_2 which is a conjugate base.

4) H_2CO_3\rightarrow HCO_3^-+H^+

Here, H_2CO_3 is loosing a proton, thus it is considered as an acid and after losing a proton, it forms HCO_3^- which is a conjugate base.

8 0
3 years ago
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