Part a give the number of total electron groups, the number of bonding groups, and the number of lone pairs for the geometry dep
icted in (a). express your answers as integers separated by commas.
1 answer:
The photo is attached so you could understand the total electron groups, the number of bonding and lone pairs.
A. There are 4 electron groups, 4 bonding groups, 0 lone pairs
<span>B.There are 5 electron groups, 3 bonding groups, 2 lone pairs </span>
<span>
C. There are 6 electron groups, 5 bonding groups, 1 lone pair</span>
A. There are 4 electron groups, 4 bonding groups, 0 lone pairs
<span>B.There are 5 electron groups, 3 bonding groups, 2 lone pairs </span>
<span>
C. There are 6 electron groups, 5 bonding groups, 1 lone pair</span>
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Answer:
C
Step-by-step explanation:
The circumference (C) of a circle = 2πr ← r is the radius
Given C = 15π the equating gives
2πr = 15π ( divide both sides by 2π )
r = = 7.5 cm
The area (A) of a circle is calculated using the formula
A = πr² = π × 7.5² = 56.25π cm² → C