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wlad13 [49]
3 years ago
6

Find the area of the circle.

Chemistry
1 answer:
sladkih [1.3K]3 years ago
8 0

Answer:

Explanation:  Circle

Solve for area

A=πr2

onversion result for two surface area units:

From unit Symbol Equals Result To unit Symbol

1 square centimeter cm2 , sq cm = 1.27 ∅ 1-centimeter circles ∅ 1 cm

Amount : 18 ∅ 1-millimeter circles (∅ 1 mm)

Equals : 0.14 square centimeters (cm2 , sq cm)

Fraction : 7/50 square centimeters (cm2 , sq cm)

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Masteriza [31]

Answer:

C

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acids are corrosive since they tend to destroy every single thing they do get a big example is the acidic rain which tends to corrode iron sheet thus making them to appear worn out and full of rust

4 0
3 years ago
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The mass of a solid substance is 21.112 g. If the volume of the solid substance is 19.5 cm3, calculate the density of the substa
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Answer:

ρ = 1.08 g/cm³

Explanation:

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What does it mean when the electrons are excited??
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