3 years ago

How many protons does Mg plus 2 have?

Mathematics

1 answer:

irga5000 [103]3 years ago

4 0

12 protons 10 electrons

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AysviL [449]

2)The circumference or perimeter of a circle with radius $r$ is

$P=2\pi r$ . Given $P=28\pi$ . Therefore,

$2\pi r =28\pi \\ r=14\\ d=2r=28\\ A=\pi r^2 \\ A=\pi (14)^2\\ A=[tex] 196\pi$

Thus the radius is $14\;ft$ , diameter $28\;ft$ and area $196\pi \;ft^2$

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4 years ago

Oliver earns five dollars for each lawn he mowed.If he he’d six lawns to move but forgot to mow three of them how much money did

snow_lady [41]

$15

Explanation:

For each lawn he mows = $5

He should mow 6 lawns but did only 3 lawns as other 3 he forgot to mow.

earned:

mows lawn-d * $5

3 * $5

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3 years ago

What's 9.98 in word form

Komok [63]

Nine and ninety-eight hundreths

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3 years ago

There are 3 inches of snow on the ground when it begins to snow 0.5 inches per hour.

algol [13]

The answer is y=0.5x+3

There are 3 inches of snow on the ground: y = 3
When it begins to snow 0.5 inches per hour: y = 0.5x
There are 3 inches of snow on the ground when it begins to snow 0.5 inches per hour: y = 0.5x + 3

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3 years ago

PLEASE HELP!

zhannawk [14.2K]

Answer:

V=5(6)?(14)

Step-by-step explanation:

7 0

3 years ago