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Klio2033 [76]
3 years ago
13

PLEASE HELP ME I WILL MARK YOU BRAINLIST

Mathematics
2 answers:
natulia [17]3 years ago
7 0

Answer:

<em><u>C</u></em>

Step-by-step explanation:

<u><em>It's because Magnesium-27 is 8 hours which makes the 300/8=37.5</em></u>

mario62 [17]3 years ago
3 0

Answer:

37.5

Step-by-step explanation:

if it decreases by 1/2 every 8 hours;

( 3×8= 24)

the first 8 hours 1/2×300 =150 gram

the second 8 hours(16 hours) = 1/2×150=75 gram

the third 8 hours(24 hours) = 1/2×75= 37.5gram

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4 years ago
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3 years ago
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8 0
3 years ago
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Step-by-step explanation:

PLEASE CHECK ATTACHMENT FOR COMPLETE SOLUTION AND STEP BY STEP EXPLANATION

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