Alright, so after a half-life, half of the previous number would be left. So basically,
180 g ← 0 half lives
90 g ← 1 half life
45 g ← 2 half lives
22.5 g ← 3 half lives
11.25 g ← 4 half lives
Therefore, the answer is 11.25 grams
Answer: 24
Step-by-step explanation: do 4 times 6 first then 3-2 and then times it and you get 24
Answer:
x=2
Step-by-step explanation:
Answer:
A solid formed is described when its resistance is tightly secured, and when it refuses to change shapes. It is one of the four fundamental elements. The best answer would be: The atoms are packed together and cannot move around.
<em><u>your </u></em><em><u>question:</u></em><em><u> </u></em>
<em>374 students and there are 4 boys to every 7 girls. How many </em><em>boys?</em>
<em><u>answer:</u></em><em><u> </u></em>
<em>1</em><em>3</em><em>6</em><em> </em><em>boys </em>
