Answer:
measured by how well she or he does the job
Hope this helps! (づ ̄3 ̄)づ╭❤~
Answer:
The correct answer is "53.15 days".
Explanation:
Given that:
Half life of
,

- Let the initial activity be "
". - and, activity to time t be "R".
To find t when R will be "1%" of
, then
⇒ 
As we know,
⇒ 
or,
∴ 
By putting the values, we get


We know that,
Decay constant, 
hence,
⇒ 


Answer:
A. <u>It</u><u> </u><u>increased</u><u> </u><u>gradually</u><u> </u><u>as</u><u> </u><u>the</u><u> </u><u>reaction</u><u> </u><u>progressed</u><u>.</u>
Hello, for this use the second law of Newton:
F = ma
We have the data:
F = ?
m = 30 kg
a = 2 m/s^2
Replacing:
F = 30 kg * 2 m/s^2
F = 60 N
Result:
The force is of 60 Newtons.