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ICE Princess25 [194]
3 years ago
14

A person paddles down river at an average speed of 4km

Physics
2 answers:
adoni [48]3 years ago
7 0

Nice paddling.  Thanks for sharing.
Do you have some question to ask ?

almond37 [142]3 years ago
7 0
Is that a question or are you just telling us
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You need to pull up the cart up this ramp. How would you change this ramp so it is easier to pull the cart up?
natali 33 [55]
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6 0
3 years ago
The half-life of a certain isotope is 15 minutes. How much of a 400 g sample will remain after 90 minutes?12.5 g6.25 g26.7 g66.7
Virty [35]

There is a total of 6 half lives that need to take place.


ONE HALF LIFE = 200

TWO HALF LIFES = 100

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SIX HALF LIFES = 6.25


The answer is 6.25g



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6 0
2 years ago
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