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anonymous
 3 years ago
A 10 gram sample of a substance that's used to detect explosives has a kvalue of 0.1353.
Find the subtance's halflife, in days.round to the nearest hundreds
anonymous
 3 years ago
A 10 gram sample of a substance that's used to detect explosives has a kvalue of 0.1353. Find the subtance's halflife, in days.round to the nearest hundreds

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anonymous
 3 years ago
Best ResponseYou've already chosen the best response.0you shoud try to ask it in chemistry section

anonymous
 3 years ago
Best ResponseYou've already chosen the best response.0ok thanks it scause i really need this answer

anonymous
 3 years ago
Best ResponseYou've already chosen the best response.0do you have the formula?

anonymous
 3 years ago
Best ResponseYou've already chosen the best response.0i need to round to the nearest hundreds too

anonymous
 3 years ago
Best ResponseYou've already chosen the best response.0what is the unity of k?

swissgirl
 3 years ago
Best ResponseYou've already chosen the best response.0What does k represent?

anonymous
 3 years ago
Best ResponseYou've already chosen the best response.0a positive constant that depends on the substance itself and on the units used to measure time

anonymous
 3 years ago
Best ResponseYou've already chosen the best response.05=10*e^(Kt), but what unity of time? seconds^1?

anonymous
 3 years ago
Best ResponseYou've already chosen the best response.0there a picture of the question

anonymous
 3 years ago
Best ResponseYou've already chosen the best response.0and probally the formula is e^(kt)

anonymous
 3 years ago
Best ResponseYou've already chosen the best response.0did you see the picture

swissgirl
 3 years ago
Best ResponseYou've already chosen the best response.0ya its a diff question :)

anonymous
 3 years ago
Best ResponseYou've already chosen the best response.0my bad ill got teh wrong one

anonymous
 3 years ago
Best ResponseYou've already chosen the best response.0if k is in days^1 just solve 5=10*e^(kt), and you will find t

anonymous
 3 years ago
Best ResponseYou've already chosen the best response.0but i dont know how to solve it either .

anonymous
 3 years ago
Best ResponseYou've already chosen the best response.0can you help me please i really need it

anonymous
 3 years ago
Best ResponseYou've already chosen the best response.0dw:1372309018511:dw

anonymous
 3 years ago
Best ResponseYou've already chosen the best response.0its exponoential decay thats the section were doing

anonymous
 3 years ago
Best ResponseYou've already chosen the best response.0it said its wrong .

anonymous
 3 years ago
Best ResponseYou've already chosen the best response.0we have to know thr unity of k

swissgirl
 3 years ago
Best ResponseYou've already chosen the best response.0What did you put the answer as?

swissgirl
 3 years ago
Best ResponseYou've already chosen the best response.0sorry I am not making sense. What did you enter as your answer?

swissgirl
 3 years ago
Best ResponseYou've already chosen the best response.0Its to the hundredths place so it should be 5.12

anonymous
 3 years ago
Best ResponseYou've already chosen the best response.0im supposing k is in years

swissgirl
 3 years ago
Best ResponseYou've already chosen the best response.0Ohhhh yaaaaa that makes more sense actually

anonymous
 3 years ago
Best ResponseYou've already chosen the best response.0just that its 53% not 51 %

anonymous
 3 years ago
Best ResponseYou've already chosen the best response.0this is another question can you guys help with this one

anonymous
 3 years ago
Best ResponseYou've already chosen the best response.0you guys help me i really did to passs this class tomorrow is my last day
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