Question

Heeeeeelp :P

Answer 1

#14

Answer 2

@myluv4u I gotta go now. I'll come back in an hour then I'll help you. Sorry:(

Answer 3

aww

Answer 4

thank u anyways

Answer 5

My friend @FoolForMath will help you with this

Answer 6

or @Diyadiya or @rebeccaskell94 will help you

Answer 7

thanks

Answer 8

A=A'*(e^-kt) first order kinetics
for decay const....put A=A'/2....solve nd u l get k
then u have k,A and A' solve for t......

Answer 9

@myluv4u Are you here?