How would you prepare 0.5 M of HCl acid in 250ml from its stock solution having 11.9 M?

What did some recovery support services provide individuals with to reach their recovery goals

Which of the following accounts for someone who has had regular herpesvirus-mediated cold sore or genital sore flare-ups? a) re-infection by a closely related herpesvirus of a different strainb) re-infection by the same herpesvirus strainc) copies of the herpesvirus genome permanently maintained in host nucleid) copies of the herpesvirus genome permanently maintained in host cell cytoplasm

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