Answer:
The required adjusting entry would be to debit the Salaries Expense account and credit the Salaries payable account.
Explanation:
As per accrual concept the expense accrued for any period should be recorded in that period. Salaries accrued and not been paid requires an entry which creates an expense and liability as well. Journal Entry for the transaction is as follow:
Dr. Salaries Expense $650
Cr. Salaries Payable $650