Answer and Explanation:
The journal entries are shown below:
On Aug 4
Raw Materials (12,000 units × $14) $168,000
To Accounts Payable 168,000
(Being the raw material purchased is recorded)
For recording this we debited the raw material as it increased the assets and credited the account payable as it also increased the liabilities
On Aug 31
Work in Process Dr $126,800
To Raw materials inventory $126,800
($5,000 × $8) + ($6,200 × $14)
(Being the requisition is recorded)
For recording this we debited the work in process and credited the raw material inventory