Answer:
a. Henry Associates paid $490 on account for an earlier purchase of merchandise inventory. 
Recording error ⇒ This is a cash payment and so should go to Cash Payment journal.
 
b. Recorded depreciation expense for the month.
Recording error ⇒ This is an expense entry for adjustment which means that it should be in the General journal.
 
c. Collected interest revenue. Cash receipts journal
Recording error ⇒ Correctly recorded.
 
d. Sold merchandise inventory on account. 
Recording error ⇒ This is a sale so should go to the Sales Journal.
 
e. Issued check no. 535 for purchase of merchandise inventory. 
Recording error ⇒ This is a payment by cash so this should go to the Cash payment journal.
 
f. Returned damaged inventory that was purchased on account. 
Recording error ⇒ This goes to the General journal as a debit memo. 
 
g. Sold merchandise inventory for cash.
Recording error ⇒ The Sales journal is for sales on account but this is a cash sale so it should go to the Cash sales journal.