How Many Moles of Kr Are Contained in 398 Mg

question 117

Multiple Choice

How many moles of Kr are contained in 398 mg of Kr?

• A) 4.75 × 10^-3 moles Kr
• B) 33.4 moles Kr
• C) 2.11 × 10^-4 moles Kr
• D) 2.99 × 10^-3 moles Kr
• E) 1.19 × 10^-4 moles Kr

---

Definitions:

Sales Taxes Payable

Liabilities recorded on the balance sheet for sales tax collected from customers on behalf of governmental entities, to be remitted in the future.

Sales Tax Expense

The cost incurred by a business collecting sales tax from customers, which is then remitted to the government, not to be confused with a direct business expense.

Accrued Interest

Interest that has been incurred but not yet paid, typically recorded as a liability on the balance sheet.

Interest Charged

Interest charged is the cost applied to borrowing money, typically expressed as an annual percentage of the loan amount.