Exams & Certification

Give correct IUPAC names for the compounds below: Explain (1) K3 [Fe(C2O4)3]-3H20 (2) K[Cu(C2O4)2]·2H2O (3) K3[Cr(C2O4)3]-3H20 (4) K[Al(C2O4)3]-3H20 (5a) cis-K[Cr(C204)2(H2O)2]-2H2O (5b) trans-K[Cr(C2O4)2(H20)2]·2H20 The correct answer and explanation is : Correct IUPAC Names and Explanation 5a. cis-Potassium diaquabis(oxalato)chromate(III) dihydrateFormula: cis-K[Cr(C₂O₄)₂(H₂O)₂]·2H₂O 5b. trans-Potassium diaquabis(oxalato)chromate(III) dihydrateFormula: trans-K[Cr(C₂O₄)₂(H₂O)₂]·2H₂O Explanation (300 Words) The nomenclature of coordination complexes follows IUPAC rules, […]

The nurse observes a constant gentle bubbling in the water-seal column of a water-seal chest drainage system. This observation should prompt the nurse to do which of the following? Continue monitoring as usual; this is expected.Check the connectors between the chest and drainage tubes and where the drainage tube enters the collection bottle.Decrease the suction

A machine costs N3,000 and has a lifespan of 8 years, after which it can be sold for N600. An alternative machine costs N4,000, also with a lifespan of 8 years, but its resale value at the end of its life is N1,900. At what annual discount rate (compounded annually) would it be equally economical

A high efficiency furnace’s main burner shuts off after initial ignition A toilet is cycling on and off, and the tank is refilling every few minutes. What should you check first? 1) flush valve 2) fill valve 3) flapper 4) handle 5) overflow tube The correct answer and explanation is : The correct answer is:

As your sales levels increase you should expect A Total fixed costs will increase B Total fixed costs will decrease C Total variable costs will increase D Total variable costs will decrease The correct answer and explanation is : The correct answer is: C) Total variable costs will increase Explanation When sales levels increase, total

Draw the Lewis structure of CO in its best resonance form. Include all unshared electrons in your drawing. The correct answer and explanation is : The best resonance form of carbon monoxide (CO) has a triple bond between the carbon and oxygen atoms, with a lone pair on each atom. The Lewis structure is as

A company’s Inventory balance at the end of the year was $188,000 and $200,000 at the beginning of the year. Its Accounts Payable balance at the end of the year was $84,000 and $80,000 at the beginning of the year, and its cost of goods sold for the year was $720,000. The company’s total amount

The cash flow on total assets ratio is calculated by: A) Dividing cash flows from operations by average total assets. B) Dividing total cash flows by average total assets. C) Dividing average total assets by cash flows from financing activities. D) Dividing average total assets by total cash flows. E) Total cash flows divided by

Footings are used in balancing all accounts. True or false? The correct answer and explanation is : False. Footings are not used for balancing all accounts; instead, they are used to determine the totals of debit and credit columns in ledgers or financial statements. Balancing accounts involves comparing the total debits and credits to ensure

The plus side of a T account represents the: a. a normal balance of that account b. double balance of that account. c. trial balance of that account d. footings balance of that account. e standard balance of that account The correct answer and explanation is : Correct Answer: a. A normal balance of that