University Of Houston - Main Campus

CHEE : Vocab - Physical vs Chemical Changes Physical Change - correct answerA change in matter that does NOT change the chemical properties; no new substance is formed Chemical Change/Chemical Reaction - correct answerAtoms are rearranged to form brand new substances with new chemical and physical properties Reactants - correct answerA substance on the left side of a chemical reaction arrow; the "before" part of a chemical reaction Products - correct answerA substance on the righ...

Past Boards Chemical engineering C - correct answer*10 Mg of a solution* containing *0.3 kg Na2CO3/kg solution* is cooled slowly to 293 K to form crystals of Na2C03.lOHzO. *What is the yield of crystals* if the solubility of Na2C03 at 293 K is 21.5 kg/l00 kg water and during cooling 3 per cent of the original solution is lost by evaporation *(a) yield of crystals* (b) Mass ratio of decahydrate to anhydrous (c) amount of mother liquor (d) Weight of remaining solvent A. 6356 kg B. 563...

CHEE Chemical Reactions Vocabulary chemical reaction - correct answerprocess that changes, or transforms, one set of chemicals into another set of chemicals Reactants - correct answerA starting material in a chemical reaction Products - correct answerthe substances that are formed by the chemical change yield - correct answerthe act of producing products in a chemical reaction precipitate - correct answerA solid that forms from a solution during a chemical reaction.

CHEE 2331 Balancing chemical equations balanced - correct answer__CaO + __H₂O → __Ca(OH)₂ 2, 1, 2 - correct answer__Na + __F₂ → __NaF 2, 1, 2, 1 - correct answer__Na + __MgF₂ → __NaF + __Mg 4, 3, 2 - correct answer__Fe +__O₂ → __Fe₂O₃ 1, 3, 1, 2 - correct answer__CS₂ + __O₂ → __CO₂ + __SO₂ 1,2,1,2 - correct answerComplete combustion of methane gas. __CH₄ + __O₂ → __CO₂ + __H₂O reactant - correct answerThe elements or compounds whi...

CHEE 2331 Balancing chemical equations balanced - correct answer__CaO + __H₂O → __Ca(OH)₂ 2, 1, 2 - correct answer__Na + __F₂ → __NaF 2, 1, 2, 1 - correct answer__Na + __MgF₂ → __NaF + __Mg 4, 3, 2 - correct answer__Fe +__O₂ → __Fe₂O₃ 1, 3, 1, 2 - correct answer__CS₂ + __O₂ → __CO₂ + __SO₂ 1,2,1,2 - correct answerComplete combustion of methane gas. __CH₄ + __O₂ → __CO₂ + __H₂O reactant - correct answerThe elements or compounds whi...

Chemical Engineering Principles First Law of Thermodynamics - correct answerConservation of Energy Second Law of Thermodynamics - correct answerIncrease of Entropy Principle Enthalpy - correct answerHeat content of a substance based on reference temperature Sensible Heat - correct answerHeat loss or heat gained by a substance because of change of temperature (+) if added to the fluid and (-) if lost by the fluid Shaft Work - correct answerW in U= Q + W Heat, Q, when 1 lb of w...

ACCT ACCOUNTING IA Ch.7 SB PT. 3 Which of the following give rise to a note receivable? (Select all that apply.) - correct answer-Loaning money to stockholders. -Loaning money to an affiliated company. -A formal, written extension of the credit period to trade customers. Where is a note receivable reported in the balance sheet? - correct answerIn either current or noncurrent assets, as appropriate. (Face amount x annual rate x fraction of the annual period) is the formula for - corr...

acct AGBU FINANCE 3367 Exam 1

ACCT Chapter 7: Restricted Cash and Compensating Balances a noncurrent asset such as investments and funds or other assets - correct answerCash that is restricted in some way and not available for current use is usually reported as what? investments and funds or other assets - correct answerCash set aside by managers for a project or something should be classified as what? disclosure notes - correct answerAny material restrictions of cash should be described where? compensating balan...

ACCT 3367: Accounting Final Exam What are the most liquid assets? - correct answercash ex: coin, currency, deposits at the bank, money orders, certified checks, cashier's checks, bank drafts, & savings accounts What are cash equivalents? - correct answer- short-term, highly liquid investments ex: treasury bills, commercial paper, money market funds What is restricted cash? - correct answerCash set aside for a particular purpose; material in amount ex: cash restricted for; ...