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a) in an open vessel at a constant atmoshphere, b )in a closed vessel at a constant volume, which of the following is false? 1. in a closed vessel we are unable to disiguish between enthalpy change and work peformed (+-w) numerically: therfore, we can only calculate total enegery, chang in e, 2. if the same amount of external energy is supplied to each, the closed vessel will report a higeher tempature increase than reported by the vessel 3. coffee cup calorimeter is an open system while a bomb comlometer is a closed system. 4 in an open vessel system, the tempature chnage helps calculate the enthaly change while the volume change helps calculate work performed5. a gas reaction mixture inside a tighly sealed rubber balloon is an exmaple of a closed system if there is np openejing in that conatiner for air to escape

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When you retire in 37 years you would like to be able to withdraw $96,0000 per year in real terms for the 30 years you expect to be in retirement. You currently have $20,000 in your retirement account. Additionally, you expect to receive a trust payment in 20 years. The current value of the trust is $125,000 and you expect the value of the trust to keep pace with inflation until you receive it. You will then move the trust funds to your retirement account. To fund your retirement you will make anmual deposits. Before you retire, you expect to earn an 11 percent nominal EAR and you expect a 7 percent nominal EAR after you retire. Inflation will be a 3.2 percent EAR over the entire period. How much must you save each year to fund your retirement account?

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You own a 2020-year, $10001,000 par value bond paying 6.5 percent interest annually. The market price of the bond is $850850, and your required rate of return is 10 percent.

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Increase in alveolar pressure during a cough is a consequence of: muscles of expiration contract epglottis opens suddenly air in the lungs explodes outward all of the above

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Question 7 Which of the following statements about deadlocks in Java is true? 1 point Deadlocks occur when two or more threads are waiting indefinitely for each other to release resources, resulting in a program freeze. Deadlocks can be easily detected and resolved by the Java Virtual Machine (JVM) automatically. All deadlocks can be prevented by using synchronized blocks or methods in Java. Deadlocks can only occur when multiple threads are accessing shared variables simultaneously.

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NPV = $1,000,000

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Depreciation Methods Berkshire Corporation purchased a copying machine for $9,800 on January 1, 2023. The machine's residual value was $1,175 and its expected life was 5 years or 2,000,000 copies. Actual usage was 480,000 copies the first year and 438,000 the second year. Required: 1. Compute depreciation expense for 2023 and 2024 using the: a. Straight-line method. Depreciation expense: 1,725 per year b. Double-declining-balance method. Depreciation Expense 2023 3,920 2024 2,496 c. Units-of-production method. Do not round intermediate calculations. Round your final answers to the nearest whole dollar. Depreciation Expense 2023 2,070 2024 1,893 2. For each depreciation method, what is the book value of the machine at the end of 2023? At the end of 2024? If required, round your answers to the nearest whole dollar. a. Straight-line method b. Double-declining-balance method c. Units-of-production method 2023 2024

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Draw the skeletal ("line") structure of 5,5-dichloro-4-methylnonane. Click and drag to start drawing a structure.

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4.38 Draw the structure of a hydrocarbon that reacts with only 1 equiv of H? on catalytic hydrogenation and gives only pentanoic acid, CH$_3$CH$_2$CH$_2$CH$_2$COOH, on treatment with acidic KMnO$_4$. Write the reactions involved. 4.39 Give the structure of an alkene that yields the following keto acid on reaction with KMnO$_4$ in aqueous acid: ? $\xrightarrow{KMnO_4 \atop H_3O^+}$ HOCCH$_2$CH$_2$CH$_2$CH$_2$CCH$_3$ 4.40 What alkenes would you hydrate to obtain the following alcohols? (a) OH CH$_3$CH$_2$CHCH$_3$ (b) OH (c) OH CH$_3$

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Ed gets more satisfaction from eating apple pie than he does from eating chocolate ice cream. Which of the following can be concluded from this statement? Ed finds it easier to make apple pie as compared to making ice cream. The price of apple pie must be higher than chocolate ice cream. Apple pie is more readily available than chocolate ice cream. Ed gets a higher utility from eating apple pie than he does from eating chocolate ice cream.

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chad a.