Business, 09.11.2019 03:31 fannylrevelo123

A36 g aluminum spoon (specific heat 0.904 j/g·°c) at 25°c is placed in 181 ml (180. g) of coffee at 86°c and the temperature of the two become equal.
(a) what is the final temperature (in °c) when the two become equal? (assume that coffee has the same specific heat as water, 4.1801 j/g·°c.)
(b) the first time a student solved this problem she got an answer of 89°c. explain why this is clearly an incorrect answer.

Answers: 2

Show answers

Another question on Business

Business, 22.06.2019 09:40

Wilson center is a private not-for-profit voluntary health and welfare entity. during 2017, it received unrestricted pledges of $638,000, 65 percent of which were payable in 2017, with the remainder payable in 2018 (for use in 2018). officials estimate that 14 percent of all pledges will be uncollectible. a. how much should wilson center report as contribution revenue for 2017? b. in addition, a local social worker, earning $20 per hour working for the state government, contributed 600 hours of time to wilson center at no charge. without these donated services, the organization would have hired an additional staff person. how should wilson center record the contributed service?

Answers: 2

Answer

Business, 22.06.2019 19:50

The interaction of individual choices because a type of fish is on the verge of extinction, the government imposes rules that prohibit fishing in the publicly owned spawning grounds. at first owners of fshing bouts complain about this restriction on where they can fish, but soon they notice that the number of adult fish swimming outside the protected area is much higher than it was before. with the restriction, each fishing boat ends up catching more fish than it did before the r which of the following principles of economic interaction best describes this scenario? o there is a tradeoff between equality and efficiency o markets usually lead to efficiency. o when markets do not achieve efficiency,government intervention can improve overall welfare o markets allocate goodseffectively

Answers: 1

Answer

Business, 22.06.2019 20:40

If the ceo of a large, diversified, firm were filling out a fitness report on a division manager (i.e., "grading" the manager), which of the following situations would be likely to cause the manager to receive a better grade? in all cases, assume that other things are held constant.a. the division's basic earning power ratio is above the average of other firms in its industry.b. the division's total assets turnover ratio is below the average for other firms in its industry.c. the division's debt ratio is above the average for other firms in the industry.d. the division's inventory turnover is 6, whereas the average for its competitors is 8.e. the division's dso (days' sales outstanding) is 40, whereas the average for its competitors is 30.

Answers: 1

Answer

Business, 22.06.2019 21:10

Match the terms with their correct definition. terms: 1. accounts receivable 2. other receivables 3 debtor 4. notes receivable 5. maturity date 6. creditor definitions: a. the party to a credit transaction who takes on an obligation/payable. b. the party who receives a receivable and will collect cash in the future. c. a written promise to pay a specified amount of money at a particular future date. d. the date when the note receivable is due. e. a miscellaneous category that includes any other type of receivable where there is a right to receive cash in the future. f. the right to receive cash in the future from customers for goods sold or for services performed.

Answers: 1

Answer

You know the right answer?

A36 g aluminum spoon (specific heat 0.904 j/g·°c) at 25°c is placed in 181 ml (180. g) of coffee at...

Questions