## Question

###### Two ice skaters stand facing each other at rest on frozen pond They push off against one another and the 48 kg skater acquires speed of 0.68 m/s. If the other skater acquires speed of 0.85 m/s what is her mass in kilograms?Additional MaterialsReading

Two ice skaters stand facing each other at rest on frozen pond They push off against one another and the 48 kg skater acquires speed of 0.68 m/s. If the other skater acquires speed of 0.85 m/s what is her mass in kilograms? Additional Materials Reading

## Answers

#### Similar Solved Questions

5 answers

##### An 0.050 kg block of aluminum is heated and placed in a calorimeter containing 0.100 kg of water at 20'C_ If the final temperature of the water was 30'C , to what temperature was the aluminum heated?

An 0.050 kg block of aluminum is heated and placed in a calorimeter containing 0.100 kg of water at 20'C_ If the final temperature of the water was 30'C , to what temperature was the aluminum heated?...

5 answers

##### Cierton 6 NotYci HanntAnsnet following questions based on the NO and NO: molecules Mmp_ lett 2.22.18 Give the molecular orbital configuration tor an NO molecular Orbital energy level diagram Determine the magretk character of the molecules with reasonts} Calculate Ihe bond orders (BO) of the mokecules , Determine whether the NO vidble noI Explain why the molecules are IsoelectronkcMarrd Out ofFng qucttionMOCe(2.22.2211 BNO = Paramagnetlc, 6echuse not al e olectons Jre Dalod NOa Duriaqetk tcous

Cierton 6 NotYci Hannt Ansnet following questions based on the NO and NO: molecules Mmp_ lett 2.22.18 Give the molecular orbital configuration tor an NO molecular Orbital energy level diagram Determine the magretk character of the molecules with reasonts} Calculate Ihe bond orders (BO) of the moke...

5 answers

##### 4 Use AM< Lal&C Ioqarithms4o Sale (D +.s7+b01 5) 1924 +1aq2 32>Wrue_Ahe SAulion a( Ak ar4hmtc FincFton 2 ESpatenk4S 4-(oqt (4into Cocm

4 Use AM< Lal&C Ioqarithms4o Sale (D +.s7+b01 5) 1924 +1aq2 32> Wrue_Ahe SAulion a( Ak ar4hmtc FincFton 2 ESpatenk4S 4-(oqt (4into Cocm...

5 answers

##### Determine if the following staternents are True or False:If the line x = & is a vertical asymptote of the function fd, then {cannotbe continuous ata;(Select ]lim f(c) = & and lim g(r) = 0 then limlf(z) gle)] doesnot existSelect ]If the line y = b is a horizontal asymptote of the function fix} then the line Y - d cannot be horizontal asymptote of fIne

Determine if the following staternents are True or False: If the line x = & is a vertical asymptote of the function fd, then {cannot be continuous ata; (Select ] lim f(c) = & and lim g(r) = 0 then limlf(z) gle)] does not exist Select ] If the line y = b is a horizontal asymptote of the funct...

5 answers

##### Aball is shot out of a tower window that is 40 m above the ground_ The initial velocity of the ball is 50 mls_ and is thrown at an angle of 8=158 with respect to the vertical direction:hWhat is the speed of the ball just before it hits the ground?

Aball is shot out of a tower window that is 40 m above the ground_ The initial velocity of the ball is 50 mls_ and is thrown at an angle of 8=158 with respect to the vertical direction: h What is the speed of the ball just before it hits the ground?...

5 answers

##### While titrating dilute $mathrm{HCl}$ solution with aqueous $mathrm{NaOH}$, which of the following will not be required? (a) Burette and porcelain tile(b) Pipette and distilled water(c) Clamp and phenolphthalein(d) Bunsen burner and measuring cylinder

While titrating dilute $mathrm{HCl}$ solution with aqueous $mathrm{NaOH}$, which of the following will not be required? (a) Burette and porcelain tile (b) Pipette and distilled water (c) Clamp and phenolphthalein (d) Bunsen burner and measuring cylinder...

5 answers

##### The weekly total cost in dollars incurred by the BMC Recording Company in manufacturing $x$ compact discs is$$C(x)=4000+3 x-0.0001 x^{2} quad 0 leq x leq 10,000$$a. What is the actual cost incurred by the company in producing the 2001st disc? The 300 lst disc?b. What is the marginal cost when $x=2000$ ? When $x=3000 ?$

The weekly total cost in dollars incurred by the BMC Recording Company in manufacturing $x$ compact discs is $$ C(x)=4000+3 x-0.0001 x^{2} quad 0 leq x leq 10,000 $$ a. What is the actual cost incurred by the company in producing the 2001st disc? The 300 lst disc? b. What is the marginal cost when $...

5 answers

##### The center of circle Q has coordinates (-1 , 0): If circle Q passes through R(5, 8),what is the length of its diameter?50 20 (3) 10 (4) 5

The center of circle Q has coordinates (-1 , 0): If circle Q passes through R(5, 8), what is the length of its diameter? 50 20 (3) 10 (4) 5...

5 answers

##### 02 USub PointsSolve the following:021 Pointtan(c)drPlease select file(s}Select filers}Save Answet02.2 1PointPlease select file(s}Select file(s}Save Answet

02 USub Points Solve the following: 021 Point tan(c)dr Please select file(s} Select filers} Save Answet 02.2 1Point Please select file(s} Select file(s} Save Answet...

5 answers

##### Questicn I: #) Choose the correct answerA long; thin rod of length and mass m hangs fror pivot point about which it is fre:] t0 swing vertical plane like simple penduium The total angular momentum of the rodnS function of its Instantaneous angular velocity Mention what does the figure show ?The angular momentum 0f center 0f mass Tne angular momentum of relative I0 center of mass The angulur momentum rod when the tolal angular momentum calucalted directlyWhat does the figure b showsThe angu

Questicn I: #) Choose the correct answer A long; thin rod of length and mass m hangs fror pivot point about which it is fre:] t0 swing vertical plane like simple penduium The total angular momentum of the rodnS function of its Instantaneous angular velocity Mention what does the figure show ? The...

1 answers

##### Give all answers in $a+b i$ form. $$\frac{2+i \sqrt{3}}{3+i}$$

Give all answers in $a+b i$ form. $$\frac{2+i \sqrt{3}}{3+i}$$...

5 answers

##### "Please make sure you carry all decimals until you reach youranswer, then round to four decimals."A recent survey showed that 61% of U.S. employers were likely torequire higher employee contributions for health care coverage.Suppose the survey was based on a sample of 600 companies. Find the95% confidence interval for the proportion of all companies likelyto require higher employee contributions for health carecoverage.Left Endpoint=Right Endpoint=

"Please make sure you carry all decimals until you reach your answer, then round to four decimals." A recent survey showed that 61% of U.S. employers were likely to require higher employee contributions for health care coverage. Suppose the survey was based on a sample of 600 companies. Fi...

2 answers

##### Based on past experience, a bank believes that 7% of the peoplewho receive loans will not make payments on time. The bank hasrecently approved 200 loans.a)What are the mean and standard deviation of the proportion ofclients in this group who may not make timely payments?b)Determine the distribution of the proportion of clients inthis group who may not make timely payments. What assumptionsunderlie your model? Are the conditions met? Explain.c)Whatâ€™s the probability that over 10% of these clien

Based on past experience, a bank believes that 7% of the people who receive loans will not make payments on time. The bank has recently approved 200 loans. a)What are the mean and standard deviation of the proportion of clients in this group who may not make timely payments? b)Determine the distribu...

5 answers

##### The nutrition label for Oriental Spice Sauce states that onepackage of sauce has 1000 milligrams of sodium. To determine if thelabel is accurate, the FDA randomly selects 90 packages of OrientalSpice Sauce and determines the sodium content. The sample has anaverage of 1168.31 milligrams of sodium per package with a samplestandard deviation of 269.53 milligrams. Step 1 of 2 : Calculate a95% confidence interval for the mean sodium content in OrientalSpice Sauce.

The nutrition label for Oriental Spice Sauce states that one package of sauce has 1000 milligrams of sodium. To determine if the label is accurate, the FDA randomly selects 90 packages of Oriental Spice Sauce and determines the sodium content. The sample has an average of 1168.31 milligrams of sodiu...

5 answers

##### A sample of gas expands from 1.0m? to 4.0m3while its pressure decreases from 40 Pa to 10 Pa: How much work is done by the gas ifits pressure changes with volume via (a) path A, (b) path B,and (c) path Cin the figure ?0 LLo 20 3 40 Volune (J"')(a) NumberUnits(b) NumberUnits(c) NumberUnits

A sample of gas expands from 1.0m? to 4.0m3while its pressure decreases from 40 Pa to 10 Pa: How much work is done by the gas ifits pressure changes with volume via (a) path A, (b) path B,and (c) path Cin the figure ? 0 L Lo 20 3 40 Volune (J"') (a) Number Units (b) Number Units (c) Number...

5 answers

##### (3 points) Choose the correct answer for each step evaluate the integral sin x COS-Let u Let u coss Let u sin (J1 =sinx d Qu. sinx dx du = cosx dxMake substitutionuduRewrlte the Integral:u5 duu5 dux+CEvaluate the integral+C sine 1+C10. (3 points) Choose the correct answver for each step to evaluate the Integral:1)e(r-1J* dxLet u = (x - 1)" du = (x - I)dx Let u = (1 = 1)3 du = 36 - )dt Let u = (1 - 1)4 du =46 [)dxMake substitutione" duRewrite the integraleu duue" duEvaluate the Int

(3 points) Choose the correct answer for each step evaluate the integral sin x COS- Let u Let u coss Let u sin ( J1 = sinx d Qu. sinx dx du = cosx dx Make substitution udu Rewrlte the Integral: u5 du u5 du x+C Evaluate the integral +C sine 1+C 10. (3 points) Choose the correct answver for each step ...

5 answers

##### Arrange the following ions in order of increasingionic radius: Cl

arrange the following ions in order of increasing ionic radius: Cl...

5 answers

##### Consider the augmented matrix of a linear system and its reduced row echelon form below:128-202-42~5 _l1 6 12-13 1813-3Write the solution to the linear system in parametric vector form:

Consider the augmented matrix of a linear system and its reduced row echelon form below: 1 2 8 -2 0 2 -4 2 ~5 _l1 6 12 -13 18 1 3 -3 Write the solution to the linear system in parametric vector form:...

5 answers

##### Problem #7: The lifespan of a light bulb manufactured by a certain company is measured by random variable X with the following probability density function,0.02e 0.02x {0 X > otherwisef(x)where x denotes the life, in hours , of randomly chosen bulbWhat is the probability that the lifespan of the bulb is between 50 and 90 hours? (Round your answer to 4 decimal places_Problem #7:Round your answer to 4 decimal places

Problem #7: The lifespan of a light bulb manufactured by a certain company is measured by random variable X with the following probability density function, 0.02e 0.02x {0 X > otherwise f(x) where x denotes the life, in hours , of randomly chosen bulb What is the probability that the lifespan of ...