# i have this table: day -- change in temperature mon -12 degree fahrenheight tues +6 degree f wed -4 degree f thur -9 degree f fri +8 degree f question: which two day period had the greatest change in temperature?

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1. ## Physics

If 100 ml of water at 60 degree is added to 200 ml of water at 30 degree then the temperature in mixture is options A) 45 degree B) 40 degree C) 50 degree

2. ## physics

A 500 g piece of silver at 150 degree Celsius is submerged in 1000 g of water at 5 degree Celsius to be cooled. determine the final temperature of silver and water given Cwater = 4.18 x 10 ^3 J/kg degree Celsius Csilver = 2.4 x 10^2 J/kg degree Celsius

3. ## Chemistry

A piece of metal weighing 5.10g at a temperature of 48.6 degree Celsius was placed in a calorimeter in 20.00 mL of water at 22.1 degree Celsius. The final equilibrium temperature was found to be 29.2 degree celsius. What is the specific heat of the metal?

4. ## maths

When a cake is removed from an oven its temperature is measured at 300 degree F. Three minutes later its temperature is 200 degree F. How long will it take to cool off to a room temperature of 70 degree F?

5. ## Maths

The temperature at 6pm of town was 37 degree c at mid night the temperature was 31 degree c if the rise in temperature per hour

6. ## science

how many kilojoules of heat must be transferred to a 480 g aluminum pizza pan to raise its temperature from 22 degree c to 234 degree c? The specific heat of aluminum in this temperature range is 0.97 J/g degree C.

7. ## Chemistry

Copper has a specific heat of 0.385 J/g degree C. How much heat is needed to raise the temperature for 25 degree C ti 60.degree C

8. ## Physics

On a winter day the temperature drops from -5 degree C to -15 degree C overnight. If a pan sitting outside contains 0.40kg of ice, how much heat is removed from the ice for the temperature change? (specific heat (ice) = .5kcal/kg) Is it 02.0kcal?

9. ## science and calculation

50 gram of steel at 100 degree centigrade is addae to 100grame of water at 30 degree centigrade the resultant temperature is 35 degree centigrade find the specific heat of metel

10. ## brilient stars

the temperature at 12 noon was 15 degree C above zero. if it decreases at the rate of 3 degree C per hour until midnight , at what time would the temperature be -3 degree C ? what would be the temperature at midnight

11. ## Geometry

What is measure of an angle R? side SR is unknown,ST is (12x-15)degree and TR is (3x+30) degree. answer choice A: 45 degree B: 52.5 degree C: 63 degree D: 75 degree please help and explain step by step. Thank you in advance.

12. ## physic

An 85.0-N backpack is hung from the middle of an aluminum wire, The degree of hung of the wire is 3 degree. The temperature of the wire then drops by 20.0 C¡ã. Find the tension in the wire at the lower temperature. Assume that the distance between the

13. ## Mathematics

An irregular polygon has its external angles as 140 degree,120 degree,142 degree,132 degree,112 degree and x degree.find the value of x.

14. ## physics

In a 25 degree C room, hot coffee in a vacuum flask cools from 72 degree C to 54 degree in 8 hours.Find its temperature after another 8 hours.

15. ## physics

A closed box is filled with dry ice at a temperature of -78.5 degree C, while the outside temperature is 21.0 degree C. The box is cubical, measuring 0.350m on a side, and the thickness of the walls is 3.00*10^-2 m. In one day, 3.10*10^6 J of heat is

16. ## Math

the temperature dropped 18 degrees F between 6 am and 6 pm. during the night the temperature fell another 8 degree F. at 6 am the temperature started rising. It rose 1degree F the first hour, 2 degree F the second hour, and 4 degree the third hour. The

17. ## Chemistry

Substance A has a melting point of -10 degree celcius and a boiling point of 57 degree celcius. Sunstance B has a melting point of -67 degree celius and a boiling point of 15 degree celius. Room temperature is 20 degree celcius. (A) What is the physical

18. ## Math

the temperature dropped 18 degrees F between 6 am and 6 pm. during the night the temperature fell another 8 degree F. at 6 am the temperature started rising. It rose 1degree F the first hour, 2 degree F the second hour, and 4 degree the third hour. The

19. ## Math

Problem Solving: Work Backward At 12 noon, Leslie recorded the temperature as 56 degree Fahrenheit. The temperature had increased by 8 degree Fahrenheit from 10 a.m. The temperature at 8 a.m. was 2 degree Fahrenheit warmer than it was at 10 a.m. What was

20. ## MATH

The table below represents the volume of a liquid sample as a function of its temperature: Temp (C) Volume (ml) x f(x) 11 95 16 100 21 105 26 110 The average rate of change of f(x) between x=11 to x=21 is _____ ml per C ((degrees)) and represents the rate

21. ## Precalc

Outside temperature over a day can be modeled as a sinusoidal function. Suppose you know the high temperature of 94 degrees occurs at 6 PM and the average temperature for the day is 75 degrees. Find the temperature, to the nearest degree, at 7 AM. ---

22. ## Math

the graph line passing through (1,1) , (-2,4) make with positive x-axis angle equal is: a) 30 degree b) 45 degree c) 60 degree d) 135 degree

23. ## Physics

The ice point of a faulty mercury in glass thermometer isX degree celcius while its steam point is 85 degree celcius. If the thermometer reads 50 degree celcius when the true temperature is 40 degree celcius, calculate the value of X

24. ## physics.

A steel beam is used in the construction of a skyscraper. By what fraction (change in L)/Lo does the length of the beam increase when the temperature changes from that on a cold winter day (-15 degree F) to that on a summer day (+ 105 degree F)? I got

25. ## physics

a steel meter rule has correct lenght at 28 degree celcius on the day the temparature is 40 degree celicius,it measures the lenght of a table at 158m .what is the true lenght of the table.alpha=0.000012 raise up to power one per kelvin.

26. ## math

the temperature at 12 noon was 10 degree Celsius above 0.decrease at the rate of 2 degree Celsius per hour until midnight at what time would temperature be 8 degree Celsius below zero? what would be temperature at mid-night?

27. ## Pre-Calc

Please check my answers I really need to do my homeowrk!;This are polar coordinates we're studying-I'm almost positive the first two are correct. 1.Which of the folowing is another representation of (-3,pi)? (3,120degree) (3,0 degree)I think it is this

28. ## Pre-Calc-Please check I'm desperate

Please check my answers I really need to do my homeowrk!;This are polar coordinates we're studying-I'm almost positive the first two are correct. 1.Which of the folowing is another representation of (-3,pi)? (3,120degree) (3,0 degree)I think it is this

29. ## Calculas HS

A glass of cold milk from the refrigerator is left on the counter on a warm summer day. its temperature y (in degrees Fahrenheit) after sittin gon the counter t minutes is y= 72-30(0.98)^t Answer the question by interpreting y and dy/dt. 1. what is the

30. ## college physics

calculate the specific heat of 200g of substance whose temperature is 30 degree celcius if it is mixed with 200g of water heated in a 300g iron container at 100 degree celcius. the final temperature of the mixture is 98 degree celcius.

31. ## math

A circle is divided into four segments from the center of the circle. One segment is x degree and each of the other three segments increases by 20 degree from the previous segment. What is the value of the largest segment? a. 60 degree b. 80 degree c. 100

32. ## Electrical Circuits

A length of copper telephone line has a resistance of 24Ω at 20 degree Celsius. What it its resistance on a hot summer day when its temperature rises to 36 degree Celsius.

33. ## Science

1+ tan*5 degree - csc*85 degree Paste this in the Google search window: 1+ tan5 degree - csc85 degree

34. ## math

the sum of measures of the angles in a nonagon is A)1260 degree B)1160 degree C)1060 degree D)960 degree

35. ## chemistry

rate the following solutions as unsaturated, saturated, or supersaturated a) 2020g/L of KNO3 at 85 degree b) 185g/L of NaCl at 50 degree c) 500g/L of KCl at 75 degree d) 900g/L of NaNO3 at 55 degree

36. ## math word problem

i have this table: day -- change in temperature mon -12 degree fahrenheight tues +6 degree f wed -4 degree f thur -9 degree f fri +8 degree f question: which two day period had the greatest change in temperature? i said : mon to tues and thurs to friday is

37. ## math word problem

i have this table: day -- change in temperature mon -12 degree fahrenheight tues +6 degree f wed -4 degree f thur -9 degree f fri +8 degree f question: which two day period had the greatest change in temperature? i said : mon to tues and thurs to friday is

38. ## physics

(a) In a hot summer afternoon, you just finished a football game. You rushed back to your home to grab a coke to cool yourself down. Unfortunately, you found out that you forgot to store your coke in the refrigerator but placed it on the dining table.

39. ## Physics II

1.given 30 m^3 of helium at 15 degree c and 1.0x10^5 Pa, determine the volume at -6 degree c and 5.6x10^4 Pa 2. if a mass of gas occupies 500 l at 16 degree c and 10^5 Pa,determine the volume at 38 degree c and 1.7x10^5 Pa. 3. Calculate the final

40. ## heat

One degree celsius indicates the same temperature change as what (which of the following is correct) one degree fahrenheit one kelvin 9/5 kelvin 5/9 degree fahrenheit 9/5 deg F 9/5 deg f was not an option my options were 5/9 Degree fahrenheit 9/5 kelvin

41. ## Physical Science

I need help with the following question... Thank You One degree celsius indicates the same temperature change as... one degree fahrenheit one kevin 5/9 degree fahrenheit 9/5 kelvin

42. ## Maths

Using the exact trigonometric ratios of 45 degree,30 degree and 60 degree,evaluate the following,leaving where necessary your answer in surd form. (a) 3 sin 30 degree-2 cos 60 degree (b)(tan 45 degree)(4 cos 60 degree-2 cos 60 degree)

43. ## Math

How can I make a table showing this problem please help. Education Earnings HS diploma or GED $23,719 Associate's Degree$30,178 Bachelor's Degree $38,208 Master's Degree$47,049 Doctorate's Degree \$55,620 The table gives the median earnings of women aged

44. ## chemistry

A samples with a mass of 35 grams and a temperature of 97.3 degree c is placed into 75.0 g of water at 19.7 degree c. The final temperature is 22.3 degree c, what is the specific heat of the sample?

45. ## Math23456

Problem:4x^2y^3 Choices: a.2nd degree b.3rd degree c.4th degree d.5th degree What I think:I think it is letter C. It is degree 3 in y. It is degree 2 in x. Normally, one would call this a degree equation , or a cubic equation.

46. ## Chem

The temperature of a sample of water is changed from 10 degree C to 30 degree C. he same change in Kevin degrees would be 1) 20 2) 100 3) 303 4) 273

47. ## Algebra II

Identify the degree of each term of polyrnomial and the degree of the polynromial 0f -8x^3+8x^2+3x+4. degree of the first term___________. degree of the second tern___________. degree of the third term___________. degree of the fourth term____________.

48. ## Chemistry

I need help! I found the change in Temp= -.9 degree C. I don't know what to do next...? What value from this problem do I use as my q(heat capacity) to plug into the equation q= m X Cs X change T? The question states: 120mL of H2O is intially @ room temp

49. ## math

Ms Writeacher my math work book which is a fifth grader Harcourt Math Practice Workbook does not say what Tues so my mon think it has to be the same Tues in the week of the other days

50. ## chemistry

95.0 mL of H_2O is initially at room temperature (22 degree C). A chilled steel rod at 2 degree C is placed in the water. If the final temperature of the system is 21.3 degree C, what is the mass of the steel bar?

51. ## Physics

an iron of diameter 4 cm at 25 degree and a cylinder of diameter 4.002 cm is made of the same material at the same temperature. to what temperature the ring should be heated so that the cylinder passes through the ring easily.? a) 41.6 degree Celsius b)

52. ## Physics

Two spheres S1 and S2 of the same metal and having the same type of surface, have radii 20cm and 10cm respectively. Compare their rates of fall of temperature as they cool (a) when S1 is at 50 degree centigrade, S2 is at 40 degree centigrade, the

53. ## Math

If a shopkeeper sold 15 boxes of pencils on Mon and Tues. He sold 3 more boxes on Mon then on Tues. There were 12 pencils in each box. How many pencils did he sell on Monday.

54. ## Physics

A spherical steel ball has a diameter of 2.540cm at 25 degree Celsius. (a)What is its diameter when the temperature is raised to 100 degree Celsius? (b)What temperature change is required to increase its volume by 1%?

55. ## Geometry

What is measure of an angle R? side SR is unknown,ST is (12x-15)degree and TR is (3x+30) degree. answer choice A: 45 degree B: 52.5 degree C: 63 degree D: 75 degree Here is link for this question number 14. Thanks in advance.

56. ## Pre-Calc P lease check

Please check my answers; 1.Which of the folowing is another representation of (-3,pi)? (3,120degree) (3,0 degree)I think it is this one?? ((-3,0 degree) 2.Which is not a representation of (5,150 degree) (-5,-30 degree)I think it is this one? (-5,330

57. ## Math HELP NEEDED plz......

from january 3 to january 7, buffalo recorded the following daily high temperatures: 5 degree 7 degree 6 degree 5 degree and 7 degree. which statement about the temperature is true? EXPLAIN. 1 mean=median 2 median= mode 3 mean=mode 4 mean

58. ## Pre-Calc

Please check my answers; 1.Which of the folowing is another representation of (-3,pi)? (3,120degree) (3,0 degree)I think it is this one?? ((-3,0 degree) 2.Which is not a representation of (5,150 degree) (-5,-30 degree)I think it is this one? (-5,330

59. ## world problem MATH

the temperateure of Mars reaches 27 degree celsius during the day and -125 degree celsius at night. What is the average temperature? can youhelp me do this problem i am not sure.

60. ## Pre-Calc

Please check my answers;This are polar coordinates we're studying-I'm almost positive the first two are correct. 1.Which of the folowing is another representation of (-3,pi)? (3,120degree) (3,0 degree)I think it is this one?? ((-3,0 degree) 2.Which is not

61. ## math

begnning with temperature of 2 degree,the temperature rises by 8 degree,then drops by 14 degree and finally rises by 2 degree.what is the temperature after the above changes?

62. ## chemistry

-182 degree c, -68 degree c, 943 degree c, 115 degree c, 0 degree c, which is the melting point of an ionic solid?

63. ## AP Chemisty

N2(g)+3F2 yields 2Nf3(g) Delta H(degree)298=-264KJ mol-1;Delta S(degree)298=-278J K-1 mol-1 The following questions relate to the synthesis reaction represented by the chemical equation above. a.)CAlculate the value of the standard free energy change,

64. ## math

Nikki and her family are traveling to Geneva for winter holiday, and it is going to be cold! Today’s forecast says that Geneva is 12^\circ\text{C}12 ∘ C12, degree, C colder than Nikki's hometown. Using the information in the table below, select Nikki's

65. ## science

Assuming that radiation with a wavelength = 15.0 cm is used, that all the energy is converted to heat, and that 4.184 J is needed to raise the temperature of 1.00 g of water by 1.00 degree celcius, how many photons are necessary to raise the temperature of

66. ## Pre-Calc

I posted yesterday and didn't get a response so I'm hoping someone can check these today-Thank you they are polar coordinate questions--My answers are her I just need them checked- 1.Which of the folowing is another representation of (-3,pi)? (3,120degree)

67. ## STATISTICS

The following data represents the monthly natural gas consumption (in hundreds of cubic feet) for a family for a random sample of nine months selected from five years of data. The other variable is Degree-days which is a measure of temperature. Degree-days

68. ## Chemistry

By how much will the temperature of 2.00kg of air change if it absorbs all of the heat given up when 1.00kg of water cools from 40.degree to 20 degree? Thanks for all your help

69. ## Algebra

In the metric system there are two official temperature scales: degree Celsius and kelvin. The kelvin temperature scale is obtained by shifting the Celsius scale so of any heat whatsoever. An equation about the relationship between the two scales follows:

70. ## chemistry

A bicycle tire fitted was fitted with the air pressure of 75 psi at temperature 19 degree C riding the bike on a asphalt on a hot day increases temperature of the tire to 58 degree C. The volume increase by 4% . What is the new pressure

71. ## Physics

At room temperature of 30 degree celsius, a glass of water takes one minute to cool from 80 degree celsius to 60 degree Celsius. How long will it take to further cool from 60 degree celsius to 50 degree celsius?

72. ## Trigonometry

Outside temperature over a day can be modeled as a sinusoidal function. Suppose you know the high temperature of 95 degrees occurs at 3 PM and the average temperature for the day is 80 degrees. Find the temperature, to the nearest degree, at 8 AM

73. ## pre calculus

outside temperature over a day can be modeled as a sinusoidal function. suppose you know the high temperature of 90 degrees occurs at 3 PM and the average temperature for the day is 80 degrees. Find the temperature, to the nesrest degree, at 10 AM.

74. ## Calculas HS

A glass of cold milk from the refrigerator is left on the counter on a warm summer day. its temperature y (in degrees Fahrenheit) after sittin gon the counter t minutes is y= 72-30(0.98)^t Answer the question by interpreting y and dy/dt. 1. what is the

75. ## college physics

calculate the specific heat of 200g of substance whose temperature is 30 degree celcius if it is mixed with 200g of water heated in a 300g iron container at 100 degree celcius. the final temperature of the mixture is 98 degree celcius.

76. ## maths

The following shows the number of chairs rented and returned to Zippy party rentals. For the period Monday to Friday of a week in May. Number of chairs rented: Mon: 113 Tues: 367 Wed:258 Thurs:969 Fri: 1,083 Number of Chairs returned: Mon: 46 Tues: Wed: 96

77. ## pisd

find the change in temperature minus 8 degree celsius to 13 degree celsius

78. ## stats

This week we practice with Binomial Distribution. You can use Appendix Table E or Excel Function Binomdist. About 30% of adults in United States have college degree. (probability that person has college degree is p = 0.30). If N adults are randomly

79. ## physics

two ectors act on the same pont. what should the angle between them be so that a maximum resultant is obtained a. o degree b. 90 degree c. 180 degree d. cannot tell answer : a. 0 degree

80. ## maths

Using the complementary angle ratio results,find the value of x for the following. (a) cos(x+35)degree=sin x degree (b) sec x degree=cosec(x+20)degree

81. ## Algebra 1

Find the measure of the smallest angle of the right triangle. c= 90degree a= height ac= 7 and cb = 11 a-32.5 degree b-57.5 degree c-13.0 degree d-50.5 degree my answer is a 32.5 degrees

82. ## General chem lab

This involves Enthalpy of Neutralization: A student determined the calorimeter constant of the calorimeter. Using a plotted line. The student added 50ml of cold water to 50 ml of heated water in a Styrofoam cup. The initial temperature of the cold water

83. ## Math

Problem Solving Work Backward The temperature was 16 degree Celsius when Becky returned home at 6 p.m. The temperature was 4 degree Celsius warmer at 3 p.m. than it was at 6 p.m. It was 3 degree Celsius warmer at 12 noon than it was at 3 p.m. What was the

84. ## Heat Energy

1. (a) 500g of copper is heated from 30 degree celcius - 120 degree celcius?. (b) if the same quantity of heat is supplied to 300g of water initial at 30 degree celcius,what will be the final temperature.

85. ## physics heat flow problems.

b. Two metallic rods A and B with similar length and cross sectional area are joined together and all curved surfaces are insulated. At steady state, the temperatures at their ends are shown in the figure below. The thermal conductivity of A is twice that

86. ## chemistry

1)At room temperature (20 degree C), milk turns sour in about 64 hours. In a refrigerator at 3 degree C, milk can be stored three times as long before it sours. How long should it take milk to sour at 40 degree C (activation energy =44kj/mol)? 2)At what

87. ## chem

If a thermometer is calibrated to the nearset degree, what part of a degree can you estimate the temperature it measures? Doesn't it depend upon the spacing of the degree marks. Spaced like this || or like this |     | would make a

88. ## MATH

1: The table shows the low outside temperatures for Monday, Tuesday, and Wednesday. By how many degrees did the low temperature drop from Tuesday to Wednesday? 2) The table shows the low outside temperatures for Monday, Tuesday, and Wednesday. By how many

89. ## MATH

1: The table shows the low outside temperatures for Monday, Tuesday, and Wednesday. By how many degrees did the low temperature drop from Tuesday to Wednesday? 2) The table shows the low outside temperatures for Monday, Tuesday, and Wednesday. By how many

90. ## physics

a copper cylinder has a radius of 2.5 cm and a length of 5.6 cm at 20 degree Celsius. The rod is heated until its temperature is 85 degree Celsius. Find the density at 85 degree Celsius.

91. ## math

Write and solve the number sentences she could use. Ms. Cloudcover, the TV weatherperson, noted that Sunday’s temperature was 12, much warmer than the -7 on Friday and the -2 on Saturday. She remembered that Thursday’s temperature was 0 and checked to

92. ## chem

Rank the size of a change in temperature of one degree Fahrenheit, one degree Celsius, and one kelvin. In other words, if a thermometer were to show that the temperature outside increased by these amounts, which change would feel the largest? If any of the

93. ## math word problem

Read the following story about the TV weatherperson and identify as many places as possible that the weatherperson could use addition or subtraction of integers to answer her questions. Write and solve the number sentences she could use. Ms. Cloudcover,

94. ## chemistry

Rank the size of a change in temperature of one degree fahrenheit, one degree celsius, and one kelvin. Ok I can't seem to get this question right no matter what I do. Isn't one fahrenheit degree the largest then celsius and kelvin? There are 180 fahrenheit

95. ## math

Calculate the answers |-3-|-7-7|| Does |n+m| = |n|+|m| for all integers na and m? If so, give some examples. If not, give a counterexample. The Weathertalk Analysis Problem. Read the following story about the TV weatherperson and identify as many places as

96. ## math

Suppose the daily high temperature in a town is 3 degrees above average one day, then 5 degrees below average the next day, then 2 degrees above average, then 1 degree below average, then 6 degrees above average, then equal to the average the next day.

97. ## Calculus

The average temperature T(x), in oF, in a small office building without air conditioning given by T(x) = 73 ¨C 14 cos (p (x ¨C 3.4))/12 where x is the time elapsed since midnight, 0 ¡Ü x ¡Ü 24. To cool the building, the air conditioning is turned on

98. ## chemistry

What is the energy released when steam at 25 g of steam at 10 degree celcius is cooled to ice at-10 degree celcius work heat change for the following changes calculated 150 degree Celsius steam --150 degree water 150 degree water to 0 degree water 100

99. ## Math

On Monday, Casey ran 5 miles. On Tues, she ran three and three fifths miles. How much further did she run on Mon than Tues? Then, on Wednesday she ran four and one half miles. How much further did she run on Wed than on Tues? Could someone show me how I

100. ## Physics

A spherical steel ball has a diameter of 2.540cm at 25 degree Celsius. (a)What is its diameter when the temperature is raised to 100 degree Celsius? (b)What temperature change is required to increase its volume by 1%?