# how much heat is required to melt an ice cube that is 4.2 cm x 2.1 cm x 2.9 cm? The density of ice is 0.92 g/cm3

22,259 questions, page 62
1. ## algebra

Find 2 consecutive integers, the smaller a perfect cube and larger a perfect square.

asked by Marissa on November 7, 2013
2. ## math

Lena plans to fill her 22-cm cube to within 2 cm of the top.How many cubic centimeters of dirt will Lena need?

asked by peter on July 17, 2014
3. ## algebra

Given a cube with volume 30 cubic centimeters, find the number of centimeters in the length of an edge.

asked by Mike on February 8, 2011
4. ## math

N and P are integers greater than 1 5N is the square of a number 75NP is the cube of a number the smallest value for N+P IS what? i cant figure it out, please help thank you so much

asked by AL on October 4, 2010
5. ## Math

Victoria rolls a number cube numbered 1-6 three times. What is the probability that she will roll a 5 on each roll?

asked by Alexis on April 3, 2016
6. ## math

A sphere circumscribe a cube of side 4 cm. Find the radius and surface area of the sphere

asked by Laila on August 18, 2017
7. ## Math

If the volume of a cube is 125m cubed, what is the expression for lenght of each side? I got the answer 5m cubed

asked by Jordan on October 18, 2016
8. ## math

Determine if there exists a real number that is exactly one less than its cube. If so, find the value of the number. (Hint: IVT)

asked by kate on September 30, 2008
9. ## calculus

Let f(x)= Cube root(x + 2) and g(x) = x^3 - 2. Which of the following are true? I. g(x) = f^-1(x) for all the real values of x. II. (f£»g) (x) = 1 for all reak values of x. III. The Function is one-to-one.

asked by Kevin on August 18, 2010
10. ## math

Express 5832 as a product of prime factors and hence,find the cube root of 5832 ?

asked by MTH on February 9, 2008
11. ## math

A number cube is rolled, and a coin is tossed. What is the probability that a four is rolled and the coins comes up tails? A. 1/3 B. 1/4 C. 1/6 D. 1/12

asked by trinity on November 3, 2016
12. ## arithmetic

Find the smallest positive integer P such that the cube root of 400 times P is an integer.

asked by Loyd on October 5, 2009
13. ## aims math

A box is shaped like a cube with edges 11 centimeters long. What is the best approximation of the volume of the box?

asked by ozzy on February 25, 2011
14. ## Trigonometry

What is the surface area of the cube below? answer in simplest radical form only one surface is 576 cm^3

asked by Francois on December 29, 2013
15. ## MATHS

A CUBE HAVING T.S .A IS 216sqcm.reshaped and melted in small cubes of 2cm each.how many cubes can be formed?

asked by RITTIKA on January 2, 2016
16. ## math

P varies partly as the cube of M and partly as the inverse of M.if M=2 when P=1and M=6,when P=4, write out an expression for P. Hence find P when M=7

asked by Obianujunwa on October 21, 2018
17. ## maths

y + ((4x^2)/(3-x)) ^3 y ' = ? Product Rule didn't work here ...I think the Quotient rule but the cube on end has me stumped

asked by MeGaTrOn on May 16, 2017
18. ## Math

What is the probability of rolling an even number greater than 2 on a fair number cube? in simplest form

asked by paragonnova on April 19, 2013
19. ## Physics

A fossil-fuel power plant that generates 1000MW of electrical power discharges 1600MJ per second as waste heat into the river. A)At what rate(in MW) is thermal energy obtained fromt the burning of coal? B)What is the thermal efficiency(power output/heat

asked by Devon on May 4, 2011
20. ## chemistry

if the mass of a metal is 127.70 grams, what is number of moles on the metal in the cube?

asked by Tracy on October 16, 2012
21. ## Math

“ y and z are integers greater than 1 5y is the square of a number 75yz is the cube of a number. The smallest value for y + z is = ?”

asked by cherryl on February 26, 2011
22. ## Physics

What is the acceleration of an 0.4m aluminum cube with a density of 2.72 in a beaker of methanol, which has a density of .791?

asked by Daisy on February 1, 2012
23. ## Math

A two-digit # whoses cube root is the square root of the sum of its digits

asked by Jenn on September 28, 2007
24. ## math

a number cube numbered 1 through 6 is rolled.what is the probabilty of rolling a prime number.

asked by cameron on May 11, 2011
25. ## Chemistry

A 1.75 gram perfect cube of wood has a side measure of 2.45 cm, what is the density of the wood?

asked by Rae on October 18, 2016
26. ## Math

Tom has some cubes that are 2 cm. on each side. How many of them will fit into a box that is a cube with each side 4 cm. long?

asked by Dashuna on September 20, 2010
27. ## Math

Tom has some cubes that are 2 cm. on each side. How many of them will fit into a box that is a cube with each side 4 cm. long?

asked by Dashuna on September 20, 2010
28. ## Math

A single, standard number cube is tossed. What is the probability of getting a number greater than 3? A. 2/3 B. 1/3 C. 1/6 D. 1/2

asked by loli on June 8, 2018
29. ## Algebra 1

What is the first natural number that is a perfect square and a perfect cube? Can you find the second? The third? Explain.

asked by Jackie on March 8, 2014
30. ## Math

If two number cubes are tossed, what is the probability of getting a sum that is less than 6, given that 1 number cube shows a 3 ?

asked by Ana on May 11, 2012
31. ## Math

17. A cube has a surface area of 108 square feet. What is the area of one face? Please help me!!

asked by Barry Vacker on April 10, 2019
32. ## math

what is the volume of a cube with its height being 6cm it length being 4cm and its width being 6cm

asked by Anonymous on April 26, 2012
33. ## science

a metallic cube of mass M and dencity D is kept on a table .find the pressure on table.

asked by ranjan on May 5, 2012
34. ## math

N and P are integers greater than 1 5N is the square of a number 75NP is the cube of a number smallest value for N+P IS what? thank you so much

asked by AL on October 3, 2010

If you roll two number cubes numbered 1-6, what is the probability of rolling the same number on each cube?

asked by amber on June 12, 2011
36. ## Math

By what factor should each edge of a cube be increased in order to increase its volume by a factor of 27? a.) 27 b.) 9 c.) 3 d.) 2

asked by Taylor on April 23, 2012
37. ## Chemistry

If silver has a density of 9.32 g/cm^3 how do you find the length of one side of an 184 g silver cube

asked by Kaleigh on September 23, 2015
38. ## math

A cube with side length 4 centimeters is 25% full of sand.What is the volume of the sand?

asked by Steven on April 28, 2014
39. ## math

A coin is tossed and a number cube is rolled. What is P(heads, a number less than 5)? 1) 1/3 2) 5/12 3) 2/3 4) 5/6 I think #2...can you check?

asked by JAMIE on May 17, 2017
40. ## math

A single, standard number cube is tossed. What is the probability of getting a number greater than 3? 1) 2/3 2) 1/3 3) 1/6 4) 1/2 I think 1/2 Thanks

asked by JAMIE on May 18, 2017
41. ## math

a polyhedren with one pentagonal base is a A)pentagon b)cube c)pentagonal pyramid D)prism

asked by makeeda on January 13, 2010
42. ## Math

The container is 10 cm tall and holds exactly 60 cubes.The length of the cube is 2 cm.What is the volume of the container?

asked by Jhazzelle on December 17, 2012
43. ## Math ~ Check Answers ~

A number cube with the numbers 1 through 6 is rolled. Find P (number is greater than or equal to 3). a.) 4/6 b.) 1/6 c.) 2/6********** d.) 5/6

asked by Chloé on April 23, 2014
44. ## ALGEBRA

A cube has a volume of 64 cubic units. How many units are in the sum of the lengths of all it's edges?

asked by Sam on January 26, 2011
45. ## math

the product of three consecutive integers is 22 less than the cube of the middle integer. Find the integer.

asked by jamie on January 31, 2013
46. ## math

A number cube numbered 1 through 6 is rolled. What is the probalitlity of rolling a prime number?

asked by sheliayoung on May 11, 2011
47. ## Math

Erica rolls a 6 sided number cube once. What is the probability that Erica roll a 3

asked by Cecilia on January 28, 2018
48. ## Probability

A number cube, numbered 1 through 6, is rolled once. What is the probability of rolling an even number that is not prime? 1/6 1/3 1/2 2/3

asked by Ross on July 22, 2010
49. ## science

A copper ball is dropped from a vartical height 1200m.if the initial temptature of copper ball at the height is 12 degree celsius,what is its temperature on reaching the ground? Assume all its kinetic energy changes to heat energy and specific heat

asked by nitesh srivastav on June 27, 2015
50. ## Chemistry (Check)

In a calorimeter experiment done at constant pressure in which all the heat from a chemical reaction was absorbed by the surrounding water bath, the temperature of the water went up by 2.31 K. If the size of the water bath was 200 g, what was the amount of

asked by Anonymous on November 12, 2015
51. ## physics

A Carnot engine is operated between two heat reservoirs at temperatures 520 K and 300 K. (a) If the engine receives 6.45 kJ of heat energy from the reservoir at 520 K in each cycle, how many joules per cycle does it reject to the reservoir at 300 K? (b)

asked by Jen on December 2, 2007
52. ## chemistry

95.0mLmL of H2O\rm H_2O is initially at room temperature (22.0∘C\rm{} ^{\circ}C). A chilled steel rod at 2.0∘C\rm ^{\circ}C is placed in the water. If the final temperature of the system is 21.3∘C^{\circ}C, what is the mass of the steel bar? Specific

asked by Anna on March 11, 2014
53. ## physics

A Carnot engine is operated between two heat reservoirs at temperatures 520 K and 300 K. (a) If the engine receives 6.45 kJ of heat energy from the reservoir at 520 K in each cycle, how many joules per cycle does it reject to the reservoir at 300 K? (b)

asked by Jen on December 2, 2007
54. ## Physics

A dock worker applies a constant horizontal force of 79.0 N to a block of ice on a smooth horizontal floor. The frictional force is negligible. The block starts from rest and moves 11.0 m in the first 6.00 s. What is the mass of the block of ice? *I notice

asked by James on October 1, 2006
55. ## Physics warming a nail

2.) Pounding a nail into wood makes the nail warmer. Consider a 5-g steel nail 6 cm long and a hammer that exerts an average force of 500 N on the nail when it is being driven into a piece of wood. The nail becomes hotter. Show that the increase in the

asked by Mary on September 20, 2009
56. ## AP Chemistry

in a coffee-cup calorimeter, 50.0 mL of 0.100 M AgNO3 and 50.0 mL of 0.100 M of HCl are mixed to yield the following reaction: Ag+ (aq) + Cl- (aq) >> AgCl (s) the two solutions were initially at 22.60 degree celsius, and the final temperature is 23.40

asked by Kailah on October 28, 2013
57. ## AP Chemistry

in a coffee-cup calorimeter, 50.0 mL of 0.100 M AgNO3 and 50.0 mL of 0.100 M of HCl are mixed to yield the following reaction: Ag+ (aq) + Cl- (aq) >> AgCl (s) the two solutions were initially at 22.60 degree celsius, and the final temperature is 23.40

asked by Kailah on October 28, 2013
58. ## Maths

By picking a natural number randomly up-to 100.find the probability of the number being a perfect cube?

asked by Anonymous on March 21, 2017
59. ## Calc

Express the surface area of a cube as a function of its volume. I did this and got A=6V^(2/3) That is the formula I got for the described function. However, I also need to find its domain... how do I do this?

asked by Chelsea on September 15, 2010
60. ## chemistry

calculate the molality of one molarity solution of sodium nitrare. the density of solution is 1.25g cm cube.

asked by joyti on June 20, 2011
61. ## physics

calculate the mass of air in a room measuring 5m*8m*10m if the density of air is 1.3kg/m cube

asked by daniel on January 28, 2014
62. ## Math

The volume, V cm3 , of a cube at time t seconds is given by V=(4 + 1/3t)^3 find the rate at which its volume is increasing at the instant when t = 2.

asked by Aaqib zaman on January 28, 2015
63. ## math

Tom has somee cubes that are two proudest cm on each side. How many of them will fit into a box that is a cube with each side four cm long?

asked by jake on September 13, 2012
64. ## Calculus

If the tolerance on the volume of a cube is a 2% error then what should the tolerance be fore each side? So what i did was V=x^3 dV = 3x^2 dx dV/V = 2% What should I do next? the answer is 2/3% but I don't know how it works. Thanks.

asked by Andrew on November 3, 2008
65. ## Intermediate Algebra

y varies directly as the cube of x and inversely as the square of z. If y is 30 when x is 2 and z is 4: b) Find the equation that models this data. c) Find the value of y when x is 3 and z is 2.

asked by Angie on April 28, 2012

A standard number cube with the numbers 1 through 6 is rolled. Find the probability of rolling a number greater than 4.

asked by messiah on February 13, 2019
67. ## Algebra

The product of 3 consecutive integers decreased by the cube of the first is 85. Wahat are the integers? THE GIVEN EQUATION IS: (x)(x+1)(x+2)-xcube = 85 How can i solve this ?

asked by Chesca on July 2, 2014
68. ## SAT Math

A cubical block of metal weighs 6 pounds. How much will another cube of the same metal weigh if its sides are twice as long?

asked by Hardy on June 3, 2010
69. ## Inorganic Chemistry

A 1.577 M solution of AgNO3 has a density of 1.220 gram per centimeter cube. What is the molality of the solution?

asked by Cris on October 16, 2016
70. ## chemistry

calculate the molality of one molarity solution of sodium nitrare. the density of solution is 1.25g cm cube.

asked by joyti on June 20, 2011
71. ## Chemistry

if 1.25grams of sodium carbonate is dissolved in a 250 centimeter cube. How many grams will be dissolved up to a one molar?.

asked by Daniel on March 22, 2019
72. ## math

Why a rectangular prism composed of 2 unit cubes has 6 faces. How do its dimensions compare to a unit cube

asked by heaven on February 18, 2014
73. ## Math

Mack rolls a 15-sided cube 45 times, what would you predict the probability to be of Mack's rolling a number less than 5?

asked by Neid on April 29, 2014
74. ## Math

If a standard number cube is rolled what is the probability or it landing on a number that is less than 5 write your answer as a percent

asked by Makayla on April 23, 2019
75. ## math

ja picks a cube from a bag 25 times without looking at it. the results are 20 red and 5 blue. how many of each color would you predict are in the bag?

asked by ashy on December 19, 2012
76. ## PHYSICS

A Solid Cube Of Steel Has Each Side 10cn Long.Find Its Mass If The Density Of Steel Is 6.5g/cm

asked by Dan on November 29, 2015
77. ## chemistry

calculate the molar concentration of substance in a solution containing 5,85g of Nacl2 in 200cm cube solution

asked by gabriel on June 12, 2011
78. ## Math

I need help on this question. What is the smallest positive integer n such that 2n is a perfect square and 3n is a perfect cube? I THINK THE ANSWER IS 1, IS THIS CORRECT?

asked by Michael on September 23, 2009
79. ## Math

tossing a coin tails up or rolling a number less than 4 on a number cube. I got 1/2 + 3/6 and got 1. The answer is 3/4. I don't understand what to do. Please help.

asked by Katie on April 18, 2016
80. ## math

what is the least number of cubes that can be formed by completely cutting a large cube into smaller cubes that are identical to each other 2 4 6 8 16

asked by ? on July 16, 2013
81. ## math

A standard number cube with the numbers 1 through 6 is rolled. Find the probability of rolling a number greater than 4

asked by jook on May 31, 2016
82. ## physics

200 gram cube is moved by a 100 gram water filled Styrofoam cup

asked by harry on September 20, 2012
83. ## math

there are 7 red balloons and 4 fewer blue ballons. use cube trains to model the set of ballons.

asked by nancy on November 18, 2011
84. ## Algebra

Can someone help me with this please?? Find the volume of a cube on which the diagonal of a face measures 2. ACUBERT(2) B8 C12 D2 SQRT(2) E4 F6 SQRT(2)

asked by Tim on January 26, 2009
85. ## Math

If a standard dot cube is rolled 60 times, how many times woudl you predict that the upturned face will be either 1 or 6?

asked by Anonymous on April 26, 2012
86. ## math gre study ques

a student starts with a positive number, x^6, and take the square root three times and the cube root once. this is equivalent to which of the following? a. x^1/4 b. x^4/3 c. x^3/4 d. x^4

asked by luckybee on January 8, 2012
87. ## math

If a a sheet of cardboard measures 9 feet by 6 feet and is made into a perfect cube, what would the length of each edge be?

asked by Dan on May 9, 2011
88. ## physics

The density of gold is 1.93×104 {\rm{kg/m}}^{\rm{3}}. 205 {\rm g} of gold is shaped into a cube. whats the length of an edge

asked by Anonymous on December 4, 2011
89. ## calculus

Prove that there is a number that is exactly one more than its cube. (don’t solve just show there is one) Prove that the function f(x)= cosx-x has a zero in (o. pi/2) Justify.

asked by kelli on September 23, 2010
90. ## PHYSICS

A wooden cube of side10cm has 700g.What part of it remains above the water surface while floating om water?

asked by MOHIT on February 10, 2012
91. ## Math

By picking a natural number randomly up to 100 find the probability of the number being a perfect cube

asked by Eliyaz elllu on March 22, 2017
92. ## density and pressure

calculate the mass of air in a room measuring 5m*8m*10m if the density of air is 1.3kg/m cube

asked by daniel on January 28, 2014
93. ## math

If a a sheet of cardboard measures 9 feet by 6 feet and is made into a perfect cube, what would the length of each edge be?

asked by Dan on May 9, 2011
94. ## Math

Write an algebraic expression. Let n= the number. The cube of a number and 5. ( hint: cubed means the exponent 3)

asked by Amy on December 2, 2015
95. ## Grammar and Composition

for my descriptive essay, my teachaer approved the Asheville outline that i made...that's why i was waiting to start writing. here is the extended outline. please make any corrections: Broad Subject: vacation spots Limited Topic: Asheville, North Carolina

asked by y912f on October 22, 2009
96. ## Physics

A piece of copper ball of mass 30grams at 150 degree celcius is placed in a copper calorimeter of mass 70gams containing 60grams of waterof copper 40degree celcius if the final ofthe mixture is 50degree celcius calculate the specific heat capacity of

asked by Elizabeth Avan on October 31, 2016
97. ## Physics...

A burn produced by live steam at 100oC is more severethan one produced by the same amount of water at 100oC.Verify this, calculate the heat that must be removed from 5.0 g ofwater at 100oC to lower its temperature to34oC.. Then calculate the heat that must

asked by Femfatal on February 14, 2011
98. ## chemistry 2

An experiment calls for 125 mL of 0.105 M NaCl solution. What mass of NaCl is required? What mass of NaCl would be required for 1.00 L of the same solution?

asked by Britany on April 16, 2012
99. ## Engineering

Here we consider instead dissolving guns (which we will assume are pure iron) with sulfuric acid. Fe+H2SO4->FeSO4+H2 It is apparent that they must use an outside source of electrical power to drive the dissolution of the iron. They use a small current so

asked by A on December 15, 2013
100. ## Biochemistry

Describe the preparation of 2.00 L of 0.100 M glycine buffer, pH 9.0, from glycine and 1.00 M NaOH. a) What mass of glycine is required? The appropriate pKa of glycine is 9.6. b) What volume of 1.00 M NaOH is required? The appropriate pKa of glycine is

asked by Sam on February 5, 2017